WebINNODB_TRX table provides information about every transaction currently executing inside InnoDB, including whether the transaction is waiting for a lock, when the transaction started, and the SQL statement the transaction is executing, if any. For usage information, see Section 15.15.2.1, “Using InnoDB Transaction and Locking Information” . WebLOCK WAIT表示正在等待锁, 2 lock struct(s) 表示trx->trx_locks锁链表的长度为2,每个链表节点代表该事务持有的一个锁结构,包括表锁、记录锁以及auto_inc锁等。这里 2 locks 表示IX锁和lock_mode X(Next-key lock) ...
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Webtrx_lock_structs:事务保留的锁数量。 trx_lock_memory_bytes:事务锁住的内存大小,单位为 BYTES。 trx_rows_locked:事务锁住的记录数。包含标记为 DELETED,并且已经保存 … WebJava Web开发过程经常需要在数据库服务端写sql过程语言进行复杂的业务处理 那么Spring Transactional注解开启的事务同存储过程使用的事务是怎么样的呢?是否是同一个事务还是不同的事务? 以下代码使用的是MySQL Spring Tranactional开启的事务中调用存储过程: areaService.method() 调用存储过程 测试过程及结论 ... orange sign with man holding flag meaning
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WebSep 14, 2024 · mysql> SELECT * FROM information_schema.innodb_trx\G ***** 1. row ***** trx_id: 325090 trx_state: RUNNING trx_started: 2024-09-14 12:10:32 trx_requested_lock_id: NULL trx_wait_started: NULL trx_weight: 30 trx_mysql_thread_id: 26 trx_query: NULL trx_operation_state: NULL trx_tables_in_use: 0 trx_tables_locked: 10 trx_lock_structs: 26 … WebTime when the transaction started waiting on the lock (if TRX_STATE is LOCK WAIT, otherwise NULL). TRX_MYSQL_THREAD_ID: MySQL thread ID. Can be used for joining … WebApr 15, 2024 · SELECT * FROM INFORMATION_SCHEMA.INNODB_LOCKS; 在5.5中,information_schema 库中增加了三个关于锁的表(innoDB引擎): innodb_trx ## 当前运行的所有事务 innodb_locks ## 当前出现的锁 innodb_lock_waits ## 锁等待的对应关系. 先来看一下这三张表结构: orange sign on road