patch 4.0

src/share/stat/ob_stat_define.cpp

@@ -0,0 +1,168 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#define USING_LOG_PREFIX SQL_OPT
+#include "ob_stat_define.h"
+
+namespace oceanbase
+{
+namespace common
+{
+const int64_t ObColumnStatParam::DEFAULT_HISTOGRAM_BUCKET_NUM = 254;
+
+void ObAnalyzeSampleInfo::set_percent(double percent)
+{
+  is_sample_ = true;
+  sample_type_ = PercentSample;
+  sample_value_ = percent;
+}
+
+void ObAnalyzeSampleInfo::set_rows(double row_num)
+{
+  is_sample_ = true;
+  sample_type_ = RowSample;
+  sample_value_ = row_num;
+}
+
+bool ObColumnStatParam::is_valid_histogram_type(const ObObjType type)
+{
+  bool ret = false;
+  // currently, we only support the following type to collect histogram
+  ColumnTypeClass type_class = ob_obj_type_class(type);
+  if (type_class == ColumnTypeClass::ObIntTC ||
+      type_class == ColumnTypeClass::ObUIntTC ||
+      type_class == ColumnTypeClass::ObFloatTC ||
+      type_class == ColumnTypeClass::ObDoubleTC ||
+      type_class == ColumnTypeClass::ObNumberTC ||
+      type_class == ColumnTypeClass::ObDateTimeTC ||
+      type_class == ColumnTypeClass::ObDateTC ||
+      type_class == ColumnTypeClass::ObTimeTC ||
+      type_class == ColumnTypeClass::ObYearTC ||
+      type_class == ColumnTypeClass::ObStringTC ||
+      type_class == ColumnTypeClass::ObRawTC ||
+      type_class == ColumnTypeClass::ObOTimestampTC ||
+      type_class == ColumnTypeClass::ObBitTC ||
+      type_class == ColumnTypeClass::ObEnumSetTC ||
+      (lib::is_mysql_mode() && type == ObTinyTextType)) {
+    ret = true;
+  }
+  return ret;
+}
+
+bool StatTable::operator<(const StatTable &other) const
+{
+  return stale_percent_ < other.stale_percent_;
+}
+
+int StatTable::assign(const StatTable &other)
+{
+  int ret = OB_SUCCESS;
+  database_id_ = other.database_id_;
+  table_id_ = other.table_id_;
+  incremental_stat_ = other.incremental_stat_;
+  stale_percent_ = other.stale_percent_;
+  need_gather_subpart_ = other.need_gather_subpart_;
+  return no_regather_partition_ids_.assign(other.no_regather_partition_ids_);
+}
+
+int ObTableStatParam::assign(const ObTableStatParam &other)
+{
+  int ret = OB_SUCCESS;
+  tenant_id_ = other.tenant_id_;
+  db_name_ = other.db_name_;
+  db_id_ = other.db_id_;
+  tab_name_ = other.tab_name_;
+  table_id_ = other.table_id_;
+  part_level_ = other.part_level_;
+  total_part_cnt_ = other.total_part_cnt_;
+  part_name_ = other.part_name_;
+  sample_info_.is_sample_ = other.sample_info_.is_sample_;
+  sample_info_.is_block_sample_ = other.sample_info_.is_block_sample_;
+  sample_info_.sample_type_ = other.sample_info_.sample_type_;
+  sample_info_.sample_value_ = other.sample_info_.sample_value_;
+  method_opt_ = other.method_opt_;
+  degree_ = other.degree_;
+  need_global_ = other.need_global_;
+  need_approx_global_ = other.need_approx_global_;
+  need_part_ = other.need_part_;
+  need_subpart_ = other.need_subpart_;
+  granularity_ = other.granularity_;
+  cascade_ = other.cascade_;
+  stat_tab_ = other.stat_tab_;
+  stat_id_ = other.stat_id_;
+  stat_own_ = other.stat_own_;
+  no_invalidate_ = other.no_invalidate_;
+  force_ = other.force_;
+  is_subpart_name_ = other.is_subpart_name_;
+  stat_category_ = other.stat_category_;
+  tab_group_ = other.tab_group_;
+  stattype_ = other.stattype_;
+  need_approx_ndv_ = other.need_approx_ndv_;
+  is_index_stat_ = other.is_index_stat_;
+  data_table_name_ = other.data_table_name_;
+  is_global_index_ = other.is_global_index_;
+  global_part_id_ = other.global_part_id_;
+  duration_time_ = other.duration_time_;
+  global_tablet_id_ = other.global_tablet_id_;
+  global_data_part_id_ = other.global_data_part_id_;
+  data_table_id_ = other.data_table_id_;
+  if (OB_FAIL(part_infos_.assign(other.part_infos_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(subpart_infos_.assign(other.subpart_infos_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(approx_part_infos_.assign(other.approx_part_infos_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(column_params_.assign(other.column_params_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(part_ids_.assign(other.part_ids_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(subpart_ids_.assign(other.subpart_ids_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(no_regather_partition_ids_.assign(other.no_regather_partition_ids_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(all_part_infos_.assign(other.all_part_infos_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else if (OB_FAIL(all_subpart_infos_.assign(other.all_subpart_infos_))) {
+    LOG_WARN("failed to assign", K(ret));
+  } else {/*do nothing*/}
+  return ret;
+}
+
+int ObTableStatParam::assign_common_property(const ObTableStatParam &other)
+{
+  int ret = OB_SUCCESS;
+  sample_info_.is_sample_ = other.sample_info_.is_sample_;
+  sample_info_.is_block_sample_ = other.sample_info_.is_block_sample_;
+  sample_info_.sample_type_ = other.sample_info_.sample_type_;
+  sample_info_.sample_value_ = other.sample_info_.sample_value_;
+  method_opt_ = other.method_opt_;
+  degree_ = other.degree_;
+  need_global_ = other.need_global_;
+  need_approx_global_ = other.need_approx_global_;
+  need_part_ = other.need_part_;
+  need_subpart_ = other.need_subpart_;
+  granularity_ = other.granularity_;
+  cascade_ = other.cascade_;
+  stat_tab_ = other.stat_tab_;
+  stat_id_ = other.stat_id_;
+  stat_own_ = other.stat_own_;
+  no_invalidate_ = other.no_invalidate_;
+  force_ = other.force_;
+  stat_category_ = other.stat_category_;
+  stattype_ = other.stattype_;
+  need_approx_ndv_ = other.need_approx_ndv_;
+  duration_time_ = other.duration_time_;
+  return ret;
+}
+
+}
+}