SYSINDEXINFO
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Revision as of 16:48, 22 December 2009 by Yvonnemilne (Talk | contribs)
Contents
Purpose
Description of a table’s indices and statistics
See Also
DATA TYPES, SELECT, SYSTEM TABLES
Description
System Tables are system defined read-only tables. You can query these tables using the SELECT statement.
| Column | Data Type | Width | Description |
|---|---|---|---|
| TABLE_CAT | C | 30 | Table catalog |
| TABLE_SCHEM | C | 30 | Table schema |
| TABLE_NAME | C | 30 | Table name |
| NON_UNIQUE | L | 1 | Can index values be non-unique? |
| INDEX_QUALIFIER | C | 30 | Index catalog |
| INDEX_NAME | C | 30 | Index name |
| TYPE | N | 2 | Index type |
| ORDINAL_POSITION | N | 3 | Column sequence number within index |
| COLUMN_NAME | C | 30 | Column name |
| ASC_OR_DESC | C | 1 | Column sort sequence, "A" is ascending, "D" is descending |
| CARDINALITY | N | 10 | The number of rows in the table or the number of unique values in the index, depending on the index type |
| PAGES | N | 2 | The number of pages used for the table or the number of pages used for the current index, depending on the index type |
| FILTER_CONDITION | C | 30 | Filter condition |
Example
SELECT * FROM sysindexinfo
Products
Recital, Recital Server
