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JRE 8 rt.jar - java.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib 63,596,151 rt.jar
Here is the list of Java classes of the java.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ java/sql/Statement.java
/* * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.sql; /** * <P>The object used for executing a static SQL statement * and returning the results it produces. * <P> * By default, only one <code>ResultSet</code> object per <code>Statement</code> * object can be open at the same time. Therefore, if the reading of one * <code>ResultSet</code> object is interleaved * with the reading of another, each must have been generated by * different <code>Statement</code> objects. All execution methods in the * <code>Statement</code> interface implicitly close a current * <code>ResultSet</code> object of the statement if an open one exists. * * @see Connection#createStatement * @see ResultSet */ public interface Statement extends Wrapper, AutoCloseable { /** * Executes the given SQL statement, which returns a single * <code>ResultSet</code> object. *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql an SQL statement to be sent to the database, typically a * static SQL <code>SELECT</code> statement * @return a <code>ResultSet</code> object that contains the data produced * by the given query; never <code>null</code> * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the given * SQL statement produces anything other than a single * <code>ResultSet</code> object, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} */ ResultSet executeQuery(String sql) throws SQLException; /** * Executes the given SQL statement, which may be an <code>INSERT</code>, * <code>UPDATE</code>, or <code>DELETE</code> statement or an * SQL statement that returns nothing, such as an SQL DDL statement. *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql an SQL Data Manipulation Language (DML) statement, such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @return either (1) the row count for SQL Data Manipulation Language (DML) statements * or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the given * SQL statement produces a <code>ResultSet</code> object, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} */ int executeUpdate(String sql) throws SQLException; /** * Releases this <code>Statement</code> object's database * and JDBC resources immediately instead of waiting for * this to happen when it is automatically closed. * It is generally good practice to release resources as soon as * you are finished with them to avoid tying up database * resources. * <P> * Calling the method <code>close</code> on a <code>Statement</code> * object that is already closed has no effect. * <P> * <B>Note:</B>When a <code>Statement</code> object is * closed, its current <code>ResultSet</code> object, if one exists, is * also closed. * * @exception SQLException if a database access error occurs */ void close() throws SQLException; //---------------------------------------------------------------------- /** * Retrieves the maximum number of bytes that can be * returned for character and binary column values in a <code>ResultSet</code> * object produced by this <code>Statement</code> object. * This limit applies only to <code>BINARY</code>, <code>VARBINARY</code>, * <code>LONGVARBINARY</code>, <code>CHAR</code>, <code>VARCHAR</code>, * <code>NCHAR</code>, <code>NVARCHAR</code>, <code>LONGNVARCHAR</code> * and <code>LONGVARCHAR</code> columns. If the limit is exceeded, the * excess data is silently discarded. * * @return the current column size limit for columns storing character and * binary values; zero means there is no limit * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #setMaxFieldSize */ int getMaxFieldSize() throws SQLException; /** * Sets the limit for the maximum number of bytes that can be returned for * character and binary column values in a <code>ResultSet</code> * object produced by this <code>Statement</code> object. * * This limit applies * only to <code>BINARY</code>, <code>VARBINARY</code>, * <code>LONGVARBINARY</code>, <code>CHAR</code>, <code>VARCHAR</code>, * <code>NCHAR</code>, <code>NVARCHAR</code>, <code>LONGNVARCHAR</code> and * <code>LONGVARCHAR</code> fields. If the limit is exceeded, the excess data * is silently discarded. For maximum portability, use values * greater than 256. * * @param max the new column size limit in bytes; zero means there is no limit * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> * or the condition {@code max >= 0} is not satisfied * @see #getMaxFieldSize */ void setMaxFieldSize(int max) throws SQLException; /** * Retrieves the maximum number of rows that a * <code>ResultSet</code> object produced by this * <code>Statement</code> object can contain. If this limit is exceeded, * the excess rows are silently dropped. * * @return the current maximum number of rows for a <code>ResultSet</code> * object produced by this <code>Statement</code> object; * zero means there is no limit * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #setMaxRows */ int getMaxRows() throws SQLException; /** * Sets the limit for the maximum number of rows that any * <code>ResultSet</code> object generated by this <code>Statement</code> * object can contain to the given number. * If the limit is exceeded, the excess * rows are silently dropped. * * @param max the new max rows limit; zero means there is no limit * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> * or the condition {@code max >= 0} is not satisfied * @see #getMaxRows */ void setMaxRows(int max) throws SQLException; /** * Sets escape processing on or off. * If escape scanning is on (the default), the driver will do * escape substitution before sending the SQL statement to the database. *<p> * The {@code Connection} and {@code DataSource} property * {@code escapeProcessing} may be used to change the default escape processing * behavior. A value of true (the default) enables escape Processing for * all {@code Statement} objects. A value of false disables escape processing * for all {@code Statement} objects. The {@code setEscapeProcessing} * method may be used to specify the escape processing behavior for an * individual {@code Statement} object. * <p> * Note: Since prepared statements have usually been parsed prior * to making this call, disabling escape processing for * <code>PreparedStatements</code> objects will have no effect. * * @param enable <code>true</code> to enable escape processing; * <code>false</code> to disable it * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> */ void setEscapeProcessing(boolean enable) throws SQLException; /** * Retrieves the number of seconds the driver will * wait for a <code>Statement</code> object to execute. * If the limit is exceeded, a * <code>SQLException</code> is thrown. * * @return the current query timeout limit in seconds; zero means there is * no limit * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #setQueryTimeout */ int getQueryTimeout() throws SQLException; /** * Sets the number of seconds the driver will wait for a * <code>Statement</code> object to execute to the given number of seconds. *By default there is no limit on the amount of time allowed for a running * statement to complete. If the limit is exceeded, an * <code>SQLTimeoutException</code> is thrown. * A JDBC driver must apply this limit to the <code>execute</code>, * <code>executeQuery</code> and <code>executeUpdate</code> methods. * <p> * <strong>Note:</strong> JDBC driver implementations may also apply this * limit to {@code ResultSet} methods * (consult your driver vendor documentation for details). * <p> * <strong>Note:</strong> In the case of {@code Statement} batching, it is * implementation defined as to whether the time-out is applied to * individual SQL commands added via the {@code addBatch} method or to * the entire batch of SQL commands invoked by the {@code executeBatch} * method (consult your driver vendor documentation for details). * * @param seconds the new query timeout limit in seconds; zero means * there is no limit * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> * or the condition {@code seconds >= 0} is not satisfied * @see #getQueryTimeout */ void setQueryTimeout(int seconds) throws SQLException; /** * Cancels this <code>Statement</code> object if both the DBMS and * driver support aborting an SQL statement. * This method can be used by one thread to cancel a statement that * is being executed by another thread. * * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @exception SQLFeatureNotSupportedException if the JDBC driver does not support * this method */ void cancel() throws SQLException; /** * Retrieves the first warning reported by calls on this <code>Statement</code> object. * Subsequent <code>Statement</code> object warnings will be chained to this * <code>SQLWarning</code> object. * * <p>The warning chain is automatically cleared each time * a statement is (re)executed. This method may not be called on a closed * <code>Statement</code> object; doing so will cause an <code>SQLException</code> * to be thrown. * * <P><B>Note:</B> If you are processing a <code>ResultSet</code> object, any * warnings associated with reads on that <code>ResultSet</code> object * will be chained on it rather than on the <code>Statement</code> * object that produced it. * * @return the first <code>SQLWarning</code> object or <code>null</code> * if there are no warnings * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> */ SQLWarning getWarnings() throws SQLException; /** * Clears all the warnings reported on this <code>Statement</code> * object. After a call to this method, * the method <code>getWarnings</code> will return * <code>null</code> until a new warning is reported for this * <code>Statement</code> object. * * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> */ void clearWarnings() throws SQLException; /** * Sets the SQL cursor name to the given <code>String</code>, which * will be used by subsequent <code>Statement</code> object * <code>execute</code> methods. This name can then be * used in SQL positioned update or delete statements to identify the * current row in the <code>ResultSet</code> object generated by this * statement. If the database does not support positioned update/delete, * this method is a noop. To insure that a cursor has the proper isolation * level to support updates, the cursor's <code>SELECT</code> statement * should have the form <code>SELECT FOR UPDATE</code>. If * <code>FOR UPDATE</code> is not present, positioned updates may fail. * * <P><B>Note:</B> By definition, the execution of positioned updates and * deletes must be done by a different <code>Statement</code> object than * the one that generated the <code>ResultSet</code> object being used for * positioning. Also, cursor names must be unique within a connection. * * @param name the new cursor name, which must be unique within * a connection * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method */ void setCursorName(String name) throws SQLException; //----------------------- Multiple Results -------------------------- /** * Executes the given SQL statement, which may return multiple results. * In some (uncommon) situations, a single SQL statement may return * multiple result sets and/or update counts. Normally you can ignore * this unless you are (1) executing a stored procedure that you know may * return multiple results or (2) you are dynamically executing an * unknown SQL string. * <P> * The <code>execute</code> method executes an SQL statement and indicates the * form of the first result. You must then use the methods * <code>getResultSet</code> or <code>getUpdateCount</code> * to retrieve the result, and <code>getMoreResults</code> to * move to any subsequent result(s). * <p> *<strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql any SQL statement * @return <code>true</code> if the first result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there are * no results * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, * the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @see #getResultSet * @see #getUpdateCount * @see #getMoreResults */ boolean execute(String sql) throws SQLException; /** * Retrieves the current result as a <code>ResultSet</code> object. * This method should be called only once per result. * * @return the current result as a <code>ResultSet</code> object or * <code>null</code> if the result is an update count or there are no more results * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #execute */ ResultSet getResultSet() throws SQLException; /** * Retrieves the current result as an update count; * if the result is a <code>ResultSet</code> object or there are no more results, -1 * is returned. This method should be called only once per result. * * @return the current result as an update count; -1 if the current result is a * <code>ResultSet</code> object or there are no more results * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #execute */ int getUpdateCount() throws SQLException; /** * Moves to this <code>Statement</code> object's next result, returns * <code>true</code> if it is a <code>ResultSet</code> object, and * implicitly closes any current <code>ResultSet</code> * object(s) obtained with the method <code>getResultSet</code>. * * <P>There are no more results when the following is true: * <PRE>{@code * // stmt is a Statement object * ((stmt.getMoreResults() == false) && (stmt.getUpdateCount() == -1)) * }</PRE> * * @return <code>true</code> if the next result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there are * no more results * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #execute */ boolean getMoreResults() throws SQLException; //--------------------------JDBC 2.0----------------------------- /** * Gives the driver a hint as to the direction in which * rows will be processed in <code>ResultSet</code> * objects created using this <code>Statement</code> object. The * default value is <code>ResultSet.FETCH_FORWARD</code>. * <P> * Note that this method sets the default fetch direction for * result sets generated by this <code>Statement</code> object. * Each result set has its own methods for getting and setting * its own fetch direction. * * @param direction the initial direction for processing rows * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> * or the given direction * is not one of <code>ResultSet.FETCH_FORWARD</code>, * <code>ResultSet.FETCH_REVERSE</code>, or <code>ResultSet.FETCH_UNKNOWN</code> * @since 1.2 * @see #getFetchDirection */ void setFetchDirection(int direction) throws SQLException; /** * Retrieves the direction for fetching rows from * database tables that is the default for result sets * generated from this <code>Statement</code> object. * If this <code>Statement</code> object has not set * a fetch direction by calling the method <code>setFetchDirection</code>, * the return value is implementation-specific. * * @return the default fetch direction for result sets generated * from this <code>Statement</code> object * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @since 1.2 * @see #setFetchDirection */ int getFetchDirection() throws SQLException; /** * Gives the JDBC driver a hint as to the number of rows that should * be fetched from the database when more rows are needed for * <code>ResultSet</code> objects generated by this <code>Statement</code>. * If the value specified is zero, then the hint is ignored. * The default value is zero. * * @param rows the number of rows to fetch * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> or the * condition {@code rows >= 0} is not satisfied. * @since 1.2 * @see #getFetchSize */ void setFetchSize(int rows) throws SQLException; /** * Retrieves the number of result set rows that is the default * fetch size for <code>ResultSet</code> objects * generated from this <code>Statement</code> object. * If this <code>Statement</code> object has not set * a fetch size by calling the method <code>setFetchSize</code>, * the return value is implementation-specific. * * @return the default fetch size for result sets generated * from this <code>Statement</code> object * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @since 1.2 * @see #setFetchSize */ int getFetchSize() throws SQLException; /** * Retrieves the result set concurrency for <code>ResultSet</code> objects * generated by this <code>Statement</code> object. * * @return either <code>ResultSet.CONCUR_READ_ONLY</code> or * <code>ResultSet.CONCUR_UPDATABLE</code> * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @since 1.2 */ int getResultSetConcurrency() throws SQLException; /** * Retrieves the result set type for <code>ResultSet</code> objects * generated by this <code>Statement</code> object. * * @return one of <code>ResultSet.TYPE_FORWARD_ONLY</code>, * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code> * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @since 1.2 */ int getResultSetType() throws SQLException; /** * Adds the given SQL command to the current list of commands for this * <code>Statement</code> object. The commands in this list can be * executed as a batch by calling the method <code>executeBatch</code>. * <P> *<strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql typically this is a SQL <code>INSERT</code> or * <code>UPDATE</code> statement * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the * driver does not support batch updates, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @see #executeBatch * @see DatabaseMetaData#supportsBatchUpdates * @since 1.2 */ void addBatch( String sql ) throws SQLException; /** * Empties this <code>Statement</code> object's current list of * SQL commands. * <P> * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> or the * driver does not support batch updates * @see #addBatch * @see DatabaseMetaData#supportsBatchUpdates * @since 1.2 */ void clearBatch() throws SQLException; /** * Submits a batch of commands to the database for execution and * if all commands execute successfully, returns an array of update counts. * The <code>int</code> elements of the array that is returned are ordered * to correspond to the commands in the batch, which are ordered * according to the order in which they were added to the batch. * The elements in the array returned by the method <code>executeBatch</code> * may be one of the following: * <OL> * <LI>A number greater than or equal to zero -- indicates that the * command was processed successfully and is an update count giving the * number of rows in the database that were affected by the command's * execution * <LI>A value of <code>SUCCESS_NO_INFO</code> -- indicates that the command was * processed successfully but that the number of rows affected is * unknown * <P> * If one of the commands in a batch update fails to execute properly, * this method throws a <code>BatchUpdateException</code>, and a JDBC * driver may or may not continue to process the remaining commands in * the batch. However, the driver's behavior must be consistent with a * particular DBMS, either always continuing to process commands or never * continuing to process commands. If the driver continues processing * after a failure, the array returned by the method * <code>BatchUpdateException.getUpdateCounts</code> * will contain as many elements as there are commands in the batch, and * at least one of the elements will be the following: * * <LI>A value of <code>EXECUTE_FAILED</code> -- indicates that the command failed * to execute successfully and occurs only if a driver continues to * process commands after a command fails * </OL> * <P> * The possible implementations and return values have been modified in * the Java 2 SDK, Standard Edition, version 1.3 to * accommodate the option of continuing to process commands in a batch * update after a <code>BatchUpdateException</code> object has been thrown. * * @return an array of update counts containing one element for each * command in the batch. The elements of the array are ordered according * to the order in which commands were added to the batch. * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> or the * driver does not support batch statements. Throws {@link BatchUpdateException} * (a subclass of <code>SQLException</code>) if one of the commands sent to the * database fails to execute properly or attempts to return a result set. * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * * @see #addBatch * @see DatabaseMetaData#supportsBatchUpdates * @since 1.2 */ int[] executeBatch() throws SQLException; /** * Retrieves the <code>Connection</code> object * that produced this <code>Statement</code> object. * @return the connection that produced this statement * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @since 1.2 */ Connection getConnection() throws SQLException; //--------------------------JDBC 3.0----------------------------- /** * The constant indicating that the current <code>ResultSet</code> object * should be closed when calling <code>getMoreResults</code>. * * @since 1.4 */ int CLOSE_CURRENT_RESULT = 1; /** * The constant indicating that the current <code>ResultSet</code> object * should not be closed when calling <code>getMoreResults</code>. * * @since 1.4 */ int KEEP_CURRENT_RESULT = 2; /** * The constant indicating that all <code>ResultSet</code> objects that * have previously been kept open should be closed when calling * <code>getMoreResults</code>. * * @since 1.4 */ int CLOSE_ALL_RESULTS = 3; /** * The constant indicating that a batch statement executed successfully * but that no count of the number of rows it affected is available. * * @since 1.4 */ int SUCCESS_NO_INFO = -2; /** * The constant indicating that an error occurred while executing a * batch statement. * * @since 1.4 */ int EXECUTE_FAILED = -3; /** * The constant indicating that generated keys should be made * available for retrieval. * * @since 1.4 */ int RETURN_GENERATED_KEYS = 1; /** * The constant indicating that generated keys should not be made * available for retrieval. * * @since 1.4 */ int NO_GENERATED_KEYS = 2; /** * Moves to this <code>Statement</code> object's next result, deals with * any current <code>ResultSet</code> object(s) according to the instructions * specified by the given flag, and returns * <code>true</code> if the next result is a <code>ResultSet</code> object. * * <P>There are no more results when the following is true: * <PRE>{@code * // stmt is a Statement object * ((stmt.getMoreResults(current) == false) && (stmt.getUpdateCount() == -1)) * }</PRE> * * @param current one of the following <code>Statement</code> * constants indicating what should happen to current * <code>ResultSet</code> objects obtained using the method * <code>getResultSet</code>: * <code>Statement.CLOSE_CURRENT_RESULT</code>, * <code>Statement.KEEP_CURRENT_RESULT</code>, or * <code>Statement.CLOSE_ALL_RESULTS</code> * @return <code>true</code> if the next result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there are no * more results * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> or the argument * supplied is not one of the following: * <code>Statement.CLOSE_CURRENT_RESULT</code>, * <code>Statement.KEEP_CURRENT_RESULT</code> or * <code>Statement.CLOSE_ALL_RESULTS</code> *@exception SQLFeatureNotSupportedException if * <code>DatabaseMetaData.supportsMultipleOpenResults</code> returns * <code>false</code> and either * <code>Statement.KEEP_CURRENT_RESULT</code> or * <code>Statement.CLOSE_ALL_RESULTS</code> are supplied as * the argument. * @since 1.4 * @see #execute */ boolean getMoreResults(int current) throws SQLException; /** * Retrieves any auto-generated keys created as a result of executing this * <code>Statement</code> object. If this <code>Statement</code> object did * not generate any keys, an empty <code>ResultSet</code> * object is returned. * *<p><B>Note:</B>If the columns which represent the auto-generated keys were not specified, * the JDBC driver implementation will determine the columns which best represent the auto-generated keys. * * @return a <code>ResultSet</code> object containing the auto-generated key(s) * generated by the execution of this <code>Statement</code> object * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @since 1.4 */ ResultSet getGeneratedKeys() throws SQLException; /** * Executes the given SQL statement and signals the driver with the * given flag about whether the * auto-generated keys produced by this <code>Statement</code> object * should be made available for retrieval. The driver will ignore the * flag if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql an SQL Data Manipulation Language (DML) statement, such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @param autoGeneratedKeys a flag indicating whether auto-generated keys * should be made available for retrieval; * one of the following constants: * <code>Statement.RETURN_GENERATED_KEYS</code> * <code>Statement.NO_GENERATED_KEYS</code> * @return either (1) the row count for SQL Data Manipulation Language (DML) statements * or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the given * SQL statement returns a <code>ResultSet</code> object, * the given constant is not one of those allowed, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @exception SQLFeatureNotSupportedException if the JDBC driver does not support * this method with a constant of Statement.RETURN_GENERATED_KEYS * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.4 */ int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException; /** * Executes the given SQL statement and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the indexes of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql an SQL Data Manipulation Language (DML) statement, such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @param columnIndexes an array of column indexes indicating the columns * that should be returned from the inserted row * @return either (1) the row count for SQL Data Manipulation Language (DML) statements * or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the SQL * statement returns a <code>ResultSet</code> object,the second argument * supplied to this method is not an * <code>int</code> array whose elements are valid column indexes, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.4 */ int executeUpdate(String sql, int columnIndexes[]) throws SQLException; /** * Executes the given SQL statement and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the names of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql an SQL Data Manipulation Language (DML) statement, such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * @param columnNames an array of the names of the columns that should be * returned from the inserted row * @return either the row count for <code>INSERT</code>, <code>UPDATE</code>, * or <code>DELETE</code> statements, or 0 for SQL statements * that return nothing * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the SQL * statement returns a <code>ResultSet</code> object, the * second argument supplied to this method is not a <code>String</code> array * whose elements are valid column names, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.4 */ int executeUpdate(String sql, String columnNames[]) throws SQLException; /** * Executes the given SQL statement, which may return multiple results, * and signals the driver that any * auto-generated keys should be made available * for retrieval. The driver will ignore this signal if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <P> * In some (uncommon) situations, a single SQL statement may return * multiple result sets and/or update counts. Normally you can ignore * this unless you are (1) executing a stored procedure that you know may * return multiple results or (2) you are dynamically executing an * unknown SQL string. * <P> * The <code>execute</code> method executes an SQL statement and indicates the * form of the first result. You must then use the methods * <code>getResultSet</code> or <code>getUpdateCount</code> * to retrieve the result, and <code>getMoreResults</code> to * move to any subsequent result(s). *<p> *<strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql any SQL statement * @param autoGeneratedKeys a constant indicating whether auto-generated * keys should be made available for retrieval using the method * <code>getGeneratedKeys</code>; one of the following constants: * <code>Statement.RETURN_GENERATED_KEYS</code> or * <code>Statement.NO_GENERATED_KEYS</code> * @return <code>true</code> if the first result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there are * no results * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the second * parameter supplied to this method is not * <code>Statement.RETURN_GENERATED_KEYS</code> or * <code>Statement.NO_GENERATED_KEYS</code>, * the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @exception SQLFeatureNotSupportedException if the JDBC driver does not support * this method with a constant of Statement.RETURN_GENERATED_KEYS * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @see #getResultSet * @see #getUpdateCount * @see #getMoreResults * @see #getGeneratedKeys * * @since 1.4 */ boolean execute(String sql, int autoGeneratedKeys) throws SQLException; /** * Executes the given SQL statement, which may return multiple results, * and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the indexes of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <P> * Under some (uncommon) situations, a single SQL statement may return * multiple result sets and/or update counts. Normally you can ignore * this unless you are (1) executing a stored procedure that you know may * return multiple results or (2) you are dynamically executing an * unknown SQL string. * <P> * The <code>execute</code> method executes an SQL statement and indicates the * form of the first result. You must then use the methods * <code>getResultSet</code> or <code>getUpdateCount</code> * to retrieve the result, and <code>getMoreResults</code> to * move to any subsequent result(s). *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql any SQL statement * @param columnIndexes an array of the indexes of the columns in the * inserted row that should be made available for retrieval by a * call to the method <code>getGeneratedKeys</code> * @return <code>true</code> if the first result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there * are no results * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the * elements in the <code>int</code> array passed to this method * are not valid column indexes, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @see #getResultSet * @see #getUpdateCount * @see #getMoreResults * * @since 1.4 */ boolean execute(String sql, int columnIndexes[]) throws SQLException; /** * Executes the given SQL statement, which may return multiple results, * and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the names of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <P> * In some (uncommon) situations, a single SQL statement may return * multiple result sets and/or update counts. Normally you can ignore * this unless you are (1) executing a stored procedure that you know may * return multiple results or (2) you are dynamically executing an * unknown SQL string. * <P> * The <code>execute</code> method executes an SQL statement and indicates the * form of the first result. You must then use the methods * <code>getResultSet</code> or <code>getUpdateCount</code> * to retrieve the result, and <code>getMoreResults</code> to * move to any subsequent result(s). *<p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. * @param sql any SQL statement * @param columnNames an array of the names of the columns in the inserted * row that should be made available for retrieval by a call to the * method <code>getGeneratedKeys</code> * @return <code>true</code> if the next result is a <code>ResultSet</code> * object; <code>false</code> if it is an update count or there * are no more results * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>,the * elements of the <code>String</code> array passed to this * method are not valid column names, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @see #getResultSet * @see #getUpdateCount * @see #getMoreResults * @see #getGeneratedKeys * * @since 1.4 */ boolean execute(String sql, String columnNames[]) throws SQLException; /** * Retrieves the result set holdability for <code>ResultSet</code> objects * generated by this <code>Statement</code> object. * * @return either <code>ResultSet.HOLD_CURSORS_OVER_COMMIT</code> or * <code>ResultSet.CLOSE_CURSORS_AT_COMMIT</code> * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * * @since 1.4 */ int getResultSetHoldability() throws SQLException; /** * Retrieves whether this <code>Statement</code> object has been closed. A <code>Statement</code> is closed if the * method close has been called on it, or if it is automatically closed. * @return true if this <code>Statement</code> object is closed; false if it is still open * @throws SQLException if a database access error occurs * @since 1.6 */ boolean isClosed() throws SQLException; /** * Requests that a <code>Statement</code> be pooled or not pooled. The value * specified is a hint to the statement pool implementation indicating * whether the application wants the statement to be pooled. It is up to * the statement pool manager as to whether the hint is used. * <p> * The poolable value of a statement is applicable to both internal * statement caches implemented by the driver and external statement caches * implemented by application servers and other applications. * <p> * By default, a <code>Statement</code> is not poolable when created, and * a <code>PreparedStatement</code> and <code>CallableStatement</code> * are poolable when created. * <p> * @param poolable requests that the statement be pooled if true and * that the statement not be pooled if false * <p> * @throws SQLException if this method is called on a closed * <code>Statement</code> * <p> * @since 1.6 */ void setPoolable(boolean poolable) throws SQLException; /** * Returns a value indicating whether the <code>Statement</code> * is poolable or not. * <p> * @return <code>true</code> if the <code>Statement</code> * is poolable; <code>false</code> otherwise * <p> * @throws SQLException if this method is called on a closed * <code>Statement</code> * <p> * @since 1.6 * <p> * @see java.sql.Statement#setPoolable(boolean) setPoolable(boolean) */ boolean isPoolable() throws SQLException; //--------------------------JDBC 4.1 ----------------------------- /** * Specifies that this {@code Statement} will be closed when all its * dependent result sets are closed. If execution of the {@code Statement} * does not produce any result sets, this method has no effect. * <p> * <strong>Note:</strong> Multiple calls to {@code closeOnCompletion} do * not toggle the effect on this {@code Statement}. However, a call to * {@code closeOnCompletion} does effect both the subsequent execution of * statements, and statements that currently have open, dependent, * result sets. * * @throws SQLException if this method is called on a closed * {@code Statement} * @since 1.7 */ public void closeOnCompletion() throws SQLException; /** * Returns a value indicating whether this {@code Statement} will be * closed when all its dependent result sets are closed. * @return {@code true} if the {@code Statement} will be closed when all * of its dependent result sets are closed; {@code false} otherwise * @throws SQLException if this method is called on a closed * {@code Statement} * @since 1.7 */ public boolean isCloseOnCompletion() throws SQLException; //--------------------------JDBC 4.2 ----------------------------- /** * Retrieves the current result as an update count; if the result * is a <code>ResultSet</code> object or there are no more results, -1 * is returned. This method should be called only once per result. * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. *<p> * The default implementation will throw {@code UnsupportedOperationException} * * @return the current result as an update count; -1 if the current result * is a <code>ResultSet</code> object or there are no more results * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #execute * @since 1.8 */ default long getLargeUpdateCount() throws SQLException { throw new UnsupportedOperationException("getLargeUpdateCount not implemented"); } /** * Sets the limit for the maximum number of rows that any * <code>ResultSet</code> object generated by this <code>Statement</code> * object can contain to the given number. * If the limit is exceeded, the excess * rows are silently dropped. * <p> * This method should be used when the row limit may exceed * {@link Integer#MAX_VALUE}. *<p> * The default implementation will throw {@code UnsupportedOperationException} * * @param max the new max rows limit; zero means there is no limit * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> * or the condition {@code max >= 0} is not satisfied * @see #getMaxRows * @since 1.8 */ default void setLargeMaxRows(long max) throws SQLException { throw new UnsupportedOperationException("setLargeMaxRows not implemented"); } /** * Retrieves the maximum number of rows that a * <code>ResultSet</code> object produced by this * <code>Statement</code> object can contain. If this limit is exceeded, * the excess rows are silently dropped. * <p> * This method should be used when the returned row limit may exceed * {@link Integer#MAX_VALUE}. *<p> * The default implementation will return {@code 0} * * @return the current maximum number of rows for a <code>ResultSet</code> * object produced by this <code>Statement</code> object; * zero means there is no limit * @exception SQLException if a database access error occurs or * this method is called on a closed <code>Statement</code> * @see #setMaxRows * @since 1.8 */ default long getLargeMaxRows() throws SQLException { return 0; } /** * Submits a batch of commands to the database for execution and * if all commands execute successfully, returns an array of update counts. * The <code>long</code> elements of the array that is returned are ordered * to correspond to the commands in the batch, which are ordered * according to the order in which they were added to the batch. * The elements in the array returned by the method {@code executeLargeBatch} * may be one of the following: * <OL> * <LI>A number greater than or equal to zero -- indicates that the * command was processed successfully and is an update count giving the * number of rows in the database that were affected by the command's * execution * <LI>A value of <code>SUCCESS_NO_INFO</code> -- indicates that the command was * processed successfully but that the number of rows affected is * unknown * <P> * If one of the commands in a batch update fails to execute properly, * this method throws a <code>BatchUpdateException</code>, and a JDBC * driver may or may not continue to process the remaining commands in * the batch. However, the driver's behavior must be consistent with a * particular DBMS, either always continuing to process commands or never * continuing to process commands. If the driver continues processing * after a failure, the array returned by the method * <code>BatchUpdateException.getLargeUpdateCounts</code> * will contain as many elements as there are commands in the batch, and * at least one of the elements will be the following: * * <LI>A value of <code>EXECUTE_FAILED</code> -- indicates that the command failed * to execute successfully and occurs only if a driver continues to * process commands after a command fails * </OL> * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. *<p> * The default implementation will throw {@code UnsupportedOperationException} * * @return an array of update counts containing one element for each * command in the batch. The elements of the array are ordered according * to the order in which commands were added to the batch. * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code> or the * driver does not support batch statements. Throws {@link BatchUpdateException} * (a subclass of <code>SQLException</code>) if one of the commands sent to the * database fails to execute properly or attempts to return a result set. * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * * @see #addBatch * @see DatabaseMetaData#supportsBatchUpdates * @since 1.8 */ default long[] executeLargeBatch() throws SQLException { throw new UnsupportedOperationException("executeLargeBatch not implemented"); } /** * Executes the given SQL statement, which may be an <code>INSERT</code>, * <code>UPDATE</code>, or <code>DELETE</code> statement or an * SQL statement that returns nothing, such as an SQL DDL statement. * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. * <p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. *<p> * The default implementation will throw {@code UnsupportedOperationException} * * @param sql an SQL Data Manipulation Language (DML) statement, * such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @return either (1) the row count for SQL Data Manipulation Language * (DML) statements or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the given * SQL statement produces a <code>ResultSet</code> object, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.8 */ default long executeLargeUpdate(String sql) throws SQLException { throw new UnsupportedOperationException("executeLargeUpdate not implemented"); } /** * Executes the given SQL statement and signals the driver with the * given flag about whether the * auto-generated keys produced by this <code>Statement</code> object * should be made available for retrieval. The driver will ignore the * flag if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. * <p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. *<p> * The default implementation will throw {@code SQLFeatureNotSupportedException} * * @param sql an SQL Data Manipulation Language (DML) statement, * such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @param autoGeneratedKeys a flag indicating whether auto-generated keys * should be made available for retrieval; * one of the following constants: * <code>Statement.RETURN_GENERATED_KEYS</code> * <code>Statement.NO_GENERATED_KEYS</code> * @return either (1) the row count for SQL Data Manipulation Language (DML) statements * or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the given * SQL statement returns a <code>ResultSet</code> object, * the given constant is not one of those allowed, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @exception SQLFeatureNotSupportedException if the JDBC driver does not support * this method with a constant of Statement.RETURN_GENERATED_KEYS * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.8 */ default long executeLargeUpdate(String sql, int autoGeneratedKeys) throws SQLException { throw new SQLFeatureNotSupportedException("executeLargeUpdate not implemented"); } /** * Executes the given SQL statement and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the indexes of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. * <p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. *<p> * The default implementation will throw {@code SQLFeatureNotSupportedException} * * @param sql an SQL Data Manipulation Language (DML) statement, * such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * * @param columnIndexes an array of column indexes indicating the columns * that should be returned from the inserted row * @return either (1) the row count for SQL Data Manipulation Language (DML) statements * or (2) 0 for SQL statements that return nothing * * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the SQL * statement returns a <code>ResultSet</code> object,the second argument * supplied to this method is not an * <code>int</code> array whose elements are valid column indexes, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.8 */ default long executeLargeUpdate(String sql, int columnIndexes[]) throws SQLException { throw new SQLFeatureNotSupportedException("executeLargeUpdate not implemented"); } /** * Executes the given SQL statement and signals the driver that the * auto-generated keys indicated in the given array should be made available * for retrieval. This array contains the names of the columns in the * target table that contain the auto-generated keys that should be made * available. The driver will ignore the array if the SQL statement * is not an <code>INSERT</code> statement, or an SQL statement able to return * auto-generated keys (the list of such statements is vendor-specific). * <p> * This method should be used when the returned row count may exceed * {@link Integer#MAX_VALUE}. * <p> * <strong>Note:</strong>This method cannot be called on a * <code>PreparedStatement</code> or <code>CallableStatement</code>. *<p> * The default implementation will throw {@code SQLFeatureNotSupportedException} * * @param sql an SQL Data Manipulation Language (DML) statement, * such as <code>INSERT</code>, <code>UPDATE</code> or * <code>DELETE</code>; or an SQL statement that returns nothing, * such as a DDL statement. * @param columnNames an array of the names of the columns that should be * returned from the inserted row * @return either the row count for <code>INSERT</code>, <code>UPDATE</code>, * or <code>DELETE</code> statements, or 0 for SQL statements * that return nothing * @exception SQLException if a database access error occurs, * this method is called on a closed <code>Statement</code>, the SQL * statement returns a <code>ResultSet</code> object, the * second argument supplied to this method is not a <code>String</code> array * whose elements are valid column names, the method is called on a * <code>PreparedStatement</code> or <code>CallableStatement</code> * @throws SQLFeatureNotSupportedException if the JDBC driver does not support this method * @throws SQLTimeoutException when the driver has determined that the * timeout value that was specified by the {@code setQueryTimeout} * method has been exceeded and has at least attempted to cancel * the currently running {@code Statement} * @since 1.8 */ default long executeLargeUpdate(String sql, String columnNames[]) throws SQLException { throw new SQLFeatureNotSupportedException("executeLargeUpdate not implemented"); } }
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