单选题You are a database administrator for your company. You are responsible for a SQL Server 2005 database that has several indexes. You need to write a stored procedure that checks the indexes for fragmentation. Which Transact-SQL statement should you use？（）ADBCC DBREINDEXBSELECT * FROM sys.dm_db_index_physical_statsCDBCC INDEXDEFRAGDSELECT * FROM sys.indexes
单选题
You are a database administrator for your company. You are responsible for a SQL Server 2005 database that has several indexes. You need to write a stored procedure that checks the indexes for fragmentation. Which Transact-SQL statement should you use？（）
A
DBCC DBREINDEX
B
SELECT * FROM sys.dm_db_index_physical_stats
C
DBCC INDEXDEFRAG
D
SELECT * FROM sys.indexes
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