云数据库 GaussDB-ALTER RESOURCE LABEL:示例

时间:2025-02-12 15:08:27

示例

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--创建基本表table_for_label。openGauss=# CREATE TABLE table_for_label(col1 int, col2 text);--创建资源标签table_label。openGauss=# CREATE RESOURCE LABEL table_label ADD COLUMN(table_for_label.col1);--将col2添加至资源标签table_label中。openGauss=# ALTER RESOURCE LABEL table_label ADD COLUMN(table_for_label.col2)--将资源标签table_label中的一项移除。openGauss=# ALTER RESOURCE LABEL table_label REMOVE COLUMN(table_for_label.col1);--删除资源标签table_label。openGauss=# DROP RESOURCE LABEL table_label;--删除基本表table_for_label。openGauss=# DROP TABLE table_for_label;
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