
sql server - What is the correct way to check and delete temp table ...
Jan 31, 2023 · DROP TABLE [#MyTempTbl]; What is the correct way to check and delete temp table? The context is a stored procedure invoked by an agent job. I have tried querying the …
sql server - Delete rows older than x days without locking table ...
Feb 4, 2021 · 10 we have a quite big MS SQL database with millions of rows. I created a simple script to delete rows older than 1 month, but this seems to lock the table and creates trouble …
sql server - How to improve a delete operation that is running in ...
Apr 7, 2025 · DELETE FROM #temp WHERE TABLE_ID IN (SELECT TABLE_ID FROM @DeletedIDs) -- DROP TABLE #DeletedIDs SET @RowsDeleted = @@ROWCOUNT; END …
sql server - Script to Delete records in multiple table - Database ...
Apr 18, 2017 · From SQL DELETE Most database management systems allow you to create a foreign key constraint so that if you delete a row in a table, the corresponding rows the related …
sql server - How do I get back some deleted records? - Database ...
I mistakenly deleted around 2,000,000 records from a remote SQL Server 2008 table. The server is not granting me access to the backup files on the server side. Is there any way to get back …
sql server - DELETE vs TRUNCATE - Database Administrators Stack …
Dec 13, 2012 · DELETE -> the database engine finds and removes the row from the relevant data pages and all index pages where the row is entered. Thus, the more indexes the longer the …
sql server - Methods of speeding up a huge DELETE FROM …
Using SQL Server 2005. I am performing a huge DELETE FROM with no where clauses. It's basically equivalent to a TRUNCATE TABLE statement - except I'm not allowed to use …
Good explanation of cascade (ON DELETE/UPDATE) behavior
Jun 20, 2013 · 21 SQL:2011 Spec There are five options for ON DELETE and ON UPDATE that can apply to the FOREIGN KEY. These are called <referential actions>, directly from the …
sql server - How to drop multiple tables with common prefix in …
Sep 29, 2016 · I'm using Microsoft SQL Server 2008.My question is:How to drop multiple tables with common prefix in one query? something like that table names: LG_001_01_STLINE, …
t sql - How does SQL Server process DELETE WHERE EXISTS …
Jan 11, 2021 · The below is a valid TSQL statement. But I want to understand how SQL Server processes it. DELETE A FROM table1 WITH (NOLOCK) WHERE EXISTS ( SELECT 1 FROM …