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Home » U++ Library support » U++ SQL » How to display fields from different tables in one SQLArray
Re: template + convert problem [message #23163 is a reply to message #23156] Sun, 20 September 2009 15:47 Go to previous messageGo to previous message
Zbych is currently offline  Zbych
Messages: 326
Registered: July 2009
Senior Member
sergeynikitin wrote on Sat, 19 September 2009 22:37

The reasons may be several:
1. SqlArray is not support join



You can always connect tables using 'where', or just use 'join' + ArrayCtrl and fill it "manually". It is simpler than your solution.

Quote:


2. This method saves SQL trafic and network speed on Huge Database.



If you have huge database, than you usually don't display everything at once. Beside, I guess, it is faster to send one query with 1000 rows, that 1000 queries with 1 row each.


Quote:


3. View may not be fully compatible with some database engine.


Than you should use databases, that supports views.

[Updated on: Sun, 20 September 2009 15:48]

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