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Damone's avatar
Damone
New Contributor
4 years ago
Solved

How to Create a SQL Server Connected Lookup

I need to mimic Informatica’s simple connected lookup process. I want to look for a record on a target table and if it exists, update it, otherwise insert it. I have tried to use the Lookup Snap, b...
  • jcornelius's avatar
    jcornelius
    4 years ago

    @Damone
    do it all in SQL
    ie
    IF EXIST(Select id from table_x where id=@id)
    BEGIN
    UPDATE table_x set col1=@col1 where id=@id
    END
    ELSE
    BEGIN
    INSERT INTO into table_x (id,col1) values(@id,@col1)
    END

Damone's avatar
Damone
New Contributor
4 years ago

Thank you. That is definitely useful and I will go that route going forward. In this instance, one important thing that I forgot to mention is that my source is Oracle DB, and my target and lookup tables are in SQL Server. So I am selecting from Oracle, checking a SS table to see if the attribute exists, and if not, then insert / update.

Damone's avatar
Damone
New Contributor
4 years ago

I got it. I’ll use Snaplogic to write the data to a SS temp table, then use the SQL above on the SS side for the upsert. Thanks!