大约有 3,620 项符合查询结果(耗时:0.0237秒) [XML]

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Getting only Month and Year from SQL DATE

I need to access only Month.Year from Date field in SQL Server. 24 Answers 24 ...
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How to check if a column exists in a SQL Server table?

... SQL Server 2005 onwards: IF EXISTS(SELECT 1 FROM sys.columns WHERE Name = N'columnName' AND Object_ID = Object_ID(N'schemaName.tableName')) BEGIN -- Column Exists END Martin Smith's version is shor...
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How to count instances of character in SQL Column

I have an sql column that is a string of 100 'Y' or 'N' characters. For example: 16 Answers ...
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what is the difference between GROUP BY and ORDER BY in sql

... in the link is sufficient to understand the difference tutorialspoint.com/sql/sql-group-by.htm – nishantbhardwaj2002 Apr 29 '15 at 9:57 ...
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“where 1=1” statement [duplicate]

I saw some people use a statement to query a table in a MySQL database like the following: 10 Answers ...
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Auto increment primary key in SQL Server Management Studio 2012

How do I auto increment the primary key in a SQL Server database table, I've had a look through the forum but can't see how. ...
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SQL-Server: Error - Exclusive access could not be obtained because the database is in use

I am actually trying to make a script (in Sql Server 2008) to restore one database from one backup file. I made the following code and I am getting an error - ...
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Cannot drop database because it is currently in use

... For SQL server mgmt. studio: Right click database: Properties -> Options -> Restrict Access : Set to "Single User" and perform the drop afterwards. – AceAlfred Sep 27 '13 at 11:02 ...
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SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu

I have been getting the following error when running a SQL to convert my data type value from varchar to datetime . 16 A...
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Can someone copyright a SQL query? [closed]

... Can SQL code really qualify for a copyright anyway? – David Brunelle Dec 3 '09 at 20:45 3 ...