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pre get a position for sys var: _force_order_preserve_set

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akaError
2023-04-23 02:41:31 +00:00
committed by ob-robot
parent 5ac41d01f7
commit 378b220933
7 changed files with 69 additions and 12 deletions
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14
src/share/system_variable/ob_system_variable_init.cpp
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@ -2927,13 +2927,25 @@ static struct VarsInit{
ObSysVars[222].alias_ = "OB_SV__SHOW_DDL_IN_COMPAT_MODE" ;
}();
[&] (){
ObSysVars[223].info_ = "can control the behavior of set query, when true, set query will generate a serial plan, which ensure the output order of result set is ordered " ;
ObSysVars[223].name_ = "_force_order_preserve_set" ;
ObSysVars[223].data_type_ = ObIntType ;
ObSysVars[223].value_ = "0" ;
ObSysVars[223].flags_ = ObSysVarFlag::GLOBAL_SCOPE | ObSysVarFlag::SESSION_SCOPE | ObSysVarFlag::INFLUENCE_PLAN | ObSysVarFlag::NEED_SERIALIZE | ObSysVarFlag::ORACLE_ONLY | ObSysVarFlag::INVISIBLE ;
ObSysVars[223].id_ = SYS_VAR__FORCE_ORDER_PRESERVE_SET ;
cur_max_var_id = MAX(cur_max_var_id, static_cast<int64_t>(SYS_VAR__FORCE_ORDER_PRESERVE_SET)) ;
ObSysVarsIdToArrayIdx[SYS_VAR__FORCE_ORDER_PRESERVE_SET] = 223 ;
ObSysVars[223].alias_ = "OB_SV__FORCE_ORDER_PRESERVE_SET" ;
}();
if (cur_max_var_id >= ObSysVarFactory::OB_MAX_SYS_VAR_ID) {
HasInvalidSysVar = true;
}
}
}vars_init;
static int64_t var_amount = 223;
static int64_t var_amount = 224;
int64_t ObSysVariables::get_all_sys_var_count(){ return ObSysVarFactory::ALL_SYS_VARS_COUNT;}
ObSysVarClassType ObSysVariables::get_sys_var_id(int64_t i){ return ObSysVars[i].id_;}