hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

[txn-route] in-txn reroute should be disabled if txn route was disabled

Browse Source
This commit is contained in:
chinaxing
2024-02-19 07:46:24 +00:00
committed by ob-robot
parent eebca9309f
commit 2b8af01498
1 changed files with 15 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/sql/ob_sql.cpp
View File

@ -5502,15 +5502,27 @@ int ObSql::check_need_reroute(ObPlanCacheCtx &pc_ctx, ObSQLSessionInfo &session,
|| plan->is_contain_oracle_trx_level_temporary_table()) {
// access temp table
} else {
fixed_route = false;
// check passed: special query which can not be reroute
//
// check txn free route is disabled, if so, when on txn start
// node, can not reroute
if (OB_FAIL(session.calc_txn_free_route())) {
LOG_WARN("cal txn free route failed", K(ret), K(session));
} else if (session.can_txn_free_route()) {
fixed_route = false;
} else if (session.is_txn_free_route_temp()) {
fixed_route = false;
} else {
// fixed route if txn started on this node
}
}
if (fixed_route) {
// multi-stmt or stmt disallow on other node, can not be rerouted
should_reroute = false;
}
}
if (OB_ISNULL(pc_ctx.sql_ctx_.schema_guard_)) {
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(pc_ctx.sql_ctx_.schema_guard_)) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid null schema guard", K(ret));
} else if (should_reroute) {