在 SQL Server 2000 中获取最大的表及其大小,可以通过以下步骤实现:
SELECT TOP 1
t.NAME AS TableName,
s.NAME AS SchemaName,
p.rows AS RowCounts,
SUM(a.total_pages) * 8 AS TotalSpaceKB,
SUM(a.used_pages) * 8 AS UsedSpaceKB,
(SUM(a.total_pages) - SUM(a.used_pages)) * 8 AS UnusedSpaceKB
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%'
AND t.is_ms_shipped = 0
AND i.OBJECT_ID > 255
GROUP BY
t.NAME, s.NAME, p.Rows
ORDER BY
SUM(a.total_pages) DESC
这个查询语句会返回数据库中最大的表的名称、模式名称、行数、总空间大小、已使用空间大小和未使用空间大小。
请注意,SQL Server 2000 已经过时,不再受到官方支持。建议升级到更高版本的 SQL Server,以获得更好的性能和安全性。
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