Αποτελέσματα Αναζήτησης
15 Μαρ 2010 · You can do this: UPDATE table1 SET table1.value = (SELECT table2.CODE. FROM table2 . WHERE table1.value = table2.DESC) WHERE table1.UPDATETYPE='blah'
27 Οκτ 2016 · UPDATE rows with values from a table JOIN in Oracle. Example use case: I have a database that contains a table of contacts (contact) and table of e-mail addresses (email), joined on contact.id = email.contact_id.
5 Απρ 2023 · Direct Joins for UPDATE and DELETE Statements in Oracle Database 23ai. From Oracle database 23ai onward we are allowed to use direct joins to tables to drive UPDATE and DELETE statements. Setup. Direct Joins for UPDATE. Direct Joins for DELETE.
24 Μαΐ 2017 · Usually, when you need to join multiple tables in an UPDATE, MERGE is the solution. merge into address a1 using ( select p.address_fk, ta2.tempaddress1 from premise p join account ac on (ac.id = p.account_fk) join tempaddresstable ta2 on (ac.ext_ref = ta2.tempextref) ) ta1 on (a1.id = ta1.address_fk) when matched then update set a1.address1 ...
27 Δεκ 2023 · Before diving into complex examples, let's understand the basic syntax of an update with a join operation in Oracle: sql UPDATE table1 SET table1.target_column = (SELECT table2.source_column FROM table2 WHERE table1.join_column = table2.join_column) WHERE EXISTS (SELECT 1 FROM table2 WHERE table1.join_column = table2.join_column); In the above ...
19 Φεβ 2015 · SELECT * FROM PERSON p. INNER JOIN CONTACT on CONTACT.PERSON_ID = p.PERSON_ID. WHERE CONTACT.CURRENT_YEAR_ID = (. SELECT CURRENT_YEAR_ID FROM CURRENT_YEAR WHERE DEFAULT_YEAR = 1. ); Tried another variant : UPDATE CONTACT. SET CONTACT.PHONE = p.PHONE, CONTACT.FAX = p.FAX.
21 Σεπ 2017 · update (select a.category as defaultcategory from a left join b on b.xx_id = a.xx_id left join c on c.zz_id = b.zz_id left join d on d.yy_id = c.yy_id where d.yy_id = ‘123’) dc set dc.defaultcategory = (select kk_id from cc where name = 'NNN') - create table statements for all your tables.
