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doc-exports/docs/dws/dev/dws_04_0849.html
luhuayi 177cd61a57 DWS DEVG 910.211 version 
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: luhuayi <luhuayi@huawei.com>
Co-committed-by: luhuayi <luhuayi@huawei.com>
2025-05-05 07:44:03 +00:00

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PV_INSTANCE_TIME

PV_INSTANCE_TIME collects statistics on the running time of processes and the time consumed in each execution phase, in microseconds.

PV_INSTANCE_TIME records time consumption information of the current node. The time consumption information is classified into the following types:

  • DB_TIME: effective time spent by jobs in multi-core scenarios
  • CPU_TIME: CPU time spent
  • EXECUTION_TIME: time spent within executors
  • PARSE_TIME: time spent on parsing SQL statements
  • PLAN_TIME: time spent on generating plans
  • REWRITE_TIME: time spent on rewriting SQL statements
  • PL_EXECUTION_TIME: execution time of the PL/pgSQL stored procedure
  • PL_COMPILATION_TIME: compilation time of the PL/pgSQL stored procedure
  • NET_SEND_TIME: time spent on the network
  • DATA_IO_TIME: I/O time spent
Table 1 PV_INSTANCE_TIME columns

Column

Type

Description

stat_id

Integer

Type ID.

stat_name

Text

Name of the runtime type.

value

Bigint

Runtime value.
Parent topic: System Views