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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2008 Sun Microsystems
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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 as published by
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* the Free Software Foundation; version 2 of the License.
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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 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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/* Copyright (C) 2000 MySQL AB
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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 as published by
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the Free Software Foundation; version 2 of the License.
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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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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class Item_row: public Item
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table_map used_tables_cache;
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bool const_item_cache;
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void update_used_tables();
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virtual void print(String *str, enum_query_type query_type);
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bool walk(Item_processor processor, bool walk_subquery, unsigned char *arg);
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Item *transform(Item_transformer transformer, unsigned char *arg);
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bool walk(Item_processor processor, bool walk_subquery, uchar *arg);
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Item *transform(Item_transformer transformer, uchar *arg);
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uint32_t cols() { return arg_count; }
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Item* element_index(uint32_t i) { return items[i]; }
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Item** addr(uint32_t i) { return items + i; }
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bool check_cols(uint32_t c);
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uint cols() { return arg_count; }
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Item* element_index(uint i) { return items[i]; }
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Item** addr(uint i) { return items + i; }
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bool check_cols(uint c);
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bool null_inside() { return with_null; };
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void bring_value();
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bool check_vcol_func_processor(unsigned char *int_arg __attribute__((unused)))