SysBlog

SELECT
    t.NAME AS TableName,
    i.name as indexName,
    p.[Rows],
    sum(a.total_pages) as TotalPages,
    sum(a.used_pages) as UsedPages,
    sum(a.data_pages) as DataPages,
    (sum(a.total_pages) * 8 ) / 1024 as TotalSpaceMB,
    (sum(a.used_pages) * 8 ) / 1024 as UsedSpaceMB,
    (sum(a.data_pages) * 8 ) / 1024 as DataSpaceMB
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
WHERE
    t.NAME NOT LIKE 'dt%' AND
    i.OBJECT_ID > 255 AND
    i.index_id <= 1
GROUP BY
    t.NAME, i.object_id, i.index_id, i.name, p.[Rows]
ORDER BY
    object_name(i.object_id)

https://stackoverflow.com/questions/1443704/query-to-list-number-of-records-in-each-table-in-a-database