Use the REVERT statement to return to the previous context.
使用REVERT语句返回到以前的上下文。
The REVERT statement is then used to reset the execution context to the previous caller.
然后使用REVERT语句将执行上下文重置为上一个调用方。
The REVERT statement is executed multiple times moving up the stack until the execution context is set to the original caller.
将多次执行REVERT语句以向上移动堆栈，直到将执行上下文设置为原始调用方为止。
Execution context is reverted to the original caller only after execution of the procedure or when a revert statement is issued.
只有在执行此程序之后，或发出revert陈述式时，执行内容才会还原成原始呼叫端。
Undo the change that can not be represented and revert to the most recent version of the SQL statement.
撤消无法表示的更改，并恢复最近的sql语句版本。
Undo the change that can not be represented and revert to the most recent version of the SQL statement.
撤消无法表示的更改，并恢复最近的sql语句版本。
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