Question

Table1

ID     Loc
-----------
001    null
002    null
003    PYD
004    null
....

Table2

ID     Loc
-----------
001    TMB
002    null
003    PYD
004    SHD
....

I want to update table1 from table2. I’d need something like this:

update table1 set LoC = Select LoC from table2

And the expected output:

Table1

ID     Loc
-----------
001    TMB
002    null
003    PYD
004    SHD
....

How do I update table1 from table2?

Answer 1

try something like:

update t
 set t.loc = t2.loc
 from table1 t
 inner join table2 t2 on t.id =t2.id