mysql 删除多张表中相同字段值相等的数据

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 三张表同时删除 project_id  为指定相同的值

 SQL 语句

DELETE engineering_subcontractor,project_engineering,user_project from engineering_subcontractor 
LEFT JOIN project_engineering ON engineering_subcontractor.project_id = project_engineering.project_id
LEFT JOIN user_project ON engineering_subcontractor.project_id = user_project.project_id 
WHERE engineering_subcontractor.project_id = '1103114818635829248'