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In order to assign a variable safely you have to use the SET-SELECT statement: SET @PrimaryContactKey = (SELECT c.PrimaryCntctKey FROM tarcustomer c, tarinvoice i WHERE i.custkey = c.custkey AND i.invckey = @tmp_key)
12 lut 2024 · However, what if you want to store the result set of a SELECT query into a variable rather than a table? This is where the SELECT INTO @Variable syntax comes into play. In this article, we'll delve into the intricacies of using SELECT INTO @Variable in SQL Server, exploring its syntax, use cases, and best practices. SQL Server SELECT INTO @variable
3 wrz 2024 · SELECT @local_variable is typically used to return a single value into the variable. However, when expression is the name of a column, it can return multiple values. If the SELECT statement returns more than one value, the variable is assigned the last value that is returned.
30 kwi 2015 · If you are looking to set the ID variable parameter, you need to specify it as an OUTPUT parameter, and set it's value in your query:
8 lip 2024 · A variable can also have a value assigned by being referenced in the select list of a SELECT statement. To assign a variable a value by using the SET statement, include the variable name and the value to assign to the variable. This is the preferred method of assigning a value to a variable.
18 mar 2022 · Learn how to use variables with SQL Server to make code more dynamic with examples for scripts, functions, stored procedures, sqlcmd and more.
10 lip 2014 · Wrap a single-value select in brackets to use its value in another query: select something from sometable where somecolumn = (SELECT name FROM Customer Where Customer_ID = '1234')
