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Upvote. Joe Celko has a few books w.r.t to SQL and some of them are more than just SQL for beginners (covers tree/hierarchy data, thinking in sets, etc)
by edwinnathaniel 8y ago
Upvote.
Joe Celko has a few books w.r.t to
SQL and some of them are more than just SQL for beginners (covers tree/hierarchy data, thinking in sets, etc)