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18. März 2013 · 9 Answers. Sorted by: 148. SELECT * . FROM ( SELECT * FROM TABLE_A . UNION ALL . SELECT * FROM TABLE_B. ) dum. -- ORDER BY ..... but if you want to have all records from Table_A on the top of the result list, then you can add a user defined value, which you can use for ordering: SELECT * . FROM ( SELECT *, 1 sortby FROM TABLE_A . UNION ALL .
Select id,name,age FROM ( Select id,name,age From Student Where age < 15 Order by name ) UNION ALL Select id,name,age From Student Where Name like "%a%" Or (addressing Nicholas Carey's comment) you can guarantee the top SELECT is ordered and results appear above the bottom SELECT like this:
- Just write Select id,name,age From Student Where age < 15 Union Select id,name,age From Student Where Name like "%a%" Order by name the order by i...
- Select id,name,age from ( Select id,name,age From Student Where age < 15 Union Select id,name,age From Student Where Name like...
- In order to make the sort apply to only the first statement in the UNION , you can put it in a subselect with UNION ALL (both of these appear to...
- As other answers stated, ORDER BY after the last UNION should apply to both datasets joined by union. I had two datasets using different tables...
- Both other answers are correct, but I thought it worth noting that the place where I got stuck was not realizing that you'll need order by the alia...
- Order By is applied after union , so just add an order by clause at the end of the statements: Select id,name,age From Student Where age < 15 U...
- If I want the sort to be applied to only one of the UNION if use UNION ALL : Select id,name,age From Student Where age < 15 Union all Select id,...
- To add to an old topic, I used ROW_NUMBER (using MS SQL). This allows sorts (orders) within UNIONs. So using an idea from @BATabNabber to separa...
- Add a column to the query which can sub identify the data to sort on that. In the below example I use a Common Table Expression with the selects w...
SQL UNION with ORDER BY example To sort the result set, you place the ORDER BY clause after all the SELECT statements as follows: SELECT id FROM a UNION SELECT id FROM b ORDER BY id DESC ; Code language: SQL (Structured Query Language) ( sql )
Learn how to use the SQL UNION operator to combine the result-set of two or more SELECT statements. See examples of UNION, UNION ALL, and UNION with WHERE clauses, and how to order the result-set by a column.
28. Feb. 2023 · UNION. Beispiel #1 - UNION. Umbenennen von Spalten in UNION. Beispiel #2 - Verwendung der gleichen Anzahl von Spalten in UNION. Beispiel #3 - UNION ALL. UNION vs. UNION ALL - Die Entscheidung für die Verwendung. In diesem Artikel werden wir uns mit den SQL-Klauseln UNION und UNION ALL beschäftigen.
25. Sept. 2018 · The Union operator combines the results of two or more queries into a distinct single result set that includes all the rows that belong to all queries in the Union. In this operation, it combines two more queries and removes the duplicates. For example, the table ‘A’ has 1,2, and 3 and the table ‘B’ has 3,4,5.
30. Okt. 2012 · SQL SERVER – UNION ALL and ORDER BY – How to Order Table Separately While Using UNION ALL. 12 years ago. Pinal Dave. SQL, SQL Server, SQL Tips and Tricks. 34 Comments. I often see developers trying following syntax while using ORDER BY. SELECT Columns. FROM TABLE1. ORDER BY Columns. UNION ALL. SELECT Columns. FROM TABLE2. ORDER BY Columns.
