hcq/MaxScale
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Only pre-process the current statement

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If a statement is about to be queued, there's no need to fully parse it
when it will be done again once the current command being executed
finishes.
This commit is contained in:
Markus Mäkelä 2017-09-22 09:39:17 +03:00
parent 14920fef6c
commit 30f92ebb4b
1 changed files with 4 additions and 4 deletions
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8
server/modules/routing/readwritesplit/readwritesplit.cc
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@ -889,15 +889,15 @@ static int routeQuery(MXS_ROUTER *instance, MXS_ROUTER_SESSION *router_session,
}
else
{
/** Gather the information required to make routing decisions */
RouteInfo info(rses, querybuf);
if (rses->query_queue == NULL &&
(rses->expected_responses == 0 ||
info.command == MXS_COM_STMT_FETCH ||
mxs_mysql_get_command(querybuf) == MXS_COM_STMT_FETCH ||
rses->load_data_state == LOAD_DATA_ACTIVE ||
rses->large_query))
{
/** Gather the information required to make routing decisions */
RouteInfo info(rses, querybuf);
/** No active or pending queries */
if (route_single_stmt(inst, rses, querybuf, info))
{