Help Center/ GaussDB/ Developer Guide(Distributed_3.x)/ Schemas/ DBE_PERF Schema/ Object/ SUMMARY_STAT_SYS_INDEXES
Updated on 2024-05-07 GMT+08:00
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SUMMARY_STAT_SYS_INDEXES

Displays the index status statistics of all system catalogs in the pg_catalog, information_schema, and pg_toast schemas of all nodes in the cluster. It is used on CNs and the index status information of system catalogs on each node is summed up.

Table 1 SUMMARY_STAT_SYS_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.
Parent topic: Object