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5 Σεπ 2008 · Delete all but top n from database table in MS SQL using OFFSET command. WITH CTE AS ( SELECT ID FROM dbo.TableName ORDER BY ID DESC OFFSET 11 ROWS ) DELETE CTE; Replace ID with column by which you want to sort. Replace number after OFFSET with number of rows which you want to keep.
This SQL Server tutorial explains how to use the DELETE TOP statement in SQL Server (Transact-SQL) with syntax and examples. The SQL Server (Transact-SQL) DELETE TOP statement is used to records from a table in SQL Server and limit the number of records deleted.
You can break it up into chunks - delete in a loop; each delete iteration it's own transaction and then clearing the log at the end of each loop iteration. Finding the optimal chunk size will take some testing.
25 Δεκ 2020 · Syntax. DELETE TOP (top_value) [ PERCENT ] . FROM table. [WHERE conditions]; TOP (top_value) It deletes the top number of rows in the result set based on top_value. For example, TOP (5) would delete the top 5 rows matching the delete criteria. PERCENT.
9 Μαρ 2024 · ️ Solution #1: Batch Deletion. Concept Explanation: Instead of deleting all targeted records in one go, break down the deletion process into smaller, manageable batches. DECLARE @BatchSize INT =...
27 Απρ 2018 · The trick is making a view that contains the top, say, 1,000 rows that you want to delete: Transact-SQL CREATE VIEW dbo.Comments_ToBeDeleted AS SELECT TOP 1000 * FROM dbo.Comments ORDER BY CreationDate; GO
Delete Top(3) from Table1 order by id desc. Delete Top(3) from Table1. where id IN (select id from Table1 order by id desc) Since in mysql the limit keyword does the job very well. sql. sql-server. t-sql. edited Apr 6, 2015 at 10:21.
