大约有 6,000 项符合查询结果(耗时:0.0218秒) [XML]

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Pass Array Parameter in SqlCommand

I am trying to pass array parameter to SQL commnd in C# like below, but it does not work. Does anyone meet it before? 12 A...
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SQL Data Reader - handling Null column values

I'm using a SQLdatareader to build POCOs from a database. The code works except when it encounters a null value in the database. For example, if the FirstName column in the database contains a null value, an exception is thrown. ...
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A transport-level error has occurred when receiving results from the server [closed]

I'm getting a SQL Server error: 21 Answers 21 ...
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The transaction log for the database is full

...atabase Properties > Files > Database Files > Path To check full sql server log: open Log File Viewer at SSMS > Database > Management > SQL Server Logs > Current share | improv...
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Return rows in random order [duplicate]

Is it possible to write SQL query that returns table rows in random order every time the query run? 6 Answers ...
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Add default value of datetime field in SQL Server to a timestamp

... In sql server design view i tried it, it say value must match one of the items in list! so i made it on back end side – shareef Mar 9 '19 at 4:34 ...
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SELECT INTO using Oracle

... select into is used in pl/sql to set a variable to field values. Instead, use create table new_table as select * from old_table share | improve th...
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Adding an identity to an existing column

...Exec sp_rename 'Names.Id_new', 'ID', 'Column' See the following Microsoft SQL Server Forum post for more details: How to alter column to identity(1,1) share | improve this answer | ...
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Split function equivalent in T-SQL?

...Start > len( @sString ) break end RETURN END In SQL Server 2008 you can achieve the same with .NET code. Maybe it would work faster, but definitely this approach is easier to manage. share ...
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How to sort the result from string_agg()

... https://docs.microsoft.com/en-us/sql/t-sql/functions/string-agg-transact-sql?view=sql-server-2017 SELECT STRING_AGG(prod, '|') WITHIN GROUP (ORDER BY product) FROM ... share ...