Info about PDAC access method -
11-20-2003
, 05:36 AM
Anyone can clarify me about the access method of the PDAC?
Is it right to believe that PDAC has an "hybrid" approach versus the
PSQL engine...
For example, if I use a function like
PvSession1.AddAlias('MYDB', MyStringList);
I think that the component is using the Btrieve part of the engine,
otherwise if I use
PvSqlSession1.AddStandardAlias('MYDB', 'MYDB');
it seems that PDAC use the ODBC section.
Is this correct?
My impression is that TPvSession, TPvDatabase and TPvTable access the
PSQL Engine by call to the btrieve functions and,
on the other side TPvSQLSession, TPvSQLDatabase and TPvQuery use the
relational interface (ODBC?).
Thanks in advance for any suggestion.
Alex/
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