mirror of
https://github.com/MariaDB/server.git
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66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/* 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; either version 2 of the License, or
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(at your option) any later version.
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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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#include "mysql_priv.h"
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#include "assert.h"
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Item_row::Item_row(List<Item> &arg):
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Item(), array_holder(1)
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{
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if ((arg_count= arg.elements))
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items= (Item**) sql_alloc(sizeof(Item*)*arg_count);
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else
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items= 0;
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List_iterator<Item> li(arg);
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uint i= 0;
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Item *item;
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while ((item= li++))
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{
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items[i]= item;
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i++;
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}
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}
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void Item_row::illegal_method_call(const char *method)
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{
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DBUG_ENTER("Item_row::illegal_method_call");
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DBUG_PRINT("error", ("!!! %s method was called for row item", method));
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DBUG_ASSERT(0);
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my_error(ER_CARDINALITY_COL, MYF(0), arg_count);
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DBUG_VOID_RETURN;
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}
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bool Item_row::fix_fields(THD *thd, TABLE_LIST *tabl, Item **ref)
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{
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tables= 0;
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for (uint i= 0; i < arg_count; i++)
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{
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if (items[i]->fix_fields(thd, tabl, items+i))
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return 1;
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tables |= items[i]->used_tables();
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}
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return 0;
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}
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bool Item_row::check_cols(uint c)
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{
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if (c != arg_count)
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{
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my_error(ER_CARDINALITY_COL, MYF(0), c);
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return 1;
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}
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return 0;
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}
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