是否可以在MySQL中暂时禁用约束?. F6 g/ l; v% e/ [* |: i! y9 X, i
我有两个Django模型,每个模型都具有到另一个的外键。由于外键约束,删除模型实例将返回错误:/ O' a' d7 o, U4 R& o% X
cursor.execute("DELETE FROM myapp_item WHERE n = %s", n) {9 k" u1 A- j3 t$ g; {( ^* ]transaction.commit_unless_managed() #a foreign key constraint fails here + L) N( S- ?* F# `3 z" Jcursor.execute("DELETE FROM myapp_style WHERE n = %s", n)0 m1 H5 U. Z' K8 I
transaction.commit_unless_managed()& A) |: y: s. V! B) V3 U
是否可以暂时禁用约束并仍然删除?/ c" d! _4 W' ~" y/ Q