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15 thg 9, 2008 · The CASE statement is the closest to IF in SQL and is supported on all versions of SQL Server. SELECT CAST( CASE WHEN Obsolete = 'N' or InStock = 'Y' THEN 1 ELSE 0 …
I'm trying to run the following fairly simple query in SQL Server Management Studio: SELECT TOP 1000 * FROM master.sys.procedures as procs left join master.sys.parameters as params …
2 thg 9, 2008 · (SQL Standard 2006 SQL/Foundation 7.7 Syntax Rules 1, General Rules 1 b, 3 c & d, 5 b.) So don't outer join on until you know what underlying inner join on is involved. Find …
6 thg 4, 2009 · I have seen SQL that uses both != and <> for not equal. What is the preferred syntax and why? I like !=, because <> reminds me of Visual Basic.
In MS SQL Server Database, use this query to get the tables and respective column names that contains the input text: SELECT t.name AS tableName, c.name AS columnName
12 thg 12, 2009 · How do I select only the first 10 results of a query? I would like to display only the first 10 results from the following query: SELECT a.names, COUNT(b.post_title) AS num …
The @CustID means it's a parameter that you will supply a value for later in your code. This is the best way of protecting against SQL injection. Create your query using parameters, rather than …
23 thg 9, 2012 · 353 The SQL WITH clause was introduced by Oracle in the Oracle 9i release 2 database. The SQL WITH clause allows you to give a sub-query block a name (a process also …
18 thg 9, 2008 · Is it possible to use an IF clause within a WHERE clause in MS SQL? Example: WHERE IF IsNumeric(@OrderNumber) = 1 OrderNumber = @OrderNumber ELSE …
Which of these queries is the faster? NOT EXISTS: SELECT ProductID, ProductName FROM Northwind..Products p WHERE NOT EXISTS ( SELECT 1 FROM Northwind..[Order Details] od …
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