The duration of a DDL lock depends on its type. Exclusive and share DDL locks last
for the duration of DDL statement execution and automatic commit. A parse lock
persists as long as the associated SQL statement remains in the shared pool.
DDL锁的持续时间
1. 共享和排他DDL锁从DDL语句执行开始, 到自动提交结束
2. 只要相关的SQL语句还在共享池中 , 解析锁就存在[@more@]
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/10599713/viewspace-991813/ ，如需转载，请注明出处，否则将追究法律责任。
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