大约有 3,556 项符合查询结果(耗时:0.0152秒) [XML]

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How to Concatenate Numbers and Strings to Format Numbers in T-SQL?

...convert your parameters to VARCHAR before trying to concatenate them. When SQL Server sees @my_int + 'X' it thinks you're trying to add the number "X" to @my_int and it can't do that. Instead try: SET @ActualWeightDIMS = CAST(@Actual_Dims_Lenght AS VARCHAR(16)) + 'x' + CAST(@Actual_Dims_W...
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Errors: “INSERT EXEC statement cannot be nested.” and “Cannot use the ROLLBACK statement within an I

...ng to 'bubble' up data from a chain of stored procedures. A restriction in SQL Server is you can only have one INSERT-EXEC active at a time. I recommend looking at How to Share Data Between Stored Procedures which is a very thorough article on patterns to work around this type of problem. For examp...
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Can PHP PDO Statements accept the table or column name as parameter?

... case 1: $tbl = 'users'; break; } $sql = "SELECT * FROM $tbl"; } By leaving no default case or using a default case that returns an error message you ensure that only values that you want used get used. ...
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Execute SQLite script

I start up sqlite3 version 3.7.7, unix 11.4.2 using this command: 5 Answers 5 ...
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Comparing Dates in Oracle SQL

...stead of a date literal: timestamp '2015-01-30 19:42:04' (because in ANSI SQL a the date data type doesn't have a time, only the timestamp data type does). – a_horse_with_no_name Feb 3 '15 at 22:27 ...
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How do I get list of all tables in a database using TSQL?

...e best way to get the names of all of the tables in a specific database on SQL Server? 17 Answers ...
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When restoring a backup, how do I disconnect all active connections?

My SQL Server 2005 doesn't restore a backup because of active connections. How can I force it? 10 Answers ...
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Why can't a text column have a default value in MySQL?

...u try to create a TEXT column on a table, and give it a default value in MySQL, you get an error (on Windows at least). I cannot see any reason why a text column should not have a default value. No explanation is given by the MySQL documentation. It seems illogical to me (and somewhat frustrating, a...
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INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server

...s not also in the primary key column of the referenced table. If you have SQL Server Management Studio, open it up and sp_help 'dbo.Sup_Item_Cat'. See which column that FK is on, and which column of which table it references. You're inserting some bad data. Let me know if you need anything explain...
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How to store decimal values in SQL Server?

I'm trying to figure out decimal data type of a column in the SQL Server. I need to be able to store values like 15.5, 26.9, 24.7, 9.8, etc ...