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

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NULL value handling
This commit is contained in:
gluh@eagle.intranet.mysql.r18.ru
2006-03-07 15:25:08 +04:00
parent 1e0289041c
commit bcf710e97c
11 changed files with 221 additions and 12 deletions
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3
sql/partition_element.h
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@ -51,13 +51,14 @@ public:
handlerton *engine_type;
enum partition_state part_state;
uint16 nodegroup_id;
bool has_null_value;
partition_element()
: part_max_rows(0), part_min_rows(0), partition_name(NULL),
tablespace_name(NULL), range_value(0), part_comment(NULL),
data_file_name(NULL), index_file_name(NULL),
engine_type(NULL),part_state(PART_NORMAL),
nodegroup_id(UNDEF_NODEGROUP)
nodegroup_id(UNDEF_NODEGROUP), has_null_value(FALSE)
{
subpartitions.empty();
list_val_list.empty();