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Co-authored-by: Lilian Lee <[email protected]>
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hfxsd and lilin90 authored Sep 20, 2024
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Expand Up @@ -5,7 +5,7 @@ summary: 了解 INFORMATION_SCHEMA 表 `TIDB_CHECK_CONSTRAINTS`。

# TIDB\_CHECK\_CONSTRAINTS

`TIDB_CHECK_CONSTRAINTS` 表提供关于表上 [`CHECK` 约束](/constraints.md#check-约束)的信息。除了包含 [`CHECK_CONSTRAINTS`](/information-schema/information-schema-check-constraints.md) 中的信息`TIDB_CHECK_CONSTRAINTS` 还提供了定义 `CHECK` 约束的表名和表 ID。
`TIDB_CHECK_CONSTRAINTS` 表提供关于表上 [`CHECK` 约束](/constraints.md#check-约束)的信息。除了包含 [`CHECK_CONSTRAINTS`](/information-schema/information-schema-check-constraints.md) 表中的信息之外`TIDB_CHECK_CONSTRAINTS` 还提供了定义 `CHECK` 约束的表名和表 ID。

```sql
USE INFORMATION_SCHEMA;
Expand Down Expand Up @@ -55,5 +55,5 @@ CONSTRAINT_CATALOG: def
* `CONSTRAINT_SCHEMA`:约束的库名。
* `CONSTRAINT_NAME`:约束的名字。
* `CHECK_CLAUSE`:检查约束的子句。
* `TABLE_NAME`约束所在的表名
* `TABLE_ID`约束所在的表 ID。
* `TABLE_NAME`约束所在表的名字
* `TABLE_ID`约束所在表的 ID。

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