The*_*ter 17
如果您需要精确计数,则需要执行COUNT(*)扫描聚簇索引的计数.
您可以使用sys.partitions架构进行粗略计算,如下所示http://www.kodyaz.com/articles/sql-rowcount-using-sql-server-system-view-sys-partitions.aspx
更新:要将计数变为变量:
DECLARE @cnt INT;
SELECT @cnt = SUM(rows)
FROM sys.partitions
WHERE
index_id IN (0, 1)
AND object_id = OBJECT_ID('MyDB.dbo.MyTable');
SELECT @cnt;
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