Sql updating a table from the same table Casual web chat

Posted by / 12-Dec-2019 10:23

I read in oracle documentation (https://docs.oracle.com/cd/E11882_01/network.112/e4... Hi: I want to clean some space about some tables ,there are a few ways ,such as move ,shrink and impdp. I know when any changes are made to base tables then those changes are reflected are on view as well when view is refreshed. Dear Sir, I have created a table with a composite primary key and few indexes.I want to know which one is better regardless of space consideration and assume this tables can use all those methods. We have a load of legacy code that uses ORA_ROWSCN as an optimistic locking field. )-digit field for the host variable, and we experience horrible problems when the SCN ticks past the size that this can accommo... In one of the SQL the where clause is a combination of Index Column and non-index columns, however the query is not using the index column and instead going for Full Table Scan. Hello, Is there a way to get all the keys that exist in a JSON column?UPDATE [Sales_Lead].[dbo].[Sales_Import] SET [Account Number] = (SELECT Retrieve Account Number. As well as being standard SQL and thus more portable it also will raise an error in the event of there being multiple joined rows on the source side (and thus multiple possible different values to use in the update) rather than having the final result be undeterministic. Account Number FROM Retrieve Account Number WHERE [Sales_Lead].[dbo].[Sales_Import]. UPDATE [Sales_Lead].[dbo].[Sales_Import] SET [Account Number] = Retrieve Account Number. No SELECT * FROM @TB1 merge into Sales_Import using Retrieve Account Number on (Sales_Import. Lead Id) when matched then update set Sales_Import. Account Number; UPDATE table1 SET table1.column = 'some_new_val' WHERE table1IN ( SELECT * FROM ( SELECT table1FROM table1 LEFT JOIN table2 ON ( table2.column = table1.column ) WHERE table1.column = 'some_expected_val' AND table12.column IS NULL ) AS Xalias ) UPDATE table1 SET table1.column = 'some_new_val' WHERE table1IN ( SELECT * FROM ( SELECT table1FROM table1 JOIN table2 ON ( table2.column = table1.column ) WHERE table1.column = 'some_expected_val' ) AS Xalias ) UPDATE Table_A SET Table_A.

Once obtained, can i force oracle to use a particular sql id which was performing better ? Hi, I would like to fing whats the best way to allow user to truncate table that is own by some one else thru forms on-line basis.UPDATE mytable m SET value = m0.value FROM mytable m0 WHERE = (m0- 3) -- define offset AND BETWEEN 2 AND 4 -- define range to be affected AND m.value IS NULL; -- make sure only NULL values are updated WITH x AS ( SELECT *, row_number() OVER (ORDER BY ID) AS rn FROM mytable ) UPDATE mytable m SET value = y.value FROM x JOIN x AS y ON = (- 4567) -- JOIN CTE x AS y with an offset WHERE = -- JOIN CTE x to original AND BETWEEN 12 AND m.value IS NULL; The question is, is this an ad-hoc update that only applies to this exact data, or a case of a general update rule that you want to implement for all possible data in that table? DELIMITER $$ DROP TRIGGER IF EXISTS `set Edit Status`$$ CREATE TRIGGER `set Edit Status` AFTER INSERT on ACCOUNTS FOR EACH ROW BEGIN update ACCOUNTS set status='E' where = NEW.edit_on ; END$$ DELIMITER ; Please suggest a workaround PS: I have already gone through Updating table in trigger after update on the same table, Insert into same table trigger mysql, Update with after insert trigger on same table and mysql trigger with insert and update after insert on table but they dont seem to answer my question.I know that one way this can be achived is by granting drop any table system previledge. Hello, I need help in developing a simple interactive page where people across my team can use it to insert/update and select data from an Oracle table. What tools and technologies should I use and how to use them? Hi, Can I, as DBA, force users to change their password on first use...In other words, I want to assign a temporary password when I create the user and force the user to change it on their first login...

sql updating a table from the same table-28sql updating a table from the same table-58sql updating a table from the same table-74

Account Number FROM Retrieve Account Number WHERE [Sales_Lead].[dbo].[Sales_Import]. Lead ID UPDATE [Asp Net Users] SET [Asp Net Users].[Organization Id] = [User Profile].[Organization Id], [Asp Net Users].[Name] = [User Profile].[Name] FROM [Asp Net Users], [User Profile] WHERE [Asp Net Users].[Id] = [User Profile].[Id]; UPDATE Sales_Import SET Account Number = (SELECT Retrieve Account Number. Table Namea_B_ID) WHEN MATCHED THEN Update set Price=Calc Tot ; DECLARE @TB1 TABLE ( No Int , Name NVarchar(50) ) DECLARE @TB2 TABLE ( No Int , Name NVarchar(50) ) INSERT INTO @TB1 VALUES(1,'asdf'); INSERT INTO @TB1 VALUES(2,'awerq'); INSERT INTO @TB2 VALUES(1,';oiup'); INSERT INTO @TB2 VALUES(2,'lkjhj'); SELECT * FROM @TB1 UPDATE @TB1 SET Name =S.

One thought on “sql updating a table from the same table”