pgsql中类型的转换
letter.type_id = earn.share_earn_code
1.type_id 为integer
share_earn_code为String类型
a.cast (t.shop_id as varchar)
b.letter.type_id ::varchar
本文来自博客园,作者:diligently,转载请注明原文链接:https://www.cnblogs.com/luo12828-foxmail/p/16964056.html
letter.type_id = earn.share_earn_code
1.type_id 为integer
share_earn_code为String类型
a.cast (t.shop_id as varchar)
b.letter.type_id ::varchar
本文来自博客园,作者:diligently,转载请注明原文链接:https://www.cnblogs.com/luo12828-foxmail/p/16964056.html