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fix major freeze about updating report_scn in case of backup-restore tenant

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This commit is contained in:
obdev
2023-02-24 16:53:53 +00:00
committed by ob-robot
parent 52837dac08
commit 9cdec17c57
10 changed files with 186 additions and 38 deletions
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36
src/share/ob_freeze_info_proxy.cpp
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@ -169,6 +169,42 @@ int ObFreezeInfoProxy::get_freeze_info_larger_or_equal_than(
return ret;
}
int ObFreezeInfoProxy::get_max_frozen_scn_smaller_or_equal_than(
ObISQLClient &sql_proxy,
const SCN &compaction_scn,
SCN &max_frozen_scn)
{
int ret = OB_SUCCESS;
ObSqlString sql;
if (OB_UNLIKELY(!compaction_scn.is_valid() || (compaction_scn < SCN::base_scn()))) {
LOG_WARN("invalid argument", KR(ret), K(compaction_scn));
} else {
SMART_VAR(ObMySQLProxy::MySQLResult, res) {
ObMySQLResult *result = nullptr;
const uint64_t compaction_scn_val = compaction_scn.get_val_for_inner_table_field();
if (OB_FAIL(sql.assign_fmt("SELECT MAX(frozen_scn) as value FROM %s WHERE frozen_scn <= %lu",
OB_ALL_FREEZE_INFO_TNAME, compaction_scn_val))) {
LOG_WARN("fail to append sql", KR(ret), K_(tenant_id), K(compaction_scn));
} else if (OB_FAIL(sql_proxy.read(res, tenant_id_, sql.ptr()))) {
LOG_WARN("fail to execute sql", KR(ret), K(sql), K_(tenant_id));
} else if (OB_ISNULL(result = res.get_result())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("fail to get sql result", KR(ret), K(sql), K_(tenant_id));
} else if (OB_FAIL(result->next())) {
LOG_WARN("get next result failed", KR(ret), K_(tenant_id), K(sql));
} else {
uint64_t max_frozen_scn_val = UINT64_MAX;
EXTRACT_UINT_FIELD_MYSQL(*result, "value", max_frozen_scn_val, uint64_t);
if (FAILEDx(max_frozen_scn.convert_for_inner_table_field(max_frozen_scn_val))) {
LOG_WARN("fail to convert uint64_t to SCN", KR(ret), K(max_frozen_scn_val));
}
}
}
}
LOG_INFO("finish to get freeze_info", KR(ret), K_(tenant_id), K(sql));
return ret;
}
int ObFreezeInfoProxy::set_freeze_info(
ObISQLClient &sql_proxy,
const ObSimpleFrozenStatus &frozen_status)