用来帮助用户维护索引的工具有( ) A: UPDATE STATISTICS语句 B: DBCC SHOWCONTIG语句 C: DBCC INDEXDEFRAG语句 D: 以上都是
用来帮助用户维护索引的工具有( ) A: UPDATE STATISTICS语句 B: DBCC SHOWCONTIG语句 C: DBCC INDEXDEFRAG语句 D: 以上都是
中国与俄罗斯有________公里的漫长边境线 A: 4374 B: 4743 C: 7443 D: 3474
中国与俄罗斯有________公里的漫长边境线 A: 4374 B: 4743 C: 7443 D: 3474
恢复数据库使用( )语句。 A: BACKUP B: RESTORE C: SHRINK D: DBCC
恢复数据库使用( )语句。 A: BACKUP B: RESTORE C: SHRINK D: DBCC
某无源二端网络N,假设其端口的电压、电流(关联方向),若已知[img=295x42]17e0bbb00f8fb4f.png[/img],则其输入阻抗为()。 A: 5Ω B: 5∠-73°Ω C: 5∠17°Ω D: 5∠73°Ω
某无源二端网络N,假设其端口的电压、电流(关联方向),若已知[img=295x42]17e0bbb00f8fb4f.png[/img],则其输入阻抗为()。 A: 5Ω B: 5∠-73°Ω C: 5∠17°Ω D: 5∠73°Ω
假设东八区北京时间为17:30,则位于(33°04′ N,73°08′ E)的伊斯兰堡的时间是_________(如:下午九点二十分,填:21:20)
假设东八区北京时间为17:30,则位于(33°04′ N,73°08′ E)的伊斯兰堡的时间是_________(如:下午九点二十分,填:21:20)
中国领土最西端在新疆()(73°E)。
中国领土最西端在新疆()(73°E)。
创建数据库使用( )命令。 A: create database B: alter database C: drop database D: dbcc shinkdatabase
创建数据库使用( )命令。 A: create database B: alter database C: drop database D: dbcc shinkdatabase
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.indexe
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.indexe
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
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
【单选题】73÷(26+38)的算式用文字表达是() A. 73 除以26加上38 B. 73 除以26的商加上38 C. 73 除以26加上38的和 D. 26 加上38的和除以73
【单选题】73÷(26+38)的算式用文字表达是() A. 73 除以26加上38 B. 73 除以26的商加上38 C. 73 除以26加上38的和 D. 26 加上38的和除以73