Tsql merge example

MERGE esqlProductTarget T
USING esqlProductSource S
ON (S.ProductID = T.ProductID)
WHEN MATCHED 
     THEN UPDATE
     SET    T.Name = S.Name,
            T.ProductNumber = S.ProductNumber,
            T.Color = S.Color
WHEN NOT MATCHED BY TARGET
THEN INSERT (ProductID, Name, ProductNumber, Color)
     VALUES (S.ProductID, S.Name, S.ProductNumber, S.Color)
WHEN NOT MATCHED BY SOURCE
THEN DELETE;

Source: essentialsql.com

Merge clause with inner join

MERGE table1
USING (SELECT table3.keycolumn,
              table2.DataColumn1,
              table2.DataColumn2
       FROM table2
       INNER JOIN table3
           ON table2.anotherKey = table3.anotherKey
       WHERE table2.anotherKey = 'A1') tmpTable
ON 
   table1.keyColumn = tmpTable.keyColumn
WHEN MATCHED THEN
       UPDATE
       SET table1.DataColumn1 = tmpTable.DataColumn1
            ,table1.DataColumn2 = tmpTable.DataColumn2;

Source: stackoverflow.com

Similar codes

0 vote389 views1 answer
Move table to a different schema
SQL
0 vote359 views1 answer
Sql remove decimal places
SQL
0 vote351 views1 answer
Using distinct and count together in sql
SQL
0 vote331 views1 answer
Change default schema sql server
SQL
0 vote369 views1 answer
Nodejs sql get one to many relationship as array
SQL
0 vote342 views1 answer
How to use lower case in mysql
SQL
0 vote346 views1 answer
6)selects only the DISTINCT values from the "side" column in the "Reserves" table
SQL
1 vote341 views1 answer
Create new table in SQL from old table with data
SQL
0 vote340 views1 answer
Sql grant select only
SQL
0 vote354 views1 answer
Sql server check whether column has same equal values
SQL