SUMMARY_STAT_ALL_INDEXES
Displays the access statistics of each index on each database node in a cluster. It is used on CNs. The access statistics of each node index are summed up.
Name |
Type |
Description |
---|---|---|
schemaname |
name |
Name of the schema where the index is located. |
relname |
name |
Name of the table for the index. |
indexrelname |
name |
Index name. |
idx_scan |
numeric |
Number of index scans performed on the index. |
idx_tup_read |
numeric |
Number of index entries returned by scans on the index. |
idx_tup_fetch |
numeric |
Number of live rows fetched in the original table by a simple index scan that uses the index. |
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