STATIO_SYS_INDEXES
STATIO_SYS_INDEXES displays the I/O status information about all system catalog indexes in the current namespace.
Table 1 STATIO_SYS_INDEXES columns
Name
|
Type
|
Description
|
|---|
relid
|
oid
|
OID of the table that the index is created for
|
indexrelid
|
oid
|
OID of the index
|
schemaname
|
name
|
Name of the schema that the index is in
|
relname
|
name
|
Name of the table that the index is created for
|
indexrelname
|
name
|
Index name
|
idx_blks_read
|
bigint
|
Number of disk blocks read from the index
|
idx_blks_hit
|
bigint
|
Number of cache hits in the index
|