数据仓库服务 GAUSSDB(DWS)-UPDATE:示例

时间:2024-12-10 15:22:52

示例

创建表reason_update:
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CREATE TABLE reason_update
(
    TABLE_SK          INTEGER               ,
    TABLE_ID          VARCHAR(20)           ,
    TABLE_NA          VARCHAR(20)
)WITH(ORIENTATION=COLUMN, ENABLE_HSTORE=ON);
向表reason_update中插入数据:
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INSERT INTO reason_update VALUES (1, 'S01', 'StudentA'),(2, 'T01', 'TeacherA'),(3, 'T02', 'TeacherB');
对表reason_update执行UPDATE操作:
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UPDATE reason_update SET TABLE_NA = 'TeacherD' where TABLE_SK = 3;
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