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2. SQL WITH clause example - Stack Overflow

   stackoverflow.com/questions/12552288

   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 called sub-query refactoring), which can be referenced in several places within the main SQL query. The name assigned to the sub-query is treated as though it was an inline view or table.

3. SQL query to select dates between two dates - Stack Overflow

   stackoverflow.com/questions/5125076

   best query for the select date between current date and back three days: select Date,TotalAllowance from Calculation where EmployeeId=1 and Date BETWEEN DATE_SUB(CURDATE(), INTERVAL 3 DAY) AND CURDATE() best query for the select date between current date and next three days:

4. database - How to select unique records by SQL - Stack Overflow

   stackoverflow.com/questions/1641718

   DISTINCT keyword is supposed to be applied to all the columns in the select query and not just to the column next to which DISTINCT keyword is written. So, basically, it means that every row returned in the result will be unique in terms of the combination of the select query columns. In OP's question, the below two result rows are already ...

5. Recursive query in SQL Server - Stack Overflow

   stackoverflow.com/questions/14518090

   Sample of the Recursive Level: DECLARE @VALUE_CODE AS VARCHAR(5); --SET @VALUE_CODE = 'A' -- Specify a level WITH ViewValue AS ( SELECT ValueCode , ValueDesc , PrecedingValueCode FROM ValuesTable WHERE PrecedingValueCode IS NULL UNION ALL SELECT A.ValueCode , A.ValueDesc , A.PrecedingValueCode FROM ValuesTable A INNER JOIN ViewValue V ON V.ValueCode = A.PrecedingValueCode ) SELECT ValueCode ...

6. sql server - Query comparing dates in SQL - Stack Overflow

   stackoverflow.com/questions/19924236

   Applications that use other APIs, or Transact-SQL scripts, stored procedures, and triggers, should use the unseparated numeric strings. For example, yyyymmdd as 19980924. EDIT. Since you are using ADO, the best option is to parameterize the query and pass the date value as a date parameter.

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

   stackoverflow.com/questions/63447

   Using SQL CASE is just like normal If / Else statements. In the below query, if obsolete value = 'N' or if InStock value = 'Y' then the output will be 1. Otherwise the output will be 0. Then we put that 0 or 1 value under the Salable Column.

8. SQL Server Linked Server Example Query - Stack Overflow

   stackoverflow.com/questions/4091960

   Distributed query (four part notation): Might not work with all remote servers. If your remote server is MySQL then distributed query will not work. Filters and joins might not work efficiently. If you have a simple query with WHERE clause, sql-server(local) might first fetch entire table from the remote server and then apply the WHERE clause ...

9. How do I create a parameterized SQL query? Why Should I?

   stackoverflow.com/questions/542510

   Public Class MSSQLDB ' CREATE YOUR DB CONNECTION 'Change the datasource Public SQLSource As String = "Data Source=someserver\sqlexpress;Integrated Security=True" Private DBCon As New SqlConnection(SQLSource) ' PREPARE DB COMMAND Private DBCmd As SqlCommand ' DB DATA Public DBDA As SqlDataAdapter Public DBDT As DataTable ' QUERY PARAMETERS ...

10. How do you run a SQL Server query from PowerShell?

    stackoverflow.com/questions/8423541

    There isn't a built-in "PowerShell" way of running a SQL query. If you have the SQL Server tools installed, you'll get an Invoke-SqlCmd cmdlet. Because PowerShell is built on .NET, you can use the ADO.NET API to run your queries.

11. sql - Finding even or odd ID values - Stack Overflow

    stackoverflow.com/questions/8100622

    Dividend must be any expression of integer data type in sql server. Divisor is the numeric expression to divide the dividend. Divisor must be expression of integer data type except in sql server. SELECT 15 % 2 Output 1 Dividend = 15. Divisor = 2. Let's say you wanted to query . Query a list of CITY names from STATION with even ID numbers only.