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bit type

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2004-12-17 18:06:05 +04:00
parent eaec00b19b
commit d7285006cf
27 changed files with 1051 additions and 41 deletions
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14
sql/sql_table.cc
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@@ -458,6 +458,7 @@ int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
int field_no,dup_no;
int select_field_pos,auto_increment=0;
List_iterator<create_field> it(fields),it2(fields);
uint total_uneven_bit_length= 0;
DBUG_ENTER("mysql_prepare_table");
select_field_pos=fields.elements - select_field_count;
@@ -614,6 +615,9 @@ int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
if (!(sql_field->flags & NOT_NULL_FLAG))
null_fields++;
if (sql_field->sql_type == FIELD_TYPE_BIT)
total_uneven_bit_length+= sql_field->length & 7;
if (check_column_name(sql_field->field_name))
{
my_error(ER_WRONG_COLUMN_NAME, MYF(0), sql_field->field_name);
@@ -666,7 +670,7 @@ int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
/* If fixed row records, we need one bit to check for deleted rows */
if (!(db_options & HA_OPTION_PACK_RECORD))
null_fields++;
pos=(null_fields+7)/8;
pos= (null_fields + total_uneven_bit_length + 7) / 8;
it.rewind();
while ((sql_field=it++))
@@ -762,6 +766,14 @@ int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
case FIELD_TYPE_NULL:
sql_field->pack_flag=f_settype((uint) sql_field->sql_type);
break;
case FIELD_TYPE_BIT:
if (!(file->table_flags() & HA_CAN_BIT_FIELD))
{
my_error(ER_CHECK_NOT_IMPLEMENTED, MYF(0), "BIT FIELD");
DBUG_RETURN(-1);
}
sql_field->pack_flag= FIELDFLAG_NUMBER;
break;
case FIELD_TYPE_TIMESTAMP:
/* We should replace old TIMESTAMP fields with their newer analogs */
if (sql_field->unireg_check == Field::TIMESTAMP_OLD_FIELD)