445 lines
18 KiB
C++
445 lines
18 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#define USING_LOG_PREFIX SHARE
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#include "share/ob_freeze_info_proxy.h"
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#include "lib/mysqlclient/ob_mysql_result.h"
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#include "lib/time/ob_time_utility.h"
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#include "lib/mysqlclient/ob_mysql_transaction.h"
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#include "lib/mysqlclient/ob_mysql_proxy.h"
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#include "lib/string/ob_sql_string.h"
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#include "share/inner_table/ob_inner_table_schema_constants.h"
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#include "share/ob_dml_sql_splicer.h"
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#include "share/ob_global_stat_proxy.h"
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#include "common/ob_timeout_ctx.h"
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#include "rootserver/ob_root_utils.h"
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#include "observer/ob_server_struct.h"
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namespace oceanbase
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{
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using namespace common;
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using namespace common::sqlclient;
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using namespace storage;
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using namespace share;
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using namespace palf;
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namespace share
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{
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OB_SERIALIZE_MEMBER(ObSimpleFrozenStatus, frozen_scn_,
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schema_version_, data_version_);
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int ObFreezeInfoProxy::get_freeze_info(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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ObSimpleFrozenStatus &frozen_status)
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(!frozen_scn.is_valid())) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K_(tenant_id), K(frozen_scn));
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} else {
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ObSqlString sql;
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SMART_VAR(ObMySQLProxy::MySQLResult, res) {
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ObMySQLResult *result = nullptr;
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if (frozen_scn == SCN::min_scn()) {
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s ORDER BY frozen_scn DESC LIMIT 1",
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OB_ALL_FREEZE_INFO_TNAME))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id), K(frozen_scn));
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}
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} else {
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s WHERE frozen_scn = %lu",
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OB_ALL_FREEZE_INFO_TNAME, frozen_scn.get_val_for_inner_table_field()))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id), K(frozen_scn));
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}
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}
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int tmp_ret = OB_SUCCESS;
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if (FAILEDx(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_FAIL(result->next())) {
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LOG_WARN("fail to get next", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret));
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} else if (OB_ITER_END != (tmp_ret = result->next())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("get more row than one", KR(ret), KR(tmp_ret), K_(tenant_id));
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} else if (!frozen_status.is_valid()) {
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ret = OB_ENTRY_NOT_EXIST;
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LOG_WARN("fail to find freeze info", KR(ret), K(frozen_scn), K_(tenant_id));
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}
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}
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_all_freeze_info(
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ObISQLClient &sql_proxy,
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ObIArray<ObSimpleFrozenStatus> &frozen_statuses)
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{
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int ret = OB_SUCCESS;
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ObSqlString sql;
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SMART_VAR(ObMySQLProxy::MySQLResult, res) {
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ObMySQLResult *result = nullptr;
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s WHERE frozen_scn > 1 ORDER BY frozen_scn ASC",
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OB_ALL_FREEZE_INFO_TNAME))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id));
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} else if (FAILEDx(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
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} else {
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while (OB_SUCC(ret)) {
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ObSimpleFrozenStatus frozen_status;
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if (OB_FAIL(result->next())) {
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if (OB_ITER_END != ret) {
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LOG_WARN("fail to get next row", KR(ret), K_(tenant_id));
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}
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret));
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} else if (OB_UNLIKELY(!frozen_status.is_valid())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("invalid frozen status", KR(ret), K_(tenant_id), K(frozen_status), K(sql));
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} else if (OB_FAIL(frozen_statuses.push_back(frozen_status))) {
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LOG_WARN("fail to push back", KR(ret), K(frozen_status), K_(tenant_id));
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}
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}
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if (OB_ITER_END == ret) {
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ret = OB_SUCCESS;
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}
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}
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_freeze_info_larger_or_equal_than(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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ObIArray<ObSimpleFrozenStatus> &frozen_statuses)
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{
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int ret = OB_SUCCESS;
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ObSqlString sql;
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SMART_VAR(ObMySQLProxy::MySQLResult, res) {
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ObMySQLResult *result = nullptr;
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const uint64_t frozen_scn_val = frozen_scn.get_val_for_inner_table_field();
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s WHERE frozen_scn >= %lu ORDER BY frozen_scn",
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OB_ALL_FREEZE_INFO_TNAME, frozen_scn_val))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id), K(frozen_scn));
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} else if (OB_FAIL(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
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} else {
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while (OB_SUCC(ret)) {
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ObSimpleFrozenStatus frozen_status;
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if (OB_FAIL(result->next())) {
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if (OB_ITER_END != ret) {
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LOG_WARN("fail to get next row", KR(ret), K_(tenant_id));
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}
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret));
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} else if (OB_UNLIKELY(!frozen_status.is_valid())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("invalid frozen status", KR(ret), K(frozen_scn), K_(tenant_id), K(frozen_status), K(sql));
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} else if (OB_FAIL(frozen_statuses.push_back(frozen_status))) {
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LOG_WARN("fail to push back", KR(ret), K(frozen_status), K_(tenant_id));
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}
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}
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if (OB_ITER_END == ret) {
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ret = OB_SUCCESS;
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}
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}
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}
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LOG_INFO("finish load_freeze_info", KR(ret), K_(tenant_id), K(sql));
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return ret;
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}
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int ObFreezeInfoProxy::set_freeze_info(
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ObISQLClient &sql_proxy,
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const ObSimpleFrozenStatus &frozen_status)
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{
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int ret = OB_SUCCESS;
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ObDMLSqlSplicer dml;
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int64_t affected_rows = 0;
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ObDMLExecHelper exec(sql_proxy, tenant_id_);
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if (!frozen_status.is_valid() || !is_valid_tenant_id(tenant_id_)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_ERROR("invalid argument", KR(ret), K(frozen_status), K_(tenant_id));
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} else if (OB_FAIL(dml.add_uint64_pk_column("frozen_scn", frozen_status.frozen_scn_.get_val_for_inner_table_field()))
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|| OB_FAIL(dml.add_column("cluster_version", frozen_status.data_version_))
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|| OB_FAIL(dml.add_column("schema_version", frozen_status.schema_version_))) {
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LOG_WARN("fail to add column", KR(ret), K(frozen_status), K_(tenant_id));
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} else if (OB_FAIL(exec.exec_insert(OB_ALL_FREEZE_INFO_TNAME, dml, affected_rows))) {
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LOG_WARN("fail to exec_insert", KR(ret), K_(tenant_id), K(frozen_status));
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} else if (!(is_single_row(affected_rows) || is_zero_row(affected_rows))) {
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ret = OB_ERR_UNEXPECTED;
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LOG_ERROR("unexpected affected rows", KR(ret), K(affected_rows), K_(tenant_id), K(frozen_status));
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_min_major_available_and_larger_info(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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SCN &min_frozen_scn,
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ObIArray<ObSimpleFrozenStatus> &frozen_statuses)
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{
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int ret = OB_SUCCESS;
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frozen_statuses.reset();
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min_frozen_scn = SCN::min_scn();
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if (OB_UNLIKELY(!frozen_scn.is_valid())) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K_(tenant_id), K(frozen_scn));
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} else if (OB_FAIL(get_min_major_available_and_larger_info_inner_(sql_proxy,
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frozen_scn, min_frozen_scn, frozen_statuses))) {
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LOG_WARN("fail to get freeze info larger than and min frozen_scn", KR(ret),
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K_(tenant_id), K(frozen_scn));
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}
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return ret;
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}
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int ObFreezeInfoProxy::batch_delete(
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ObISQLClient &sql_proxy,
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const SCN &upper_frozen_scn)
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{
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int ret = OB_SUCCESS;
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ObSqlString sql;
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int64_t affected_rows = 0;
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if (OB_UNLIKELY(!upper_frozen_scn.is_valid())) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K_(tenant_id), K(upper_frozen_scn));
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} else if (OB_FAIL(sql.assign_fmt("DELETE FROM %s WHERE frozen_scn <= %lu AND frozen_scn > 1",
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OB_ALL_FREEZE_INFO_TNAME, upper_frozen_scn.get_val_for_inner_table_field()))) {
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LOG_WARN("fail to assign sql", KR(ret), K_(tenant_id), K(upper_frozen_scn));
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} else if (OB_FAIL(sql_proxy.write(tenant_id_, sql.ptr(), affected_rows))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else {
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LOG_INFO("succ to delete freeze_info", K_(tenant_id), K(upper_frozen_scn), K(affected_rows));
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_frozen_info_less_than(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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ObSimpleFrozenStatus &frozen_status)
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{
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int ret = OB_SUCCESS;
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ObArray<ObSimpleFrozenStatus> frozen_status_arr;
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if (OB_FAIL(get_frozen_info_less_than(sql_proxy, frozen_scn, frozen_status_arr, false))) {
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LOG_WARN("fail to get frozen_info_less_than", KR(ret), K(frozen_scn));
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} else if (frozen_status_arr.count() != 1) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("frozen_status_arr should have only one element", KR(ret), K(frozen_status_arr));
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} else {
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frozen_status.assign(frozen_status_arr.at(0));
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_frozen_info_less_than(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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ObIArray<ObSimpleFrozenStatus> &frozen_status_arr,
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bool get_all)
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(!frozen_scn.is_valid())) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K_(tenant_id), K(frozen_scn));
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} else {
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ObSqlString sql;
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SMART_VAR(ObMySQLProxy::MySQLResult, res) {
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ObMySQLResult *result = nullptr;
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int tmp_ret = OB_SUCCESS;
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const uint64_t frozen_scn_val = frozen_scn.get_val_for_inner_table_field();
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s WHERE frozen_scn <= %lu ORDER BY frozen_scn DESC %s",
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OB_ALL_FREEZE_INFO_TNAME, frozen_scn_val, (get_all ? "" : "LIMIT 1")))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id), K(frozen_scn), K(get_all));
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} else if (OB_FAIL(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
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} else {
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while (OB_SUCC(ret)) {
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ObSimpleFrozenStatus frozen_status;
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if (OB_FAIL(result->next())) {
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if (OB_ITER_END != ret) {
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LOG_WARN("fail to get next row", KR(ret), K_(tenant_id));
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}
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret));
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} else if (OB_UNLIKELY(!frozen_status.is_valid())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("invalid frozen status", KR(ret), K(frozen_scn), K_(tenant_id), K(frozen_status), K(sql));
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} else if (OB_FAIL(frozen_status_arr.push_back(frozen_status))) {
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LOG_WARN("fail to push back", KR(ret), K(frozen_status), K_(tenant_id));
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}
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}
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if (OB_ITER_END == ret) {
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ret = OB_SUCCESS;
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}
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}
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}
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_max_freeze_info(
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ObISQLClient &sql_proxy,
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ObSimpleFrozenStatus &frozen_status)
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{
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int ret = OB_SUCCESS;
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ObSqlString sql;
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SMART_VAR(ObMySQLProxy::MySQLResult, res) {
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ObMySQLResult *result = nullptr;
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int tmp_ret = OB_SUCCESS;
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s ORDER BY frozen_scn DESC LIMIT 1",
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OB_ALL_FREEZE_INFO_TNAME))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id));
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} else if (OB_FAIL(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_FAIL(result->next())) {
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LOG_WARN("fail to get next", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret), K(sql));
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} else if (OB_ITER_END != (tmp_ret = result->next())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("get more row than one", KR(ret), KR(tmp_ret), K_(tenant_id), K(sql));
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} else if (!frozen_status.is_valid()) {
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ret = OB_ENTRY_NOT_EXIST;
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LOG_WARN("fail to find frozen status with max frozen_scn", KR(ret), K_(tenant_id), K(frozen_status));
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}
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}
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return ret;
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}
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int ObFreezeInfoProxy::get_min_major_available_and_larger_info_inner_(
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ObISQLClient &sql_proxy,
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const SCN &frozen_scn,
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SCN &min_frozen_scn,
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ObIArray<ObSimpleFrozenStatus> &frozen_statuses)
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(!frozen_scn.is_valid())) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K_(tenant_id), K(frozen_scn));
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} else {
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ObSqlString sql;
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min_frozen_scn.set_max();
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SMART_VAR(ObISQLClient::ReadResult, res) {
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sqlclient::ObMySQLResult *result = nullptr;
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if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s", OB_ALL_FREEZE_INFO_TNAME))) {
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LOG_WARN("fail to append sql", KR(ret), K_(tenant_id));
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} else if (OB_FAIL(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
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} else if (OB_ISNULL(result = res.get_result())) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("error unexpected, query result must not be NULL", KR(ret), K(sql), K_(tenant_id));
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} else {
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while (OB_SUCC(ret)) {
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ObSimpleFrozenStatus frozen_status;
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if (OB_FAIL(result->next())) {
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if (OB_ITER_END != ret) {
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LOG_WARN("fail to get next row", KR(ret), K_(tenant_id));
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}
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} else if (OB_FAIL(construct_frozen_status_(*result, frozen_status))) {
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LOG_WARN("fail to construct frozen_status", KR(ret));
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} else if (FALSE_IT(min_frozen_scn = (min_frozen_scn < frozen_status.frozen_scn_ ?
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min_frozen_scn : frozen_status.frozen_scn_))) {
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} else if (frozen_status.frozen_scn_ > frozen_scn) {
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if (OB_FAIL(frozen_statuses.push_back(frozen_status))) {
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LOG_WARN("fail to push back", KR(ret), K(frozen_status), K_(tenant_id));
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}
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}
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}
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if (OB_ITER_END == ret) {
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ret = OB_SUCCESS;
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}
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}
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}
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}
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return ret;
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}
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int ObFreezeInfoProxy::construct_frozen_status_(
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sqlclient::ObMySQLResult &result,
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ObSimpleFrozenStatus &frozen_status)
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{
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int ret = OB_SUCCESS;
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uint64_t frozen_scn_val = OB_INVALID_SCN_VAL;
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EXTRACT_UINT_FIELD_MYSQL(result, "frozen_scn", frozen_scn_val, uint64_t);
|
|
EXTRACT_INT_FIELD_MYSQL(result, "cluster_version", frozen_status.data_version_, int64_t);
|
|
EXTRACT_INT_FIELD_MYSQL(result, "schema_version", frozen_status.schema_version_, int64_t);
|
|
if (FAILEDx(frozen_status.frozen_scn_.convert_for_inner_table_field(frozen_scn_val))) {
|
|
LOG_WARN("fail to convert val to SCN", KR(ret), K(frozen_scn_val));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
int ObFreezeInfoProxy::get_freeze_schema_info(
|
|
ObISQLClient &sql_proxy,
|
|
const uint64_t tenant_id,
|
|
const SCN &frozen_scn,
|
|
TenantIdAndSchemaVersion &schema_version_info)
|
|
{
|
|
int ret = OB_SUCCESS;
|
|
ObSqlString sql;
|
|
ObTimeoutCtx ctx;
|
|
if (OB_UNLIKELY(OB_INVALID_TENANT_ID == tenant_id
|
|
|| (!frozen_scn.is_valid()))) {
|
|
ret = OB_INVALID_ARGUMENT;
|
|
LOG_WARN("invalid arg", KR(ret), K(tenant_id), K(frozen_scn));
|
|
} else if (OB_FAIL(rootserver::ObRootUtils::get_rs_default_timeout_ctx(ctx))) {
|
|
LOG_WARN("fail to get timeout ctx", KR(ret), K(tenant_id), K(ctx));
|
|
} else if (OB_FAIL(sql.assign_fmt("SELECT * FROM %s WHERE frozen_scn = %ld",
|
|
OB_ALL_FREEZE_INFO_TNAME, frozen_scn.get_val_for_inner_table_field()))) {
|
|
LOG_WARN("fail to assign fmt", KR(ret), K(tenant_id), K(frozen_scn));
|
|
}
|
|
|
|
SMART_VAR(ObMySQLProxy::MySQLResult, res) {
|
|
sqlclient::ObMySQLResult *result = NULL;
|
|
if (OB_FAIL(ret)) {
|
|
} else if (OB_FAIL(sql_proxy.read(res, tenant_id, sql.ptr()))) {
|
|
LOG_WARN("fail to read", KR(ret), K(tenant_id), K(sql));
|
|
} else if (OB_ISNULL(result = res.get_result())) {
|
|
ret = OB_ERR_UNEXPECTED;
|
|
LOG_WARN("get result failed", K(ret));
|
|
} else if (OB_FAIL(result->next())) {
|
|
if (OB_ITER_END == ret) {
|
|
ret = OB_ENTRY_NOT_EXIST;
|
|
}
|
|
LOG_WARN("fail to get result", KR(ret), K(tenant_id), K(frozen_scn));
|
|
} else {
|
|
schema_version_info.tenant_id_ = tenant_id;
|
|
EXTRACT_INT_FIELD_MYSQL(*result, "schema_version", schema_version_info.schema_version_, int64_t);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
} // end namespace share
|
|
} // end namespace oceanbase
|