合 【MOS】How to Identify Hard Parse Failures Such as Error=923 (Doc ID 1353015.1)
GOAL
Hard parse time may be impacted when there are a high number of parse errors.
This may be noted in the ADDM report as follows:
FINDING 2: 62% impact (2561 seconds)
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Hard parsing SQL statements that encountered parse errors was consuming
significant database time.
RECOMMENDATION 1: Application Analysis, 62% benefit (2561 seconds)
ACTION: Investigate application logic to eliminate parse errors.
In the AWR report Parse Failures are recorded in two places:
1. Time Model Statistics