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Usermapper.insertbatch SomeColumn on Muck Rack

Usermapper.insertbatch SomeColumn

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mybatisPlus批量插入性能优化_mybatisplus高效批量_zhm_sky的博客-CSDN博客

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By Collection list, int batchSize, oneBatch List.add, Usermapper.insertbatch SomeColumn
| CSDN
在这样的情况下：采取的处理方案无非就分库分表，减少单表数据量，降低数据库压力；提高批量插入效率，提高消费者消费速度。 本文主要把精力放在如何提高批量插入效率上。 使用的mybatisplus的批量插入方法：saveBatch()，之前就看到过网上都在说在jdbc的url路径上加上 rewriteBatchedStatements=true 参数mysql底层才能开启真正的批量插入模式。 可是我之前已经添加了，而且数据表目前是没有建立索引的，即使是在1000来w的数据量下进行1500条的批量插入也不可能消耗20来秒吧，于是矛盾转移到saveBatch方法，使用版本：V3.4.3.4 查看源码： public boolean saveBatch(Collection<T> entityList, int batchSize) { String sqlStatement = this.getSqlStatement(SqlMethod.INSERT_ONE); return this.executeBatch(entityList, batchSize, (sqlSession,...
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