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Diffstat (limited to '')
-rw-r--r-- | sql/sql_do.cc | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sql/sql_do.cc b/sql/sql_do.cc new file mode 100644 index 00000000..5a7bca27 --- /dev/null +++ b/sql/sql_do.cc @@ -0,0 +1,51 @@ +/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + + +/* Execute DO statement */ + +#include "mariadb.h" +#include "sql_priv.h" +#include "transaction.h" +#include "unireg.h" +#include "sql_do.h" +#include "sql_base.h" // setup_fields +#include "sql_select.h" // free_underlaid_joins + +bool mysql_do(THD *thd, List<Item> &values) +{ + List_iterator<Item> li(values); + Item *value; + DBUG_ENTER("mysql_do"); + if (setup_fields(thd, Ref_ptr_array(), values, COLUMNS_READ, 0, NULL, 0)) + DBUG_RETURN(TRUE); + while ((value = li++)) + (void) value->is_null(); + free_underlaid_joins(thd, thd->lex->first_select_lex()); + + if (unlikely(thd->is_error())) + { + /* + Rollback the effect of the statement, since next instruction + will clear the error and the rollback in the end of + mysql_execute_command() won't work. + */ + if (! thd->in_sub_stmt) + trans_rollback_stmt(thd); + thd->clear_error(); // DO always is OK + } + my_ok(thd); + DBUG_RETURN(FALSE); +} |