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Fix for bug#15447 Partitions: NULL is treated as zero

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NULL value handling


mysql-test/r/ndb_partition_error.result:
  Fix for bug#15447 Partitions: NULL is treated as zero
    test case
mysql-test/r/partition.result:
  Fix for bug#15447 Partitions: NULL is treated as zero
    test case
mysql-test/t/ndb_partition_error.test:
  Fix for bug#15447 Partitions: NULL is treated as zero
    test case
mysql-test/t/partition.test:
  Fix for bug#15447 Partitions: NULL is treated as zero
    test case
sql/partition_element.h:
  Fix for bug#15447 Partitions: NULL is treated as zero
    added null value flag to partition_element object
sql/partition_info.h:
  Fix for bug#15447 Partitions: NULL is treated as zero
    added null value flag to partition_info object
    added has_null partition id variable
This commit is contained in:
unknown
2006-03-07 15:25:08 +04:00
parent 8cf8e4ed37
commit 807c7a6a49
11 changed files with 221 additions and 12 deletions
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6
sql/sql_show.cc
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@ -3832,6 +3832,12 @@ static int get_schema_partitions_record(THD *thd, struct st_table_list *tables,
uint no_items= part_elem->list_val_list.elements;
tmp_str.length(0);
tmp_res.length(0);
if (part_elem->has_null_value)
{
tmp_str.append("NULL");
if (no_items > 0)
tmp_str.append(",");
}
while ((list_value= list_val_it++))
{
tmp_res.set(*list_value, cs);