Updating tables in sql from another table Vue osee sur chatrandom

Posted by / 25-Aug-2020 08:57

Updating tables in sql from another table

Account Number FROM Retrieve Account Number WHERE Sales_Import.leadid =Retrieve Account Number. Would you like to answer one of these unanswered questions instead?

Lead ID) WHERE Sales_Import.leadid = (SELECT Retrieve Account Number.

------------------------------------------------------------------------- | name | family | phone | email | gender | phone2 | address | birthdate | ------------------------------------------------------------------------- in table #1 columns address and phone2 is empty and columns gender and birthdate values is same as table #2.

How can I read data from table #2 and update address and phone2 in table #1 with values from table #2 address and phone columns when gender and birthdate is the same in each row?

If that is more important to you than performance you might prefer this answer, especially if your update is a one off to correct some data. My server wont allow FROM to be used in an UPDATE statement. This may be a niche reason to perform an update (for example, mainly used in a procedure), or may be obvious to others, but it should also be stated that you can perform an update-select statement without using join (in case the tables you're updating between have no common field).

UPDATE Table SET Table.col1 = other_table.col1, Table.col2 = other_table.col2 FROM Table INNER JOIN other_table ON = other_WHERE Table.col1 ! = other_table.col2 or (other_table.col1 is not null and table.col1 is null) or (other_table.col2 is not null and table.col2 is null) ; WITH CTE AS (SELECT T1. So all the answers involving the FROM clause returned a syntax error. UPDATE suppliers SET supplier_name = (SELECT FROM customers WHERE customers.customer_id = suppliers.supplier_id) WHERE EXISTS (SELECT FROM customers WHERE customers.customer_id = suppliers.supplier_id); UPDATE Table SET Table.col1 = other_table.col1, Table.col2 = other_table.col2 --select Table.col1, other_table.col, Table.col2,other_table.col2, * FROM Table INNER JOIN other_table ON = other_update t1 -- just reference table alias here set t1.somevalue = t2.somevalue from table1 t1 -- these rows will be the targets inner join table1 t2 -- these rows will be used as source on ..................

Account Number FROM Retrieve Account Number WHERE [Sales_Lead].[dbo].[Sales_Import]. Lead ID) I think there is no need for the inner join.

After each exercise, we provide the solution so you can check your answer. Thanks [email protected] Doe if you have a performance question ask a new question and supply details of the table sizes, structures, indexes and execution plans.I don't understand what you are asking in point 2 please edit your question and supply example table structures that demonstrate the issue you are asking [email protected] Doe: If you mean by column you mean a column value (in other words, a matching row) – when there is no matching row, no error is raised.Account Number FROM Retrieve Account Number WHERE [Sales_Lead].[dbo].[Sales_Import]. UPDATE [Sales_Lead].[dbo].[Sales_Import] SET [Account Number] = Retrieve Account Number. See example below - it will only perform the update on 2 records despite linking on 3. Account Number Thank you for your interest in this question.Account Number FROM Retrieve Account Number WHERE [Sales_Lead].[dbo].[Sales_Import]. Lead ID UPDATE Sales_Import SET Account Number = (SELECT Retrieve Account Number. DROP TABLE #TMP1 DROP TABLE #TMP2 CREATE TABLE #TMP1(Lead ID Int, Account Number NVarchar(50)) CREATE TABLE #TMP2(Lead ID Int, Account Number NVarchar(50)) INSERT INTO #TMP1 VALUES (147,'5807811235') ,(150,'5807811326') ,(185,'7006100100007267039'); INSERT INTO #TMP2 VALUES (147,'7006100100007266957') ,(150,'7006100100007267039') ,(185,'7006100100007267039'); UPDATE A SET A. Account Number FROM #TMP1 A INNER JOIN #TMP2 B ON A. Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).

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