大约有 6,000 项符合查询结果(耗时:0.0203秒) [XML]

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What is the difference between single and double quotes in SQL?

What is the difference between single quotes and double quotes in SQL? 6 Answers 6 ...
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How to trim a string in SQL Server before 2017?

In SQL Server 2017, you can use this syntax, but not in earlier versions: 7 Answers 7 ...
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How to get the connection String from a database

I have created a database with SQL Server Management Studio, I would like to now use it in my C# application. I need the connection string? ...
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What's best SQL datatype for storing JSON string?

What's the best SQL datatype for storing JSON string? 5 Answers 5 ...
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Best approach to remove time part of datetime in SQL Server

...e best performance when removing the time portion from a datetime field in SQL Server? 23 Answers ...
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ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]

I'm currently looking at other search methods rather than having a huge SQL query. I saw elasticsearch recently and played with whoosh (a Python implementation of a search engine). ...
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SQL DROP TABLE foreign key constraint

...t all foreign key relationships referencing your table, you could use this SQL (if you're on SQL Server 2005 and up): SELECT * FROM sys.foreign_keys WHERE referenced_object_id = object_id('Student') and if there are any, with this statement here, you could create SQL statements to actually drop ...
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SQL Server String or binary data would be truncated

...llowing error when I try to insert data from one table into another table (SQL Server 2005): 20 Answers ...
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How to restore to a different database in sql server?

...called 'creditline' to 'MyTempCopy'; RESTORE FILELISTONLY FROM DISK='e:\mssql\backup\creditline.bak' >LogicalName >-------------- >CreditLine >CreditLine_log RESTORE DATABASE MyTempCopy FROM DISK='e:\mssql\backup\creditline.bak' WITH MOVE 'CreditLine' TO 'e:\mssql\MyTempCopy.mdf',...
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How to connect an existing SQL Server login to an existing SQL Server database user of same name

Is there a SQL Server command to connect a user of a single database to a login for the database server of the same name? ...