dynamic update query in jdbctemplate update

Dynamic Query In Jdbctemplate Driver Properties Whether
Dynamic Query In Jdbctemplate Update Callback BatchPreparedStatementSetter

Dynamic Query In Jdbctemplate Update Callback BatchPreparedStatementSetter

For batch operations you can use batch update callback BatchPreparedStatementSetter to set parameter values.

You have to make sure about that before applying these properties for other databases.

Dynamic Query In Jdbctemplate Driver Properties Whether

And have a look into database driver properties whether there is any optimization properties available to improve performance for other databases ).

When you set rewriteBatchedStatementstrue then Jdbc groups several sql insert query statements into single insert query and executes it instead of running each sql query.

INSERT INTO USER (ID, USERNAME, PASSWORD, EMAIL, CREATEDTIME, UPDATEDTIME, USERTYPE, DOB) VALUES (2,Mike,password, email protected,2020-03-18 14:59:35,NULL,EMPLOYEE,2020-03-18).

INSERT INTO USER (ID, USERNAME, PASSWORD, EMAIL, CREATEDTIME, UPDATEDTIME, USERTYPE, DOB) VALUES (3,KingPeter,password, email protected,2020-03-19 12:19:15,NULL,EMPLOYEE,2020-03-18).

To verify queries, enable fullDebug to the datasource configuration like spring.datasource.hikari.data-source-properties.useConfigsmaxPerformance,fullDebug.

Following image illustrates a simple strategy on how we can perform batch inserts asynchronously.

Like stated in 3.4 section, static queries perform much better for batch update statements.

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Dynamic Update Query In Jdbctemplate Update