LEFT JOIN 數據庫左鏈接查詢SQL

 -- 普通查詢 SELECT T1.NAME , T2.ORDERNO   FROM TABLE_NAME1 T1 , TABLE_NAME T2  WHERE T1.ID = T2.T1_ID    AND T1.STATUS = '1'; -- LEFT JOIN查詢 SELECT T1.NAME , T2.ORDERNO   FROM TABLE_NAME1 T1   LEFT JOI

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