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.
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 |