Newer MS SQL Server drivers (and some other commercial ones) have an attribute called MARS_Connection which when set to 1 enables Multiple Active Result Sets. However, it is generally slower and has a number of restrictions. I wrote a small article on it for DBD::ODBC at Multiple Active Statements (MAS) and DBD::ODBC.

In reply to Re^2: Using a single database handle or multiple handles by mje
in thread Using a single database handle or multiple handles by krfoot

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