要達到的目的:將一個表中的兩列數據拼接成一個新列,並插回至原表中,SQL代碼如下:
update StockInfo set StockInfo.SearchId = T2.SearchId from StockInfo,(select StockId, Area + StockId as SearchId from StockInfo ) T2
where StockInfo.StockId = T2.StockId
上述語句中,SearchId是拼接後的字符串
要達到的目的:將一個表中的兩列數據拼接成一個新列,並插回至原表中,SQL代碼如下:
update StockInfo set StockInfo.SearchId = T2.SearchId from StockInfo,(select StockId, Area + StockId as SearchId from StockInfo ) T2
where StockInfo.StockId = T2.StockId
update Tj_zx_base set zymc = REPLACE(zymc, '(', '') update Tj_zx_base set