Commit 11dbc1c4 authored by unknown's avatar unknown
Browse files

Bug#19648 

  "Merge table does not work with bit types"
   MERGE should have HA_CAN_BIT_FIELD feature bit set or else table row is
   formatted incorrectly.


mysql-test/r/merge.result:
  Bug#19648
    Test for fix
mysql-test/t/merge.test:
  Bug#19648
    Test for fix
sql/ha_myisammrg.h:
  Bug#19648
    Must have HA_CAN_BIT_FIELD for BIT type support
parent 4f8407b6

mysql-test/r/merge.result

+6 −0
Original line number Diff line number Diff line
@@ -776,3 +776,9 @@ insert into t1 values ("Monty"),("WAX"),("Walrus"); 
alter table t1 engine=MERGE;

ERROR HY000: Table storage engine for 't1' doesn't have this option

drop table t1;

create table t1 (b bit(1));

create table t2 (b bit(1));

create table tm (b bit(1)) engine = merge union = (t1,t2);

select * from tm;

b

drop table tm, t1, t2;

mysql-test/t/merge.test

+9 −0
Original line number Diff line number Diff line
@@ -390,4 +390,13 @@ insert into t1 values ("Monty"),("WAX"),("Walrus"); 
alter table t1 engine=MERGE;

drop table t1;



#

# BUG#19648 - Merge table does not work with bit types

#

create table t1 (b bit(1));

create table t2 (b bit(1));

create table tm (b bit(1)) engine = merge union = (t1,t2);

select * from tm;

drop table tm, t1, t2;



# End of 5.0 tests

sql/ha_myisammrg.h

+2 −1
Original line number Diff line number Diff line
@@ -37,7 +37,8 @@ class ha_myisammrg: public handler 
  {

    return (HA_REC_NOT_IN_SEQ | HA_AUTO_PART_KEY | HA_READ_RND_SAME |

	    HA_NULL_IN_KEY | HA_CAN_INDEX_BLOBS | HA_FILE_BASED |

            HA_CAN_INSERT_DELAYED | HA_ANY_INDEX_MAY_BE_UNIQUE);

            HA_CAN_INSERT_DELAYED | HA_ANY_INDEX_MAY_BE_UNIQUE |

            HA_CAN_BIT_FIELD);

  }

  ulong index_flags(uint inx, uint part, bool all_parts) const

  {