65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/* Copyright (c) 2018, 2021, Alibaba 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/PolarDB-X Engine hereby grant you an
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additional permission to link the program and your derivative works with the
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separately licensed software that they have included with
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MySQL/PolarDB-X Engine.
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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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#ifndef SQL_CCL_CCL_HINT_PARSE_INCLUDED
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#define SQL_CCL_CCL_HINT_PARSE_INCLUDED
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#include "sql/ccl/ccl_hint.h"
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#include "sql/parse_tree_hints.h"
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Opt_hints_global *get_global_hints(Parse_context *pc);
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namespace im {
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/**
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Hint PT definition for hint parser.
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*/
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class PT_hint_ccl_queue : public PT_hint {
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typedef PT_hint super;
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public:
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explicit PT_hint_ccl_queue(Ccl_hint_type type_arg, Item *item_arg)
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: PT_hint(CCL_QUEUE_HINT_ENUM, true),
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m_type(type_arg),
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m_item(item_arg) {}
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virtual bool contextualize(Parse_context *pc);
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private:
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Ccl_hint_type m_type;
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Item *m_item;
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};
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/**
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Fill the where condition into ccl hint structure.
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@param[in] pc Parse context
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@param[in] cond Equal condition
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@param[in] left field item
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@param[in] right value item
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*/
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extern void fill_ccl_queue_field_cond(Parse_context *pc, Item *cond, Item *left,
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Item *right);
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} /* namespace im */
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#endif
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