dbaplus Community

Apr 11, 2022 · Databases

Why JDBC executeBatch Sends Single Queries and How to Enable True Batch Execution in MySQL

This article explains why MySQL 8.0’s JDBC driver processes executeBatch() calls as separate statements, demonstrates the root cause in the driver’s rewriteBatchedStatements logic, and shows how configuring rewriteBatchedStatements=true (and optionally allowMultiQueries=true) enables genuine batch execution.