Hintmanager adddatabaseshardingvalue
Web* Process: * The program caller, specify which library number: hintManager.addDatabaseShardingValue("t_order", 3); means: library number 3, execute t_order table related * Frame call: doSharding method: * availableTargetNames is: database list: [ds0, ds1] * shardingValue is: the specified database * The program caller, specify … Webshareding-jdbc实现读写分离最简单的容易理解示例_sharedjdbc_wumanxin2024的博客-程序员秘密. 技术标签: 数据库中间件 shareding-jdbc 读写分离
Hintmanager adddatabaseshardingvalue
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WebWe have HintManagerfor users to use for hint route, But it’s depends on ThreadLocal. We want to use SQL hint to replace HintManager for more convenient to use. replace HintManager.setDatabaseShardingValue /* SHARDINGSPHERE_HINT: SHARDING_DATABASE_VALUE=1 */ SELECT * FROM t_order,t_order_item; WebdatabaseShardingValues.clear(); addDatabaseShardingValue(HintManagerHolder.DB_TABLE_NAME, value); Add sharding value for database sharding only. * * The sharding operator is {@code =} * When you only need to sharding database, use this method to add database sharding value. …
WebUse hintManager.addTableShardingValue to add sharding key value of table. Users can use hintManager.setDatabaseShardingValue to add sharding in hint route to some … Web获取 HintManager 实例. HintManager hintManager = HintManager.getInstance(); 复制代码. 添加分片键. 使用 hintManager.addDatabaseShardingValue来添加数据源分片键值。 使用 hintManager.addTableShardingValue 来添加表分片键值。
WebWhen I use custom HintShardingAlgorithm, sometimes I don't want to set the sharding value,and I want Sharding-JDBC to still execute my custom HintShardingAlgorithm My … WebShardingJdbcDemoApplicationTestsClasstestAddMethodtestSelectMethodtestHintAddMethodOrderInsertMethod Code navigation index up-to-date Go to file Go to fileT Go to lineL Go to definitionR Copy …
WebShardingSphere-JDBC. GitHub source address. I. Overview. Shardingsphere-JDBC is positioned as a lightweight Java framework, which is an additional service provided by the JDBC layer.
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