WebJul 10, 2024 · ベストアンサー. SQL. 1 case tmp 2 when '1' then '1' 3 when '2' then '2' OR '3' 4 end. 素直に読むと「tmp=2の時、2または3」ですけどそんな不確定な命令はありえないというのは理解できますよね。. CASE式. 公式はちょっと分かりにくいので、こちらも。. SQL の IF 「CASE 〜 WHEN ... WebThe ORDER BY clause with a function or CASE statement works fine with both tables when run individually, but not when unioned together. It also works with the UNION, but not if the ORDER BY contains a function. create table myschema.vip_customers ( firstname varchar2(20) not null, lastname varchar2(20) not null, order_ct number(5) );
SAP HANA数据库常用SQL – 小麦苗DBA宝典
WebMar 7, 2024 · 列名を省略するにはSELECTの順序を指定します。. 「SELECT EMPNO,EMPNAME」なので「ORDER BY EMPNO,EMPNAME」にする場合は「ORDER BY 1,2」とします。. 「ORDER BY EMPNAME,EMPNO」にする場合は「ORDER BY 2,1」とします。. ASC、DESCをつかって昇順・降順でソートすることができました ... WebThe ORDER BY clause allows you to sort data by multiple columns where each column may have different sort orders. Note that the ORDER BY clause is always the last clause in a … iowa state basketball 2020
CASE ORDER BY with multiple columns, and different sort options
WebApr 3, 2024 · ORDER BY CASE WHEN CODE = 'A' AND QTY > 0 THEN 1 WHEN CODE = 'R' AND QTY > 0 THEN 2 WHEN CODE = 'A' AND QTY = 0 THEN 3 WHEN CODE = 'R' AND QTY = 0 THEN 4 END; dbfiddle here Best of luck. EDIT To accomplish the additional requirement mentioned by OP in a comment a second sort could be added to the ORDER BY: WebAug 9, 2024 · SQLのCASE式を用いてORDER BY でソート列を作るテクニック sell MySQL, SQL, case, 集計 問題 CASEを使った既存の体系を新たな体系に変換した集計をやっていき … WebOrdering by a CASE expression. The ORDER BY clause can include CASE expressions to specify a sorting key. In the following example, column a_col of table tab_case is of type … open fixed mortgage rates canada