Help Center/ GaussDB(DWS)/ Developer Guide/ Standard data warehouse (8.1.3.x)/ GaussDB(DWS) System Catalogs and Views/ System Catalogs/ PG_OBSSCANINFO
Updated on 2023-12-29 GMT+08:00
View PDF
Share

PG_OBSSCANINFO

PG_OBSSCANINFO defines the OBS runtime information scanned in cluster acceleration scenarios. Each record corresponds to a piece of runtime information of a foreign table on OBS in a query.

Table 1 PG_OBSSCANINFO columns

Name

Type

Reference

Description

query_id

bigint

-

Query ID

user_id

text

-

Database user who performs queries

table_name

text

-

Name of a foreign table on OBS

file_type

text

-

Format of files storing the underlying data

time_stamp

time_stam

-

Scanning start time

actual_time

double

-

Scanning execution time, in seconds

file_scanned

bigint

-

Number of files scanned

data_size

double

-

Size of data scanned, in bytes

billing_info

text

-

Reserved columns
Parent topic: System Catalogs