INDEXSTORAGEDETAILS
The system table SYSINFO.INDEXSTORAGEDETAILS
contains information about the structure and size of indexes.
|
CHAR(32) |
Name of the schema |
|
CHAR(32) |
Name of the table |
|
CHAR(32) |
Name of the index |
|
FIXED(3) |
Number of B* tree index levels |
|
FIXED(4) |
Average separator length |
|
FIXED(4) |
Minimum separator length |
|
FIXED(4) |
Maximum separator length |
|
FIXED(3) |
Average fill level of the pages that contain data |
|
FIXED(3) |
Minimum fill level of a page that contains data |
|
FIXED(3) |
Maximum fill level of a page that contains data |
|
FIXED(4) |
Average length of the secondary key values |
|
FIXED(4) |
Minimum length of a secondary key value |
|
FIXED(4) |
Maximum length of a secondary key value |
|
FIXED(10) |
Average number of table rows per secondary key |
|
FIXED(10) |
Minimum number of table rows per secondary key |
|
FIXED(10) |
Maximum number of table rows per secondary key |
|
FIXED(10) |
Number of pages stored in clusters |
Concepts of the Database System, Logical Access Structures