Update 20-keywords.md

As the customer has repeatedly inquired that the "level" field is not a keyword on the official website, but it was a keyword from version 3.3.0.0 to 3.3.2.11, we have added "level" to the list of keywords and specified which versions it is not available in.
2025-01-03 16:59:43 +08:00 · 2025-01-03 16:59:43 +08:00 · 444f55451a
parent c036658ba6
commit 444f55451a
1 changed files with 1 additions and 0 deletions
--- a/docs/zh/14-reference/03-taos-sql/20-keywords.md
+++ b/docs/zh/14-reference/03-taos-sql/20-keywords.md
@ -231,6 +231,7 @@ description: TDengine 保留关键字的详细列表
 | LEADER               | |
 | LEADING              | |
 | LEFT                 | |
+| LEVEL                | 3.3.0.0 到 3.3.2.11 的所有版本 |
 | LICENCES             | |
 | LIKE                 | |
 | LIMIT                | |