Java™ Platform Standard Ed. The setEscapeProcessing method may be used to specify the escape processing behavior for an individual Statement object. Note: Since prepared statements have usually. The driver will ignore the array if the SQL statement is not an INSERT statement, or an SQL statement able to return auto-generated keys. Linux generate aes 256 key. This is fixed for 3.0.13, but only for prepared statements (it is a little outside the scope of the JDBC spec, as there is no corrolary executeBatch method in java.sql.Statement that specifies that generated keys should be returned). Generate public private key pair pem. An SQL Statement is put into a PreparedStatement and is precompiled so that it can be executed efficiently multiple times. Setter methods are supplied in the PreparedStatement interface for the setting of IN parameters for the statement. The setter method used for each IN parameter must match the parameter's type. Dec 25, 2019 prepare-statement:return-keys may now be a vector of (auto-generated) column names to return, in addition to just being truthy or falsey. This allows keys to be returned for more databases. This allows keys to be returned for more databases. Feb 22, 2016 This post provides code example that gets the value of the newly inserted record in database using JDBC. Some database operations, especially those involving parent-child relationships (one-to-many), you may want to insert a record.
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Posted by: Alex Cheung Date: November 04, 2004 11:39AM
[java] java.lang.NullPointerException [java] at com.mysql.jdbc.Statement.getGeneratedKeys(Statement.java:308) --- details below --- MySql version: 4.0.21-nt MySql JConnector Driver version: 3.0.15-ga table: create table dp_objtype ( objtypeid int not null auto_increment, objname varchar(64) not null, objclass varchar(255) null, PRIMARY KEY (objtypeid) ) type = innoDB; statement: PreparedStatement pstmt = conn.preparedStatement('insert into dp_objtype (objname, objclass) values (?,?)', Statement.RETURN_GENERATED_KEYS); If I use pstmt.execute(), the insert-stmt executed without any problem. If I use pstmt.getGeneratedKeys(), I get the following Exception: [java] psqlstmt = insert into dp_objtype (objname, objclass) values (?,?) [java] set val[1] = user [java] set val[2] = com.datapipes.db.User [java] java.lang.NullPointerException [java] at com.mysql.jdbc.Statement.getGeneratedKeys(Statement.java:308) [java] at com.mysql.jdbc.PreparedStatement.getGeneratedKeys(PreparedSta tement.java:538) [java] at com.ace.db.DbHelper.insertObject(DbHelper.java:351) If someone can tell me how to correct this, or if there is a fix for it somewhere. thanks -alex
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Re: preparedStatement.getGeneratedKeys() exception.
November 04, 2004 01:26PM
Re: preparedStatement.getGeneratedKeys() exception.
November 04, 2004 04:07PM
Re: preparedStatement.getGeneratedKeys() exception.
November 04, 2004 08:19PM
Re: preparedStatement.getGeneratedKeys() exception.
November 05, 2004 01:07AM
Re: preparedStatement.getGeneratedKeys() exception.
November 05, 2004 09:39AM
Re: preparedStatement.getGeneratedKeys() exception.
Prepared Statement Return Generated Keys
November 05, 2004 11:13AM
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Re: preparedStatement.getGeneratedKeys() exception.
November 05, 2004 03:57PM
Re: preparedStatement.getGeneratedKeys() exception.
Return Generated Keys Preparedstatement
November 06, 2004 02:19AM
Re: preparedStatement.getGeneratedKeys() exception.
January 03, 2005 09:54PM
Java Mysql Prepared Statement Return Generated Keys Download
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Java Prepared Statement Return Generated Keys
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