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Merge pull request #22306 from taosdata/54liuyao-patch-2
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Update 14-stream.md
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hjxilinx committed Aug 17, 2023
2 parents 0e10e94 + d0332a7 commit 4b0d08d
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Expand Up @@ -249,3 +249,12 @@ T = 最新事件时间 - DELETE_MARK
- [unique](../function/#unique)
- [mode](../function/#mode)

## 暂停、恢复流计算
1.流计算暂停计算任务
PAUSE STREAM [IF EXISTS] stream_name;
没有指定IF EXISTS,如果该stream不存在,则报错;如果存在,则暂停流计算。指定了IF EXISTS,如果该stream不存在,则返回成功;如果存在,则暂停流计算

2.流计算恢复计算任务
RESUME STREAM [IF EXISTS] [IGNORE UNTREATED] stream_name;
没有指定IF EXISTS,如果该stream不存在,则报错,如果存在,则恢复流计算;指定了IF EXISTS,如果stream不存在,则返回成功;如果存在,则恢复流计算。如果指定IGNORE UNTREATED,则恢复流计算时,忽略流计算暂停期间写入的数据。

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