摘要: to_char(wmsys.wm_concat(to_char( st.col_name))) as new_name to_char: 将当前值转换成字符串类型; wmsys.wm_concat:拼接函数 to_char(wmsys.wm_concat(to_char( st.col_name)) 阅读全文
posted @ 2019-11-22 15:36 淡羽 阅读(1839) 评论(0) 推荐(0) 编辑