摘要：
--模拟数据 SELECT * INTO #temp FROM ( SELECT 1 AS id, 'C101' AS sort UNION ALL SELECT 2 AS id, 'B101' AS sort UNION ALL SELECT 3 AS id, '101' UNION ALL SE 阅读全文
摘要：
1.判断索引是否存在 ps:@tableName 表名称, @indexName 索引名 IF EXISTS (SELECT 1 FROM sys.indexes WHERE object_id=OBJECT_ID(@tableName, N'U') and NAME=@indexName) BEG 阅读全文