Updated on 2024-05-07 GMT+08:00

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.

Table 1 SUMMARY_STAT_ALL_INDEXES columns

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.