Commit c3c1fd4d authored by svoj@june.mysql.com's avatar svoj@june.mysql.com
Browse files

Merge mysql.com:/home/svoj/devel/bk/mysql-5.0-engines 

into  mysql.com:/home/svoj/devel/mysql/BUG28248/mysql-5.0-engines
parents 243ca22b 1f0e9f5a

mysql-test/r/merge.result

+22 −0
Original line number Diff line number Diff line
@@ -918,4 +918,26 @@ id ref 
3	2

4	5

DROP TABLE t1, t2, t3;

CREATE TABLE t1(a INT);

CREATE TABLE m1(a INT) ENGINE=MERGE;

SHOW CREATE TABLE m1;

Table	Create Table

m1	CREATE TABLE `m1` (

  `a` int(11) default NULL

) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1

DROP TABLE m1;

CREATE TABLE m1(a INT) ENGINE=MERGE UNION=();

SHOW CREATE TABLE m1;

Table	Create Table

m1	CREATE TABLE `m1` (

  `a` int(11) default NULL

) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1

ALTER TABLE m1 UNION=(t1);

ALTER TABLE m1 UNION=();

SHOW CREATE TABLE m1;

Table	Create Table

m1	CREATE TABLE `m1` (

  `a` int(11) default NULL

) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1

DROP TABLE t1, m1;

End of 5.0 tests

mysql-test/t/merge.test

+13 −0
Original line number Diff line number Diff line
@@ -542,5 +542,18 @@ SELECT * FROM t3; 


DROP TABLE t1, t2, t3;



#

# BUG#28248 - mysqldump results with MERGE ... UNION=() cannot be executed

#

CREATE TABLE t1(a INT);

CREATE TABLE m1(a INT) ENGINE=MERGE;

SHOW CREATE TABLE m1;

DROP TABLE m1;

CREATE TABLE m1(a INT) ENGINE=MERGE UNION=();

SHOW CREATE TABLE m1;

ALTER TABLE m1 UNION=(t1);

ALTER TABLE m1 UNION=();

SHOW CREATE TABLE m1;

DROP TABLE t1, m1;



--echo End of 5.0 tests

sql/ha_myisammrg.cc

+6 −0
Original line number Diff line number Diff line
@@ -602,6 +602,12 @@ void ha_myisammrg::append_create_info(String *packet) 
    packet->append(STRING_WITH_LEN(" INSERT_METHOD="));

    packet->append(get_type(&merge_insert_method,file->merge_insert_method-1));

  }

  /*

    There is no sence adding UNION clause in case there is no underlying

    tables specified.

  */

  if (file->open_tables == file->end_table)

    return;

  packet->append(STRING_WITH_LEN(" UNION=("));

  MYRG_TABLE *open_table,*first;

sql/sql_yacc.yy

+1 −1
Original line number Diff line number Diff line
@@ -2932,7 +2932,7 @@ create_table_option: 
	    my_error(ER_WARN_DEPRECATED_SYNTAX, MYF(0), "RAID_CHUNKSIZE", "PARTITION");

	    MYSQL_YYABORT;

	  }

	| UNION_SYM opt_equal '(' table_list ')'

	| UNION_SYM opt_equal '(' opt_table_list ')'

	  {

	    /* Move the union list to the merge_list */

	    LEX *lex=Lex;