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impl fixed route mode for temporary tables

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This commit is contained in:
bf0
2021-08-24 19:25:17 +08:00
committed by wangzelin.wzl
parent 67f64412ad
commit dde5e02569
10 changed files with 93 additions and 4 deletions
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18
src/sql/session/ob_basic_session_info.cpp
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@ -3584,7 +3584,8 @@ int ObBasicSessionInfo::is_sys_var_actully_changed(
case SYS_VAR_OB_TRX_IDLE_TIMEOUT:
case SYS_VAR_COLLATION_CONNECTION:
case SYS_VAR_OB_PL_BLOCK_TIMEOUT:
case SYS_VAR_OB_COMPATIBILITY_MODE: {
case SYS_VAR_OB_COMPATIBILITY_MODE:
case SYS_VAR__OB_PROXY_SESSION_TEMPORARY_TABLE_USED: {
changed = old_val.get_meta() == new_val.get_meta() ? old_val != new_val : true;
} break;
default: {
@ -3662,6 +3663,17 @@ int ObBasicSessionInfo::set_trans_specified(const bool is_spec)
return ret;
}
int ObBasicSessionInfo::set_session_temp_table_used(const bool is_used)
{
int ret = OB_SUCCESS;
ObObj obj;
obj.set_int(is_used);
if (OB_FAIL(update_sys_variable(SYS_VAR__OB_PROXY_SESSION_TEMPORARY_TABLE_USED, obj))) {
LOG_WARN("fail to update_system_variable", K(ret));
}
return ret;
}
int ObBasicSessionInfo::set_safe_weak_read_snapshot_variable(const int64_t safe_snapshot)
{
int ret = OB_SUCCESS;
@ -3836,6 +3848,10 @@ int ObBasicSessionInfo::get_sql_safe_updates(bool& v) const
return get_bool_sys_var(SYS_VAR_SQL_SAFE_UPDATES, v);
}
int ObBasicSessionInfo::get_session_temp_table_used(bool& is_used) const
{
return get_bool_sys_var(SYS_VAR__OB_PROXY_SESSION_TEMPORARY_TABLE_USED, is_used);
}
void ObBasicSessionInfo::reset_tx_variable()
{
// this function will be called in end_trans phase, and must be idempotent.