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1 sty 2010 · SQL is primarily a set-orientated language - it's generally a bad idea to use a loop in it. In this case, a similar result could be achieved using a recursive CTE: with cte as (select 1 i union all select i+1 i from cte where i < 5) select dateadd(d, i-1, '2010-01-01') from cte
14 lip 2012 · If you MUST have a loop, you can use a cursor: declare cur cursor fast_forward read_only for. select. CreatedDate, DateAdd(hour, 72, CreatedDate) [NewDate] from. tblEmpDetail. -- here, you would use the cursor. More information on cursors here: http://msdn.microsoft.com/en-us/library/ms180169.aspx.
11 wrz 2023 · SQL loops, specifically FOR loops, provide a means to execute a block of code repeatedly until a specified condition is met. These loops are commonly used in PL/SQL or other procedural languages...
15 cze 2020 · SQL Server loops are extremely powerful if you use them as they were intended to be used. Today, we’ve just scratched the surface, but all-important concepts were explained. In the upcoming article, we’ll show more complex examples and combine loops with other database objects.
In SQL Server, a loop is the technique where a set of SQL statements are executed repeatedly until a condition is met. SQL Server supports the WHILE loop. The execution of the statements can be controlled from within the WHLE block using BREAK and CONTINUE keywords.
26 lip 2024 · Here are three methods you can use to iterate through a result set by using Transact-SQL statements. The examples below use the Production.Product table from the AdventureWorks sample database. One method is the use of temp tables.
19 sty 2023 · Loops are powerful constructs in SQL Server that allow you to repeat a block of code multiple times. By understanding the different types of loops and how to use them effectively, you can write more efficient and flexible SQL scripts.
