External table "et_state" does not keep the reference to the template table "state"; meaning that, when the state table is later modified, the external table is not affected.
外部表“et_state”并不保持对模板表“state”的引用，即，state表稍后有改动时，这个外部表不受影响。
External table "et_state" does not keep the reference to the template table "state"; meaning that, when the state table is later modified, the external table is not affected.
外部表“et_state”并不保持对模板表“state”的引用，即，state表稍后有改动时，这个外部表不受影响。
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