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  1. sql - NOT IN vs NOT EXISTS - Stack Overflow

    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] …

  2. SQL: IF clause within WHERE clause - Stack Overflow

    Sep 18, 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 …

  3. How do I perform an IF...THEN in an SQL SELECT?

    Sep 15, 2008 · 2059 The CASE statement is the closest to IF in SQL and is supported on all versions of SQL Server.

  4. sql - Find all tables containing column with specified name - Stack ...

    @Revious INFORMATION_SCHEMA views included in SQL Server comply with the ISO standard definition for the INFORMATION_SCHEMA., sys.columns, sys.tables is Microsoft Sql Server …

  5. sql - Delete duplicate rows keeping the first row - Stack Overflow

    10 To delete the duplicate rows from the table in SQL Server, you follow these steps: Find duplicate rows using GROUP BY clause or ROW_NUMBER () function. Use DELETE …

  6. SQL - Select first 10 rows only? - Stack Overflow

    Dec 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 FROM

  7. sql - Exclude a column using SELECT * [except columnA] FROM …

    We all know that to select all columns from a table, we can use SELECT * FROM tableA Is there a way to exclude column(s) from a table without specifying all the columns? SELECT * [except …

  8. SQL Server® 2016, 2017, 2019 and 2022 Express full download

    Jan 25, 2017 · All previous version of SQL Server Express were available in both web and full downloads. But I cannot find full download of SQL Server® 2016 Express. Does it exist? …

  9. sql - Selecting COUNT (*) with DISTINCT - Stack Overflow

    In SQL Server 2005 I have a table cm_production that lists all the code that's been put into production. The table has a ticket_number, program_type, program_name and push_number …

  10. How can I do an UPDATE statement with JOIN in SQL Server?

    This was an example, but the point is as Eric said in How can I do an UPDATE statement with JOIN in SQL Server?. You need to add an UPDATE statement at first with the full address of …