diff --git a/mysql-test/r/insert.result b/mysql-test/r/insert.result index 3f91039d592..589fb8b0a48 100644 --- a/mysql-test/r/insert.result +++ b/mysql-test/r/insert.result @@ -639,3 +639,18 @@ CREATE TABLE t2(f1 CHAR(1)); INSERT INTO t2 SELECT f1 FROM t1; DROP TABLE t1, t2; End of 5.0 tests. +# +# Bug#54106 assert in Protocol::end_statement, +# INSERT IGNORE ... SELECT ... UNION SELECT ... +# +DROP TABLE IF EXISTS t1; +CREATE TABLE t1 (a INT); +INSERT INTO t1 (a, a) VALUES (1, 1); +ERROR 42000: Column 'a' specified twice +INSERT IGNORE t1 (a, a) VALUES (1, 1); +ERROR 42000: Column 'a' specified twice +INSERT IGNORE t1 (a, a) SELECT 1,1; +ERROR 42000: Column 'a' specified twice +INSERT IGNORE t1 (a, a) SELECT 1,1 UNION SELECT 2,2; +ERROR 42000: Column 'a' specified twice +DROP TABLE t1; diff --git a/mysql-test/t/insert.test b/mysql-test/t/insert.test index 8f9ed6c7d06..152f43a671d 100644 --- a/mysql-test/t/insert.test +++ b/mysql-test/t/insert.test @@ -499,3 +499,28 @@ DROP TABLE t1, t2; --echo End of 5.0 tests. + +--echo # +--echo # Bug#54106 assert in Protocol::end_statement, +--echo # INSERT IGNORE ... SELECT ... UNION SELECT ... +--echo # + +--disable_warnings +DROP TABLE IF EXISTS t1; +--enable_warnings + +CREATE TABLE t1 (a INT); + +--error ER_FIELD_SPECIFIED_TWICE +INSERT INTO t1 (a, a) VALUES (1, 1); +# Verify that ER_FIELD_SPECIFIED_TWICE is not ignorable +--error ER_FIELD_SPECIFIED_TWICE +INSERT IGNORE t1 (a, a) VALUES (1, 1); + +--error ER_FIELD_SPECIFIED_TWICE +INSERT IGNORE t1 (a, a) SELECT 1,1; +# Used to cause an assert +--error ER_FIELD_SPECIFIED_TWICE +INSERT IGNORE t1 (a, a) SELECT 1,1 UNION SELECT 2,2; + +DROP TABLE t1; diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc index 35c24e7571e..eb9e1e5b3af 100644 --- a/sql/sql_insert.cc +++ b/sql/sql_insert.cc @@ -2961,6 +2961,9 @@ select_insert::prepare(List &values, SELECT_LEX_UNIT *u) we are fixing fields from insert list. */ lex->current_select= &lex->select_lex; + + /* Errors during check_insert_fields() should not be ignored. */ + lex->current_select->no_error= FALSE; res= check_insert_fields(thd, table_list, *fields, values, !insert_into_view, &map) || setup_fields(thd, 0, values, MARK_COLUMNS_READ, 0, 0); diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 2fc287bbe66..4bb0d3a9610 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -6819,6 +6819,8 @@ bool error_if_full_join(JOIN *join) { if (tab->type == JT_ALL && (!tab->select || !tab->select->quick)) { + /* This error should not be ignored. */ + join->select_lex->no_error= FALSE; my_message(ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE, ER(ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE), MYF(0)); return(1); diff --git a/sql/sql_update.cc b/sql/sql_update.cc index 17fac877fbc..7da8a68546f 100644 --- a/sql/sql_update.cc +++ b/sql/sql_update.cc @@ -1199,56 +1199,6 @@ reopen_tables: } -/** - Implementation of the safe update options during UPDATE IGNORE. This syntax - causes an UPDATE statement to ignore all errors. In safe update mode, - however, we must never ignore the ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE. There - is a special hook in my_message_sql that will otherwise delete all errors - when the IGNORE option is specified. - - In the future, all IGNORE handling should be used with this class and all - traces of the hack outlined below should be removed. - - - The parser detects IGNORE option and sets thd->lex->ignore= 1 - - - In JOIN::optimize, if this is set, then - thd->lex->current_select->no_error gets set. - - - In my_message_sql(), if the flag above is set then any error is - unconditionally converted to a warning. - - We are moving in the direction of using Internal_error_handler subclasses - to do all such error tweaking, please continue this effort if new bugs - appear. - */ -class Safe_dml_handler : public Internal_error_handler { - -private: - bool m_handled_error; - -public: - explicit Safe_dml_handler() : m_handled_error(FALSE) {} - - bool handle_error(uint sql_errno, - const char *message, - MYSQL_ERROR::enum_warning_level level, - THD *thd) - { - if (level == MYSQL_ERROR::WARN_LEVEL_ERROR && - sql_errno == ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE) - - { - thd->main_da.set_error_status(thd, sql_errno, message); - m_handled_error= TRUE; - return TRUE; - } - return FALSE; - } - - bool handled_error() { return m_handled_error; } - -}; - /* Setup multi-update handling and call SELECT to do the join */ @@ -1278,11 +1228,6 @@ bool mysql_multi_update(THD *thd, List total_list; - Safe_dml_handler handler; - bool using_handler= thd->options & OPTION_SAFE_UPDATES; - if (using_handler) - thd->push_internal_handler(&handler); - res= mysql_select(thd, &select_lex->ref_pointer_array, table_list, select_lex->with_wild, total_list, @@ -1292,21 +1237,9 @@ bool mysql_multi_update(THD *thd, OPTION_SETUP_TABLES_DONE, result, unit, select_lex); - if (using_handler) - { - Internal_error_handler *top_handler; - top_handler= thd->pop_internal_handler(); - DBUG_ASSERT(&handler == top_handler); - } - DBUG_PRINT("info",("res: %d report_error: %d", res, (int) thd->is_error())); res|= thd->is_error(); - /* - Todo: remove below code and make Safe_dml_handler do error processing - instead. That way we can return the actual error instead of - ER_UNKNOWN_ERROR. - */ - if (unlikely(res) && (!using_handler || !handler.handled_error())) + if (unlikely(res)) { /* If we had a another error reported earlier then this will be ignored */ result->send_error(ER_UNKNOWN_ERROR, ER(ER_UNKNOWN_ERROR));