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From DATAPUC-Frederico Papatella Guerino
Subject SQL
Date
Msg-id 2910F5C52986D211AA25002035B14C354189@smc_pbh_nt_bdc1.pucminas.br.1.10.in-addr.arpa
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Hi,

I'd like an information about the history of SQL. 
The similarities and differences between SQL1 and SQL2 and SQL3.

Thank you,

Frederico Papatella Guerino
Belo Horizonte-MG/ Brasil

papatella@pucminas.br

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