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docs: refine keywords in 3.0

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gccgdb1234 2022-05-31 16:11:26 +08:00
parent 1f833afebc
commit 6bf44b6aa2
2 changed files with 7 additions and 7 deletions
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6
docs-cn/12-taos-sql/12-keywords/index.md
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@ -86,7 +86,7 @@ title: TDengine 参数限制与保留关键字
| CONNS | ID | NOTNULL | STABLE | WAL | | CONNS | ID | NOTNULL | STABLE | WAL |
| COPY | IF | NOW | STABLES | WHERE | | COPY | IF | NOW | STABLES | WHERE |
| _C0 | _QSTART | _QSTOP | _QDURATION | _WSTART | | _C0 | _QSTART | _QSTOP | _QDURATION | _WSTART |
| _WSTOP | _WDURATION | | _WSTOP | _WDURATION | _ROWTS |
## 特殊说明 ## 特殊说明
### TBNAME ### TBNAME
@ -124,5 +124,5 @@ Query OK, 1 row(s) in set (0.001091s)
### _WSTART/_WSTOP/_WDURATION ### _WSTART/_WSTOP/_WDURATION
窗口切分聚合查询（例如 interval/session window/state window）中表示每个切分窗口的起始，结束以及持续时间（从 2.6.0.0 版本开始支持） 窗口切分聚合查询（例如 interval/session window/state window）中表示每个切分窗口的起始，结束以及持续时间（从 2.6.0.0 版本开始支持）
### _c0 ### _c0/_ROWTS
表示表或超级表的第一列 _c0 _ROWTS 等价，表示表或超级表的第一列

8
docs-en/12-taos-sql/12-keywords.md
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@ -47,11 +47,11 @@ There are about 200 keywords reserved by TDengine, they can't be used as the nam
| CONNS | ID | NOTNULL | STable | WAL | | CONNS | ID | NOTNULL | STable | WAL |
| COPY | IF | NOW | STableS | WHERE | | COPY | IF | NOW | STableS | WHERE |
| _C0 | _QSTART | _QSTOP | _QDURATION | _WSTART | | _C0 | _QSTART | _QSTOP | _QDURATION | _WSTART |
| _WSTOP | _WDURATION | | _WSTOP | _WDURATION | _ROWTS |
## Explanations ## Explanations
### TBNAME ### TBNAME
`TBNAME` can be considered as a special tag, which represents the name of the subtable, in STable. `TBNAME` can be considered as a special tag, which represents the name of the subtable, in a STable.
Get the table name and tag values of all subtables in a STable. Get the table name and tag values of all subtables in a STable.
```mysql ```mysql
@ -85,5 +85,5 @@ The start, stop and duration of a query time window (Since version 2.6.0.0).
### _WSTART/_WSTOP/_WDURATION ### _WSTART/_WSTOP/_WDURATION
The start, stop and duration of aggegate query by time window, like interval, session window, state window (Since version 2.6.0.0). The start, stop and duration of aggegate query by time window, like interval, session window, state window (Since version 2.6.0.0).
### _c0 ### _c0/_ROWTS
The first column of a table or STable. _c0 is equal to _ROWTS, it means the first column of a table or STable.