diff options
| -rw-r--r-- | mysql-test/main/table_value_constr.result | 35 | ||||
| -rw-r--r-- | mysql-test/main/table_value_constr.test | 21 | ||||
| -rw-r--r-- | sql/sql_yacc.yy | 42 | ||||
| -rw-r--r-- | sql/sql_yacc_ora.yy | 42 |
4 files changed, 138 insertions, 2 deletions
diff --git a/mysql-test/main/table_value_constr.result b/mysql-test/main/table_value_constr.result index b0b0fa81664..1d485af4a4d 100644 --- a/mysql-test/main/table_value_constr.result +++ b/mysql-test/main/table_value_constr.result @@ -2154,3 +2154,38 @@ id select_type table type possible_keys key key_len ref rows Extra 3 UNION t1 ALL NULL NULL NULL NULL 3 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL drop table t1; +# +# MDEV-16930: expression in the first row of TVC specifying derived table +# +SELECT 1 + 1, 2, "abc"; +1 + 1 2 abc +2 2 abc +SELECT * FROM (SELECT 1 + 1, 2, "abc") t; +1 + 1 2 abc +2 2 abc +WITH cte AS (SELECT 1 + 1, 2, "abc") SELECT * FROM cte; +1 + 1 2 abc +2 2 abc +SELECT 1 + 1, 2, "abc" UNION SELECT 3+4, 3, "abc"; +1 + 1 2 abc +2 2 abc +7 3 abc +CREATE VIEW v1 AS SELECT 1 + 1, 2, "abc"; +SELECT * FROM v1; +1 + 1 2 abc +2 2 abc +DROP VIEW v1; +VALUES(1 + 1,2,"abc"); +1 + 1 2 abc +2 2 abc +SELECT * FROM (VALUES(1 + 1,2,"abc")) t; +1 + 1 2 abc +2 2 abc +PREPARE stmt FROM "SELECT * FROM (VALUES(1 + 1,2,'abc')) t"; +EXECUTE stmt; +1 + 1 2 abc +2 2 abc +EXECUTE stmt; +1 + 1 2 abc +2 2 abc +DEALLOCATE PREPARE stmt; diff --git a/mysql-test/main/table_value_constr.test b/mysql-test/main/table_value_constr.test index eb30f00fa91..5df40d1047c 100644 --- a/mysql-test/main/table_value_constr.test +++ b/mysql-test/main/table_value_constr.test @@ -1104,3 +1104,24 @@ eval $q4; eval explain $q4; drop table t1; + +--echo # +--echo # MDEV-16930: expression in the first row of TVC specifying derived table +--echo # + +SELECT 1 + 1, 2, "abc"; +SELECT * FROM (SELECT 1 + 1, 2, "abc") t; +WITH cte AS (SELECT 1 + 1, 2, "abc") SELECT * FROM cte; +SELECT 1 + 1, 2, "abc" UNION SELECT 3+4, 3, "abc"; +CREATE VIEW v1 AS SELECT 1 + 1, 2, "abc"; +SELECT * FROM v1; +DROP VIEW v1; + +VALUES(1 + 1,2,"abc"); +SELECT * FROM (VALUES(1 + 1,2,"abc")) t; +PREPARE stmt FROM "SELECT * FROM (VALUES(1 + 1,2,'abc')) t"; +EXECUTE stmt; +EXECUTE stmt; +DEALLOCATE PREPARE stmt; + + diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy index f915895a260..1ec731781a5 100644 --- a/sql/sql_yacc.yy +++ b/sql/sql_yacc.yy @@ -2044,6 +2044,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, size_t *yystacksize); preload_list preload_list_or_parts preload_keys preload_keys_parts select_item_list select_item values_list no_braces opt_limit_clause delete_limit_clause fields opt_values values + no_braces_with_names opt_values_with_names values_with_names procedure_list procedure_list2 procedure_item field_def handler opt_generated_always opt_ignore opt_column opt_restrict @@ -13247,7 +13248,7 @@ insert_values: values_list: values_list ',' no_braces - | no_braces + | no_braces_with_names ; ident_eq_list: @@ -13300,11 +13301,31 @@ no_braces: } ; +no_braces_with_names: + '(' + { + if (unlikely(!(Lex->insert_list= new (thd->mem_root) List_item))) + MYSQL_YYABORT; + } + opt_values_with_names ')' + { + LEX *lex=Lex; + if (unlikely(lex->many_values.push_back(lex->insert_list, + thd->mem_root))) + MYSQL_YYABORT; + } + ; + opt_values: /* empty */ {} | values ; +opt_values_with_names: + /* empty */ {} + | values_with_names + ; + values: values ',' expr_or_default { @@ -13318,6 +13339,25 @@ values: } ; +values_with_names: + values_with_names ',' remember_name expr_or_default remember_end + { + if (unlikely(Lex->insert_list->push_back($4, thd->mem_root))) + MYSQL_YYABORT; + // give some name in case of using in table value constuctor (TVC) + if (!$4->name.str) + $4->set_name(thd, $3, (uint) ($5 - $3), thd->charset()); + } + | remember_name expr_or_default remember_end + { + if (unlikely(Lex->insert_list->push_back($2, thd->mem_root))) + MYSQL_YYABORT; + // give some name in case of using in table value constuctor (TVC) + if (!$2->name.str) + $2->set_name(thd, $1, (uint) ($3 - $1), thd->charset()); + } + ; + expr_or_default: expr { $$= $1;} | DEFAULT diff --git a/sql/sql_yacc_ora.yy b/sql/sql_yacc_ora.yy index d95e87c524a..a6446180fc0 100644 --- a/sql/sql_yacc_ora.yy +++ b/sql/sql_yacc_ora.yy @@ -1450,6 +1450,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, size_t *yystacksize); assign_to_keycache_parts preload_list preload_list_or_parts preload_keys preload_keys_parts select_item_list select_item values_list no_braces + no_braces_with_names opt_values_with_names values_with_names opt_limit_clause delete_limit_clause fields opt_values values procedure_list procedure_list2 procedure_item field_def handler opt_generated_always @@ -13402,7 +13403,7 @@ insert_values: values_list: values_list ',' no_braces - | no_braces + | no_braces_with_names ; ident_eq_list: @@ -13455,11 +13456,31 @@ no_braces: } ; +no_braces_with_names: + '(' + { + if (unlikely(!(Lex->insert_list= new (thd->mem_root) List_item))) + MYSQL_YYABORT; + } + opt_values_with_names ')' + { + LEX *lex=Lex; + if (unlikely(lex->many_values.push_back(lex->insert_list, + thd->mem_root))) + MYSQL_YYABORT; + } + ; + opt_values: /* empty */ {} | values ; +opt_values_with_names: + /* empty */ {} + | values_with_names + ; + values: values ',' expr_or_default { @@ -13473,6 +13494,25 @@ values: } ; +values_with_names: + values_with_names ',' remember_name expr_or_default remember_end + { + if (unlikely(Lex->insert_list->push_back($4, thd->mem_root))) + MYSQL_YYABORT; + // give some name in case of using in table value constuctor (TVC) + if (!$4->name.str) + $4->set_name(thd, $3, (uint) ($5 - $3), thd->charset()); + } + | remember_name expr_or_default remember_end + { + if (unlikely(Lex->insert_list->push_back($2, thd->mem_root))) + MYSQL_YYABORT; + // give some name in case of using in table value constuctor (TVC) + if (!$2->name.str) + $2->set_name(thd, $1, (uint) ($3 - $1), thd->charset()); + } + ; + expr_or_default: expr { $$= $1;} | DEFAULT |