Find owner of database thru T-SQL

For all the database

select suser_sname(owner_sid) from sys.databases

For specific database

select suser_sname(owner_sid) from sys.databases where name = 'Northwind'

Update Multiple Column

MS SQL Update Multiple Column in single shot

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UPDATE MyTable
SET (Col1, Col2, Col3, Col4) = (SELECT a, b, c, d FROM Mytable2 WHERE e =Mytable.Col5)
WHERE Col5 IN (SELECT d FROM Table2 )

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