「Oracle」カラムの値をNULL値に更新する方法
書式
UPDATE テーブル名 SET 列名 = 値[,列名 = 値] [WHERE 条件式];
方法1
UPDATE USER_TBL SET ADDR = NULL WHERE UID = '2002';
方法2
UPDATE USER_TBL SET ADDR = null WHERE UID = '3003';
Coding Changes the World
書式
UPDATE テーブル名 SET 列名 = 値[,列名 = 値] [WHERE 条件式];
方法1
UPDATE USER_TBL SET ADDR = NULL WHERE UID = '2002';
方法2
UPDATE USER_TBL SET ADDR = null WHERE UID = '3003';