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You must look at declaration of WHILE statement: WHILE Boolean_expression { sql_statement | statement_block | BREAK | CONTINUE } First of all you can use complex Boolean_expression as Dan said: WHILE @N > -1 AND @N <10 BEGIN END If you want to add more flexibility to you code you can use IF with BREAK, something like this:
Instead of immediately selecting in each iteration of the loop, you can insert rows to temp table (or table-type variable) and select everything after the loop finishes:
9 sie 2024 · Here’s the basic syntax for a nested WHILE loop in T-SQL: WHILE (outer_condition) BEGIN -- Outer loop code WHILE (inner_condition) BEGIN -- Inner loop code END -- More outer loop code END. So we can see that there are two WHILE loops; an outer loop and an inner loop.
4 mar 2022 · Solution. In this tutorial, we will look at examples of a WHILE loop in T-SQL and discuss alternatives like a CTE and cursor. SQL WHILE Loop Syntax. The syntax is like this: WHILE CONDITION. BEGIN. CODE . BREAK --Optional . CONTINUE --Optional . END . WHILE Loop Example.
6 lis 2019 · If you want to repeatedly execute a particular SQL script, the SQL While loop is the way to go. The article explains how to use the SQL While loop in Microsoft SQL Server to perform a variety of tasks ranging from record insertion to pagination.
3 wrz 2024 · Sets a condition for the repeated execution of an SQL statement or statement block. The statements are executed repeatedly as long as the specified condition is true. The execution of statements in the WHILE loop can be controlled from inside the loop with the BREAK and CONTINUE keywords. Transact-SQL syntax conventions.
4 dni temu · The example below demonstrates how a WHILE loop can be used to iterate Sales records. This approach is particularly effective when working with a numerical or date column, where you can order the ...
