129 lines
6.6 KiB
C++
129 lines
6.6 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/system_views/parameters.h"
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namespace dd {
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namespace system_views {
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const Parameters &Parameters::instance() {
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static Parameters *s_instance = new Parameters();
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return *s_instance;
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}
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Parameters::Parameters() {
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m_target_def.set_view_name(view_name());
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m_target_def.add_field(FIELD_SPECIFIC_CATALOG, "SPECIFIC_CATALOG",
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"cat.name" + m_target_def.fs_name_collation());
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m_target_def.add_field(FIELD_SPECIFIC_SCHEMA, "SPECIFIC_SCHEMA",
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"sch.name" + m_target_def.fs_name_collation());
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m_target_def.add_field(FIELD_SPECIFIC_NAME, "SPECIFIC_NAME", "rtn.name");
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m_target_def.add_field(FIELD_ORDINAL_POSITION, "ORDINAL_POSITION",
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"IF (rtn.type = 'FUNCTION', prm.ordinal_position-1, "
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"prm.ordinal_position)");
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m_target_def.add_field(FIELD_PARAMETER_MODE, "PARAMETER_MODE",
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"IF (rtn.type = 'FUNCTION' AND prm.ordinal_position = "
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"1, NULL, prm.mode)");
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m_target_def.add_field(FIELD_PARAMETER_NAME, "PARAMETER_NAME",
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"IF (rtn.type = 'FUNCTION' AND prm.ordinal_position = "
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"1, NULL, prm.name)");
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m_target_def.add_field(
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FIELD_DATA_TYPE, "DATA_TYPE",
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"SUBSTRING_INDEX(SUBSTRING_INDEX(prm.data_type_utf8, '(', 1), ' ', 1)");
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m_target_def.add_field(
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FIELD_CHARACTER_MAXIMUM_LENGTH, "CHARACTER_MAXIMUM_LENGTH",
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"INTERNAL_DD_CHAR_LENGTH(prm.data_type, prm.char_length, col.name, 0)");
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m_target_def.add_field(
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FIELD_CHARACTER_OCTET_LENGTH, "CHARACTER_OCTET_LENGTH",
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"INTERNAL_DD_CHAR_LENGTH(prm.data_type, prm.char_length, col.name, 1)");
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m_target_def.add_field(FIELD_NUMERIC_PRECISION, "NUMERIC_PRECISION",
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"prm.numeric_precision");
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m_target_def.add_field(
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FIELD_NUMERIC_SCALE, "NUMERIC_SCALE",
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"IF(ISNULL(prm.numeric_precision), NULL, IFNULL(prm.numeric_scale, 0))");
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m_target_def.add_field(FIELD_DATETIME_PRECISION, "DATETIME_PRECISION",
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"prm.datetime_precision");
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m_target_def.add_field(FIELD_CHARACTER_SET_NAME, "CHARACTER_SET_NAME",
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"CASE prm.data_type"
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" WHEN 'MYSQL_TYPE_STRING' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_VAR_STRING' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_VARCHAR' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_TINY_BLOB' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_MEDIUM_BLOB' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_BLOB' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_LONG_BLOB' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_ENUM' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" WHEN 'MYSQL_TYPE_SET' THEN "
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" (IF (cs.name='binary',NULL, cs.name))"
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" ELSE NULL END");
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m_target_def.add_field(FIELD_COLLATION_NAME, "COLLATION_NAME",
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"CASE prm.data_type"
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" WHEN 'MYSQL_TYPE_STRING' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_VAR_STRING' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_VARCHAR' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_TINY_BLOB' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_MEDIUM_BLOB' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_BLOB' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_LONG_BLOB' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_ENUM' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" WHEN 'MYSQL_TYPE_SET' THEN "
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" (IF (cs.name='binary',NULL, col.name))"
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" ELSE NULL END");
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m_target_def.add_field(FIELD_DTD_IDENTIFIER, "DTD_IDENTIFIER",
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"prm.data_type_utf8");
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m_target_def.add_field(FIELD_ROUTINE_TYPE, "ROUTINE_TYPE", "rtn.type");
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m_target_def.add_from(
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"mysql.parameters prm JOIN mysql.routines rtn "
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"ON prm.routine_id=rtn.id");
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m_target_def.add_from("JOIN mysql.schemata sch ON rtn.schema_id=sch.id");
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m_target_def.add_from("JOIN mysql.catalogs cat ON cat.id=sch.catalog_id");
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m_target_def.add_from("JOIN mysql.collations col ON prm.collation_id=col.id");
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m_target_def.add_from(
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"JOIN mysql.character_sets cs "
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"ON col.character_set_id=cs.id");
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m_target_def.add_where(
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"CAN_ACCESS_ROUTINE(sch.name, rtn.name, rtn.type, "
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"rtn.definer, FALSE)");
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}
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} // namespace system_views
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} // namespace dd
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