104 lines
4.3 KiB
C++
104 lines
4.3 KiB
C++
/* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "sql/dd/impl/tables/column_statistics.h"
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#include <new>
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#include <string>
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#include "sql/dd/impl/raw/object_keys.h" // Parent_id_range_key
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#include "sql/dd/impl/tables/dd_properties.h" // TARGET_DD_VERSION
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#include "sql/dd/impl/types/column_statistics_impl.h" // Column_statistic_impl
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#include "sql/dd/impl/types/object_table_definition_impl.h" // Object_table_defi ...
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#include "sql/mysqld.h"
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#include "sql/stateless_allocator.h"
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namespace dd {
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class Raw_record;
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} // namespace dd
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namespace dd {
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namespace tables {
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const Column_statistics &Column_statistics::instance() {
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static Column_statistics *s_instance = new Column_statistics();
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return *s_instance;
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}
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///////////////////////////////////////////////////////////////////////////
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Column_statistics::Column_statistics() {
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m_target_def.set_table_name("column_statistics");
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m_target_def.add_field(FIELD_ID, "FIELD_ID",
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"id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT");
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m_target_def.add_field(FIELD_CATALOG_ID, "FIELD_CATALOG_ID",
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"catalog_id BIGINT UNSIGNED NOT NULL");
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m_target_def.add_field(FIELD_NAME, "FIELD_NAME",
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"name VARCHAR(255) NOT NULL");
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m_target_def.add_field(
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FIELD_SCHEMA_NAME, "FIELD_SCHEMA_NAME",
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"schema_name VARCHAR(64) NOT NULL COLLATE " +
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String_type(Object_table_definition_impl::fs_name_collation()->name));
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m_target_def.add_field(
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FIELD_TABLE_NAME, "FIELD_TABLE_NAME",
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"table_name VARCHAR(64) NOT NULL COLLATE " +
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String_type(Object_table_definition_impl::fs_name_collation()->name));
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m_target_def.add_field(FIELD_COLUMN_NAME, "FIELD_COLUMN_NAME",
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"column_name VARCHAR(64) NOT NULL COLLATE \
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utf8_tolower_ci");
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m_target_def.add_field(FIELD_HISTOGRAM, "FIELD_HISTOGRAM",
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"histogram JSON NOT NULL");
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m_target_def.add_field(FIELD_OPTIONS, "FIELD_OPTIONS", "options MEDIUMTEXT");
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m_target_def.add_index(INDEX_PK_ID, "INDEX_PK_ID", "PRIMARY KEY (id)");
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m_target_def.add_index(INDEX_UK_CATALOG_ID_NAME, "INDEX_UK_CATALOG_ID_NAME",
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"UNIQUE KEY (catalog_id, name)");
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m_target_def.add_index(
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INDEX_UK_CATALOG_ID_SCHEMA_NAME_TABLE_NAME_COLUMN_NAME,
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"INDEX_UK_CATALOG_ID_SCHEMA_NAME_TABLE_NAME_COLUMN_NAME",
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"UNIQUE KEY (catalog_id, schema_name, \
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table_name, column_name)");
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m_target_def.add_foreign_key(FK_CATALOG_ID, "FK_CATALOGS_ID",
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"FOREIGN KEY (catalog_id) REFERENCES \
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catalogs (id)");
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}
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///////////////////////////////////////////////////////////////////////////
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dd::Column_statistics *Column_statistics::create_entity_object(
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const Raw_record &) const {
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return new (std::nothrow) Column_statistics_impl();
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}
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bool Column_statistics::update_object_key(Item_name_key *key,
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Object_id catalog_id,
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const String_type &name) {
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key->update(FIELD_CATALOG_ID, catalog_id, FIELD_NAME, name,
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Object_table_definition_impl::name_collation());
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return false;
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}
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} // namespace tables
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} // namespace dd
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