patch 4.0
This commit is contained in:
wangzelin.wzl
169
src/share/ob_global_merge_table_operator.cpp
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169
src/share/ob_global_merge_table_operator.cpp
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/**
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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_global_merge_table_operator.h"
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#include "lib/mysqlclient/ob_mysql_proxy.h"
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#include "lib/mysqlclient/ob_mysql_result.h"
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#include "lib/oblog/ob_log.h"
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#include "lib/string/ob_sql_string.h"
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#include "share/inner_table/ob_inner_table_schema.h"
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#include "share/ob_zone_merge_info.h"
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#include "share/ob_dml_sql_splicer.h"
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namespace oceanbase
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{
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namespace share
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{
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using namespace oceanbase::common;
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using namespace oceanbase::common::sqlclient;
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int ObGlobalMergeTableOperator::load_global_merge_info(
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ObISQLClient &sql_client,
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const uint64_t tenant_id,
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ObGlobalMergeInfo &info)
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{
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int ret = OB_SUCCESS;
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if (!is_valid_tenant_id(tenant_id)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K(tenant_id));
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} else {
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const uint64_t meta_tenant_id = gen_meta_tenant_id(tenant_id);
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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 tenant_id = '%lu'", OB_ALL_MERGE_INFO_TNAME, tenant_id))) {
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LOG_WARN("fail to append sql", KR(ret), K(tenant_id));
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} else if (OB_FAIL(sql_client.read(res, meta_tenant_id, sql.ptr()))) {
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LOG_WARN("fail to execute sql", KR(ret), K(tenant_id), K(meta_tenant_id), K(sql));
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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(tenant_id), K(sql));
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} else {
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bool exist = false;
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while (OB_SUCC(ret) && OB_SUCC(result->next())) {
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info.tenant_id_ = tenant_id;
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EXTRACT_INT_FIELD_MYSQL(*result, "cluster", info.cluster_.value_, int64_t);
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EXTRACT_UINT_FIELD_MYSQL(*result, "frozen_scn", info.frozen_scn_.value_, uint64_t);
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EXTRACT_UINT_FIELD_MYSQL(*result, "global_broadcast_scn", info.global_broadcast_scn_.value_, uint64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "is_merge_error", info.is_merge_error_.value_, int64_t);
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EXTRACT_UINT_FIELD_MYSQL(*result, "last_merged_scn", info.last_merged_scn_.value_, uint64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "merge_status", info.merge_status_.value_, int64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "error_type", info.error_type_.value_, int64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "suspend_merging", info.suspend_merging_.value_, int64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "merge_start_time", info.merge_start_time_.value_, int64_t);
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EXTRACT_INT_FIELD_MYSQL(*result, "last_merged_time", info.last_merged_time_.value_, int64_t);
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exist = true;
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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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if (OB_SUCC(ret) && !exist) {
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ret = OB_ENTRY_NOT_EXIST;
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LOG_WARN("fail to find global merge info", KR(ret), K(tenant_id), K(meta_tenant_id));
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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 ObGlobalMergeTableOperator::insert_global_merge_info(
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ObISQLClient &sql_client,
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const uint64_t tenant_id,
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const ObGlobalMergeInfo &info)
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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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const uint64_t meta_tenant_id = gen_meta_tenant_id(tenant_id);
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ObDMLExecHelper exec(sql_client, meta_tenant_id);
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if (!info.is_valid() || !is_valid_tenant_id(tenant_id) ||
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(tenant_id != info.tenant_id_)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K(tenant_id), K(info));
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} else if (OB_FAIL(dml.add_pk_column("tenant_id", tenant_id))
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|| OB_FAIL(dml.add_uint64_column("cluster", info.cluster_.value_))
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|| OB_FAIL(dml.add_uint64_column("frozen_scn", info.frozen_scn_.value_))
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|| OB_FAIL(dml.add_uint64_column("global_broadcast_scn", info.global_broadcast_scn_.value_))
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|| OB_FAIL(dml.add_uint64_column("is_merge_error", info.is_merge_error_.value_))
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|| OB_FAIL(dml.add_uint64_column("last_merged_scn", info.last_merged_scn_.value_))
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|| OB_FAIL(dml.add_uint64_column("merge_status", info.merge_status_.value_))
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|| OB_FAIL(dml.add_uint64_column("error_type", info.error_type_.value_))
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|| OB_FAIL(dml.add_uint64_column("suspend_merging", info.suspend_merging_.value_))
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|| OB_FAIL(dml.add_uint64_column("merge_start_time", info.merge_start_time_.value_))
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|| OB_FAIL(dml.add_uint64_column("last_merged_time", info.last_merged_time_.value_))) {
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LOG_WARN("fail to add pk column", KR(ret), K(tenant_id), K(info));
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} else if (OB_FAIL(exec.exec_insert_update(OB_ALL_MERGE_INFO_TNAME, dml, affected_rows))) {
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LOG_WARN("fail to splice exec_insert_update", KR(ret), K(meta_tenant_id), K(info));
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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(meta_tenant_id), K(info));
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}
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return ret;
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}
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int ObGlobalMergeTableOperator::update_partial_global_merge_info(
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ObISQLClient &sql_client,
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const uint64_t tenant_id,
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const ObGlobalMergeInfo &info)
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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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if (!is_valid_tenant_id(tenant_id) || tenant_id != info.tenant_id_) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument", KR(ret), K(tenant_id), K(info));
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} else {
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const uint64_t meta_tenant_id = gen_meta_tenant_id(tenant_id);
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ObDMLExecHelper exec(sql_client, meta_tenant_id);
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if (OB_FAIL(dml.add_pk_column("tenant_id", tenant_id))) {
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LOG_WARN("fail to add pk column", KR(ret), K(tenant_id), K(info));
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} else {
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bool need_update = false;
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const ObMergeInfoItem *it = info.list_.get_first();
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while (OB_SUCC(ret) && (it != info.list_.get_header())) {
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if (NULL == it) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("null item", KR(ret), KP(it), K(tenant_id), K(info));
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} else {
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if (it->need_update_) {
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if (OB_FAIL(dml.add_uint64_column(it->name_, it->value_))) {
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LOG_WARN("fail to add column", KR(ret), K(tenant_id), K(info), K(*it));
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} else {
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need_update = true;
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}
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}
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it = it->get_next();
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}
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}
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if (need_update) {
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if (FAILEDx(exec.exec_update(OB_ALL_MERGE_INFO_TNAME, dml, affected_rows))) {
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LOG_WARN("fail to exec_update global_merge_info", KR(ret), K(tenant_id), K(info));
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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(meta_tenant_id));
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}
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} else {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("actual no need to update global merge info", KR(ret), K(tenant_id), K(info));
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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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} // end namespace share
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} // end namespace oceanbase
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