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Support show create table strictly compatible with MySQL

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This commit is contained in:
xianyu-w
2023-04-18 06:45:09 +00:00
committed by ob-robot
parent acb7f537d6
commit 4872b46eef
11 changed files with 186 additions and 66 deletions
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26
src/share/system_variable/ob_system_variable_factory.cpp
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@ -146,6 +146,7 @@ const char *ObSysVarFactory::SYS_VAR_NAMES_SORTED_BY_NAME[] = {
"_set_purge_job_interval",
"_set_purge_job_status",
"_set_reverse_dblink_infos",
"_show_ddl_in_compat_mode",
"_windowfunc_optimization_settings",
"auto_increment_cache_size",
"auto_increment_increment",
@ -371,6 +372,7 @@ const ObSysVarClassType ObSysVarFactory::SYS_VAR_IDS_SORTED_BY_NAME[] = {
SYS_VAR__SET_PURGE_JOB_INTERVAL,
SYS_VAR__SET_PURGE_JOB_STATUS,
SYS_VAR__SET_REVERSE_DBLINK_INFOS,
SYS_VAR__SHOW_DDL_IN_COMPAT_MODE,
SYS_VAR__WINDOWFUNC_OPTIMIZATION_SETTINGS,
SYS_VAR_AUTO_INCREMENT_CACHE_SIZE,
SYS_VAR_AUTO_INCREMENT_INCREMENT,
@ -789,7 +791,8 @@ const char *ObSysVarFactory::SYS_VAR_NAMES_SORTED_BY_ID[] = {
"log_row_value_options",
"ob_max_read_stale_time",
"_optimizer_gather_stats_on_load",
"_set_reverse_dblink_infos"
"_set_reverse_dblink_infos",
"_show_ddl_in_compat_mode"
};
bool ObSysVarFactory::sys_var_name_case_cmp(const char *name1, const ObString &name2)
@ -1179,6 +1182,7 @@ int ObSysVarFactory::create_all_sys_vars()
+ sizeof(ObSysVarObMaxReadStaleTime)
+ sizeof(ObSysVarOptimizerGatherStatsOnLoad)
+ sizeof(ObSysVarSetReverseDblinkInfos)
+ sizeof(ObSysVarShowDdlInCompatMode)
;
void *ptr = NULL;
if (OB_ISNULL(ptr = allocator_.alloc(total_mem_size))) {
@ -3185,6 +3189,15 @@ int ObSysVarFactory::create_all_sys_vars()
ptr = (void *)((char *)ptr + sizeof(ObSysVarSetReverseDblinkInfos));
}
}
if (OB_SUCC(ret)) {
if (OB_ISNULL(sys_var_ptr = new (ptr)ObSysVarShowDdlInCompatMode())) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_ERROR("fail to new ObSysVarShowDdlInCompatMode", K(ret));
} else {
store_buf_[ObSysVarsToIdxMap::get_store_idx(static_cast<int64_t>(SYS_VAR__SHOW_DDL_IN_COMPAT_MODE))] = sys_var_ptr;
ptr = (void *)((char *)ptr + sizeof(ObSysVarShowDdlInCompatMode));
}
}
}
return ret;
@ -5653,6 +5666,17 @@ int ObSysVarFactory::create_sys_var(ObSysVarClassType sys_var_id, ObBasicSysVar
}
break;
}
case SYS_VAR__SHOW_DDL_IN_COMPAT_MODE: {
void *ptr = NULL;
if (OB_ISNULL(ptr = allocator_.alloc(sizeof(ObSysVarShowDdlInCompatMode)))) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_ERROR("fail to alloc memory", K(ret), K(sizeof(ObSysVarShowDdlInCompatMode)));
} else if (OB_ISNULL(sys_var_ptr = new (ptr)ObSysVarShowDdlInCompatMode())) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_ERROR("fail to new ObSysVarShowDdlInCompatMode", K(ret));
}
break;
}
default: {
ret = OB_ERR_UNEXPECTED;