diff --git a/mysql-test/r/derived.result b/mysql-test/r/derived.result index 306c51fb8cf..80f04ffd455 100644 --- a/mysql-test/r/derived.result +++ b/mysql-test/r/derived.result @@ -383,3 +383,21 @@ select t2.* from (select * from t1) as A inner join t2 on A.ID = t2.FID; ID DATA FID drop table t1, t2; drop user mysqltest_1; +# End of 4.1 tests +SELECT 0 FROM +(SELECT 0) t01, (SELECT 0) t02, (SELECT 0) t03, (SELECT 0) t04, (SELECT 0) t05, +(SELECT 0) t06, (SELECT 0) t07, (SELECT 0) t08, (SELECT 0) t09, (SELECT 0) t10, +(SELECT 0) t11, (SELECT 0) t12, (SELECT 0) t13, (SELECT 0) t14, (SELECT 0) t15, +(SELECT 0) t16, (SELECT 0) t17, (SELECT 0) t18, (SELECT 0) t19, (SELECT 0) t20, +(SELECT 0) t21, (SELECT 0) t22, (SELECT 0) t23, (SELECT 0) t24, (SELECT 0) t25, +(SELECT 0) t26, (SELECT 0) t27, (SELECT 0) t28, (SELECT 0) t29, (SELECT 0) t30, +(SELECT 0) t31, (SELECT 0) t32, (SELECT 0) t33, (SELECT 0) t34, (SELECT 0) t35, +(SELECT 0) t36, (SELECT 0) t37, (SELECT 0) t38, (SELECT 0) t39, (SELECT 0) t40, +(SELECT 0) t41, (SELECT 0) t42, (SELECT 0) t43, (SELECT 0) t44, (SELECT 0) t45, +(SELECT 0) t46, (SELECT 0) t47, (SELECT 0) t48, (SELECT 0) t49, (SELECT 0) t50, +(SELECT 0) t51, (SELECT 0) t52, (SELECT 0) t53, (SELECT 0) t54, (SELECT 0) t55, +(SELECT 0) t56, (SELECT 0) t57, (SELECT 0) t58, (SELECT 0) t59, (SELECT 0) t60, +(SELECT 0) t61; +0 +0 +# End of 5.0 tests diff --git a/mysql-test/t/derived.test b/mysql-test/t/derived.test index bf5cd4aa8d8..d28c19bbd18 100644 --- a/mysql-test/t/derived.test +++ b/mysql-test/t/derived.test @@ -279,4 +279,26 @@ disconnect con1; connection default; drop user mysqltest_1; -# End of 4.1 tests +--echo # End of 4.1 tests + +# +# Bug #41156: List of derived tables acts like a chain of +# mutually-nested subqueries +# + +SELECT 0 FROM +(SELECT 0) t01, (SELECT 0) t02, (SELECT 0) t03, (SELECT 0) t04, (SELECT 0) t05, +(SELECT 0) t06, (SELECT 0) t07, (SELECT 0) t08, (SELECT 0) t09, (SELECT 0) t10, +(SELECT 0) t11, (SELECT 0) t12, (SELECT 0) t13, (SELECT 0) t14, (SELECT 0) t15, +(SELECT 0) t16, (SELECT 0) t17, (SELECT 0) t18, (SELECT 0) t19, (SELECT 0) t20, +(SELECT 0) t21, (SELECT 0) t22, (SELECT 0) t23, (SELECT 0) t24, (SELECT 0) t25, +(SELECT 0) t26, (SELECT 0) t27, (SELECT 0) t28, (SELECT 0) t29, (SELECT 0) t30, +(SELECT 0) t31, (SELECT 0) t32, (SELECT 0) t33, (SELECT 0) t34, (SELECT 0) t35, +(SELECT 0) t36, (SELECT 0) t37, (SELECT 0) t38, (SELECT 0) t39, (SELECT 0) t40, +(SELECT 0) t41, (SELECT 0) t42, (SELECT 0) t43, (SELECT 0) t44, (SELECT 0) t45, +(SELECT 0) t46, (SELECT 0) t47, (SELECT 0) t48, (SELECT 0) t49, (SELECT 0) t50, +(SELECT 0) t51, (SELECT 0) t52, (SELECT 0) t53, (SELECT 0) t54, (SELECT 0) t55, +(SELECT 0) t56, (SELECT 0) t57, (SELECT 0) t58, (SELECT 0) t59, (SELECT 0) t60, +(SELECT 0) t61; # 61 == MAX_TABLES + +--echo # End of 5.0 tests diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy index 57a828a690b..7d6a7ade540 100644 --- a/sql/sql_yacc.yy +++ b/sql/sql_yacc.yy @@ -8493,6 +8493,7 @@ table_factor: MYSQL_YYABORT; sel->add_joined_table($$); lex->pop_context(); + lex->nest_level--; } else if ($4 || $6) { @@ -8501,7 +8502,11 @@ table_factor: MYSQL_YYABORT; } else + { + /* nested join: FROM (t1 JOIN t2 ...), + nest_level is the same as in the outer query */ $$= $3; + } } ;