SHOW PLACEMENT LABELS

SHOW PLACEMENT LABELS 汇总可用于放置规则 (Placement Rules) 的标签 (label) 和值。

语法图

ShowStmt

SHOW PLACEMENT LABELS - 图1

1. ShowStmt ::=
2. "SHOW" "PLACEMENT" "LABELS" ShowLikeOrWhere?

示例

1. SHOW PLACEMENT LABELS;

1. +--------+----------------+
2. | Key    | Values         |
3. +--------+----------------+
4. | region | ["us-east-1"]  |
5. | zone   | ["us-east-1a"] |
6. +--------+----------------+
7. 2 rows in set (0.00 sec)

MySQL 兼容性

该语句是 TiDB 对 MySQL 语法的扩展。

另请参阅