mybatics 標籤prefix suffix suffixOverride prefixOverride

      1.<trim prefix="" suffix="" suffixOverrides="" prefixOverrides=""></trim> prefix:在trim標籤內sql語句加上前綴。sql suffix:在trim標籤內sql語句加上後綴。mybatis suffixOverrides:指定去除多餘的後綴內容，如：suffixOverrides=","，去除trim標籤

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