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                對于需要關聯,或者是側重源的數據,一般采用數據表。 對于一般只適用于單表使用,可以避免關聯的動態數據,可以采用json字段保存。減低數據表關聯,代碼量,以及因此產生的數據表邏輯的復雜性。
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