AnyEvent-Pg-Pool-Multiserver
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example/ex.pl view on Meta::CPAN
}
$cv->send;
},
);
$cv->recv;
$cv = AE::cv;
# multi-server request with sub-callbacks to some data manipulation
# and may be to make another request to current server
# main request | server_1 select -> ... select end -> cb_server call -> subrequests to current server | wait both | global callback
# | server_2 select -> ... select end -> cb_server call -> subrequests to current server | subrequests |
$pool->selectall_arrayref(
query => 'SELECT val FROM ( SELECT 1 AS val ) tmp WHERE tmp.val = $1;',
args => [ 1 ],
cb => sub {
my $results = shift;
lib/AnyEvent/Pg/Pool/Multiserver.pm view on Meta::CPAN
# single-server request
$pool->selectall_arrayref(
query => 'SELECT val FROM ( SELECT 1 AS val ) tmp WHERE tmp.val = $1;',
args => [ 1 ],
server_id => 1,
cb => sub { ... },
);
# multi-server request with sub-callbacks to some data manipulation
# and may be to make another request to current server
# main request | server_1 select -> ... select end -> cb_server call -> subrequests to current server | wait both | global callback
# | server_2 select -> ... select end -> cb_server call -> subrequests to current server | subrequests |
$pool->selectall_arrayref(
query => 'SELECT val FROM ( SELECT 1 AS val ) tmp WHERE tmp.val = $1;',
args => [ 1 ],
cb => sub { ... },
cb_server => sub {
( run in 0.266 second using v1.01-cache-2.11-cpan-9b1e4054eb1 )