Updating table in sql

These exercises allow you to try out your skills with the UPDATE statement.

You will be given questions that you need to solve.

SQL Server provides the following ways to change data in an existing table.

Describes the database application programming interfaces (APIs) that support options for updating data at the current position of a result set.

thanks UPDATE Sales_Import SET Account Number = (SELECT Retrieve Account Number.

Account Number FROM Retrieve Account Number WHERE Sales_Import.leadid =Retrieve Account Number.

Lead ID) DECLARE @TB1 TABLE ( No Int , Name NVarchar(50) ,link No int ) DECLARE @TB2 TABLE ( No Int , Name NVarchar(50) ,link No int ) INSERT INTO @TB1 VALUES(1,'changed person data', 0); INSERT INTO @TB1 VALUES(2,'old linked data of person', 1); INSERT INTO @TB2 SELECT * FROM @TB1 WHERE link No = 0 SELECT * FROM @TB1 SELECT * FROM @TB2 UPDATE @TB1 SET Name = T2. No = T1No SELECT * FROM @TB1 UPDATE application SET omts_received_date = ( SELECT date_created FROM application_history WHERE = application_history.application_id AND application_history.application_status_id = 8 ); 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.

You can catch it from here also, https://stackoverflow.com/questions/5036918/update-one-table-with-data-from-another Hope u get it. Would you like to answer one of these unanswered questions instead?The SQL UPDATE Query is used to modify the existing records in a table.You can use the WHERE clause with the UPDATE query to update the selected rows, otherwise all the rows would be affected.IF @record Exists = 'Y' SET @sql = 'UPDATE tbl Graphic Info SET [upload Date] = ''' CONVERT(nvarchar(20), @upload Date) ''', [submitted By] = ''' @submitted By ''' WHERE [item Code] = "' @item Code '"; ' EXEC(@sql) ELSE DECLARE @sql varchar(1000) DECLARE @upload Date datetime SET @upload Date = Get Date() -- Establish update or insert in to the graphics info table.IF @record Exists = 'Y' UPDATE Graphic Info SET [upload Date] = CONVERT(NVARCHAR(20), @upload Date), [submitted By] = @submitted By WHERE [item Code] = @item Code ELSE @record Exists varchar(10), @file Name varchar(50), @item Code varchar (50), [email protected] Date datetime, @submitted By varchar(30), @revision varchar(50), @item Code5 varchar(50), @item Ck Digit varchar(10), @suffix varchar(10) AS DECLARE @sql varchar(1000) DECLARE @upload Date datetime SET @upload Date = Get Date() -- Establish update or insert in to the graphics info table.

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