executebatch
executebatch-
The true value for the second configuration setting requires your JDBC driver to return the correct row counts from executeBatch () .
第二个配置设为true，这要求JDBC驱动在executeBatch（）方法中返回正确的行数。
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Those steps are repeated for each row to be inserted , then executeBatch is invoked to perform the inserts .
对于要插入的每一行，都要重复这些步骤，然后调用executeBatch来执行插入。