Answers for "cannot truncate a table referenced in a foreign key constraint"

cannot truncate a table referenced in a foreign key constraint

SET FOREIGN_KEY_CHECKS = 0; 
TRUNCATE table $table_name; 
SET FOREIGN_KEY_CHECKS = 1;

Posted by: Guest on October-14-2020

how to force truncate a table in mysql

DELETE FROM mytest.instance;
ALTER TABLE mytest.instance AUTO_INCREMENT = 1;

Posted by: Guest on December-21-2020

Syntax error or access violation: 1701 Cannot truncate a table referenced in a foreign key constraint

As the error says, you can not truncate tables referenced by foreign keys. 
Delete should work though...

DB::table('some_table')->delete();

Posted by: Guest on November-30-2020

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