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To me, this problem is more easily solved by using a delete statement with a an outer join and looking for the rows that had no match. Something like this: delete t from xoops_bb_posts_text as t. left outer join xoops_bb_posts as p. on p.post_id = t.post_id. where p.post_id is null; or simply changing your query:
DELETE Syntax. DELETE FROM table_name WHERE condition; Note: Be careful when deleting records in a table! Notice the. WHERE clause in the DELETE statement. The WHERE clause specifies which record (s) should be deleted. If you omit the WHERE clause, all records in the table will be deleted!
Mysql2::Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'DELETE `subscriptions` FROM `subscriptions` WHERE `subscriptions' at line 5:
DELETE is a DML statement that removes rows from a table. A DELETE statement can start with a WITH clause to define common table expressions accessible within the DELETE. See Section 15.2.20, “WITH (Common Table Expressions)”. Single-Table Syntax. DELETE [LOW_PRIORITY] [QUICK] [IGNORE] FROM tbl_name [[AS] tbl_alias]
7 mar 2011 · When deleting, try disabling all indices on the table first, delete, then rebuild. Try deleting fewer rows at a time. Instead of deleting 44M rows copy the 14M rows you want into a new table, drop the old table, rename new table.
6 lip 2012 · You have an error in your SQL syntax; . check the manual that corresponds to your MySQL server version for the . right syntax to use near 'where proposal_id=12' at line 1. at sun.reflect.GeneratedConstructorAccessor14.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
5 cze 2021 · the syntax is -- DELETE [LOW_PRIORITY] [QUICK] [IGNORE] tbl_name[.*] [, tbl_name[.*]] ... FROM table_references. [WHERE where_condition] so let's assume you want to delete only rows from trabalhos, and no other table in the query. then you need -- DELETE trabalhos . FROM trabalhos . LEFT . JOIN disciplinas .
