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fix plan cache not sharing plan at weak read

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This commit is contained in:
obdev
2023-07-25 08:48:25 +00:00
committed by ob-robot
parent 17a96954c7
commit ba97604527
3 changed files with 16 additions and 6 deletions
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11
src/sql/plan_cache/ob_plan_cache.cpp
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@ -627,7 +627,8 @@ int ObPlanCache::construct_fast_parser_result(common::ObIAllocator &allocator,
&(pc_ctx.exec_ctx_.get_physical_plan_ctx()->get_param_store_for_update());
if (OB_FAIL(construct_plan_cache_key(*pc_ctx.sql_ctx_.session_info_,
ObLibCacheNameSpace::NS_CRSR,
fp_result.pc_key_))) {
fp_result.pc_key_,
pc_ctx.sql_ctx_.is_protocol_weak_read_))) {
LOG_WARN("failed to construct plan cache key", K(ret));
} else if (enable_exact_mode) {
(void)fp_result.pc_key_.name_.assign_ptr(raw_sql.ptr(), raw_sql.length());
@ -1799,7 +1800,8 @@ int ObPlanCache::construct_plan_cache_key(ObPlanCacheCtx &plan_ctx, ObLibCacheNa
LOG_WARN("session info is null");
} else if (OB_FAIL(construct_plan_cache_key(*session,
ns,
plan_ctx.fp_result_.pc_key_))) {
plan_ctx.fp_result_.pc_key_,
plan_ctx.sql_ctx_.is_protocol_weak_read_))) {
LOG_WARN("failed to construct plan cache key", K(ret));
} else {
plan_ctx.key_ = &(plan_ctx.fp_result_.pc_key_);
@ -1809,7 +1811,8 @@ int ObPlanCache::construct_plan_cache_key(ObPlanCacheCtx &plan_ctx, ObLibCacheNa
OB_INLINE int ObPlanCache::construct_plan_cache_key(ObSQLSessionInfo &session,
ObLibCacheNameSpace ns,
ObPlanCacheKey &pc_key)
ObPlanCacheKey &pc_key,
bool is_weak)
{
int ret = OB_SUCCESS;
uint64_t database_id = OB_INVALID_ID;
@ -1818,8 +1821,8 @@ OB_INLINE int ObPlanCache::construct_plan_cache_key(ObSQLSessionInfo &session,
pc_key.namespace_ = ns;
pc_key.sys_vars_str_ = session.get_sys_var_in_pc_str();
pc_key.config_str_ = session.get_config_in_pc_str();
pc_key.is_weak_read_ = is_weak;
return ret;
}
int ObPlanCache::need_late_compile(ObPhysicalPlan *plan,