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59 lines
2.2 KiB
59 lines
2.2 KiB
#ifndef SQL_QUERY_REWRITE_INCLUDED
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#define SQL_QUERY_REWRITE_INCLUDED
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/* Copyright (c) 2015, 2017, 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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class Parser_state;
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class THD;
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/**
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Calls the query rewrite plugins' respective rewrite functions before parsing
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the query.
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@param[in] thd The session sending the query to be rewritten.
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*/
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void invoke_pre_parse_rewrite_plugins(THD *thd);
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/**
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Enables digests in the parser state if any plugin needs it.
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@param thd The session.
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@param ps This parser state will have digests enabled if any plugin
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needs it.
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@note For the time being, only post-parse query rewrite plugins are able to
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request digests. If other plugin types need the same, this function needs to
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be modified.
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*/
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void enable_digest_if_any_plugin_needs_it(THD *thd, Parser_state *ps);
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/**
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Calls query rewrite plugins after parsing the query.
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@param[in] thd The session with the query to be rewritten.
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@param is_prepared True if the query was a prepared statement.
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*/
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bool invoke_post_parse_rewrite_plugins(THD *thd, bool is_prepared);
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#endif /* SQL_QUERY_REWRITE_INCLUDED */
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