Following exercises demonstrate how to use transactions with BEGIN, COMMIT, and ROLLBACK to maintain data integrity and control concurrency in PostgreSQL. 1. Basic Transaction with BEGIN and COMMIT Write a PostgreSQL query to update an employee's salary within a transaction using BEGIN and COMMIT. ...
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@Transactional(rollbackFor = Exception.class) @Override public void update(Req req) { // 批量删除主规则层级 batchDeteleRule(); // 批量更新规则主层级 batchUpdateRule(); // 批量新增规则主层级 batchInsertRule(); // 删除该活动下全部商品 deleteAllGoodsById(); // 批量插入更新后商品列表 batchIns...
Overview of the issue When I change my password, it always thrown a javax.persistence.RollbackException. Here is the stacktrace: [ERROR] com.company.apps.aop.logging.LoggingAspect - Exception in com.company.apps.web.rest.AccountResource...
@Transactional(rollbackFor = Exception.class) @Override public void updateFlowStatusByProcessInstanceId(String processInstanceId, int flowStatus) { Expand Down 103 changes: 103 additions & 0 deletions 103 .../common/common-flow/src/main/java/com/flow/demo/common/flow/util/FlowOperationHelper....