My impression is that DBI connections are not shared between threads in Apache 2.0. With plain DBI, connections are local to each client thread. With Apache::DBI, each thread gets its own persistent connection but the connections are not pooled together.

In reply to Re: DBI, Apache::DBI and mod_perl - Is one connection sufficient? by iburrell
in thread DBI, Apache::DBI and mod_perl - Is one connection sufficient? by Anonymous Monk

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