我有一个脚本需要在表中插入50多行,有没有办法循环我要插入的每一行,而不是在TSQL中将此语句编码50次以上?
IFEXISTS ( SELECT 1 FROM table where column 1 = )
UPDATE table
Column1 = value,
Column2 = value,
Column3 = value,
Column4 = value
WHERE column 1 =
ELSE
INSERT INTO table
(Column1, Column2, Column3, Column4)
VALUES
(value, value, value, value)
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