The Definitive Guide to Data Quality
1/ If I use a left join (ie inner join is unchecked) between rowA and rowB, what does happen to the rowB structure when no rows matches the rowA ? Does rowB equals to null ? Or does rowB exists but with each of its field equal to null ?
2/ How can I test in the tMap if rowA did found a match or not ?
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Part 2 of a series on Context Variables
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Find out how to migrate from one database to another using the Dynamic schema