doc: minor changes
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@ -234,16 +234,16 @@ RESUME STREAM [IF EXISTS] [IGNORE UNTREATED] stream_name;
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升级 TDengine 后,如果流计算不兼容,需要删除流计算,然后重新创建流计算。步骤如下:
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1.修改 taos.cfg,添加disableStream 1
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1.修改 taos.cfg,添加 disableStream 1
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2.重启 taosd
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3.启动 taos,
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3.启动 taos
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```sql
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drop stream xxxx; ---- xxx指stream name
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flush database stream_source_db; ----流计算读取数据的超级表所在的database;
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flush database stream_dest_db; -----流计算写入数据的超级表所在的database;
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drop stream xxxx; ---- xxx 指stream name
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flush database stream_source_db; ---- 流计算读取数据的超级表所在的 database
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flush database stream_dest_db; ---- 流计算写入数据的超级表所在的 database
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```
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举例:
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