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sqlserver查询表个数和数据行数

2025-04-08 10:44  NO.27  阅读(185)  评论(0)    收藏  举报
1、查询表个数
select * from INFORMATION_SCHEMA.TABLES where TABLE_TYPE='BASE TABLE'

2、查询数据行数

SELECT
t.NAME AS 表名,
p.rows AS 行数,
ROUND(SUM(a.used_pages) * 8.0 / 1024, 2) AS 已使用空间MB, -- 已使用空间
DB_NAME() AS 分库名
FROM
sys.tables t
INNER JOIN
sys.indexes i ON t.OBJECT_ID = i.object_id
INNER JOIN
sys.partitions p ON i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
LEFT OUTER JOIN
sys.schemas s ON t.schema_id = s.schema_id
WHERE
t.NAME NOT LIKE 'dt%' -- 排除系统表
AND t.is_ms_shipped = 0 -- 排除系统自带表
AND i.OBJECT_ID > 255 -- 排除系统对象
GROUP BY
t.Name, s.Name, p.Rows
ORDER BY
已使用空间MB DESC; -- 按总空间降序排列