如何重写包含SQL实现中的标准IS DISTINCT FROM和IS NOT DISTINCT FROM运算符的表达式,例如不支持它们的Microsoft SQL Server 2008R2?
IS DISTINCT FROM
IS NOT DISTINCT FROM
sql t-sql sql-server ansi-sql sql-server-2008-r2
ansi-sql ×1
sql ×1
sql-server ×1
sql-server-2008-r2 ×1
t-sql ×1