Time Model

The following table describes metrics in the Time Model report.

Table 1 Metrics in the Time Model report

Metric	Description
DB_TIME	Total end-to-end wall time consumed by all threads (unit: μs).
EXECUTION_TIME	Total time consumed on the executor (unit: μs).
PL_EXECUTION_TIME	Total time consumed for executing PL/SQL statements (unit: μs).
CPU_TIME	Total CPU time consumed by all threads (unit: μs).
PLAN_TIME	Total time consumed for generating an execution plan (unit: μs).
REWRITE_TIME	Total time consumed on query rewriting (unit: μs).
PL_COMPILATION_TIME	Total time consumed for SQL compilation (unit: μs).
PARSE_TIME	Total time consumed for parsing SQL statements (unit: μs).
NET_SEND_TIME	Total time consumed for sending data over network (unit: μs).
DATA_IO_TIME	Total time consumed for data read and write (unit: μs).