Problem

In order to enable monitoring a connection to the database has been designed in Policy Studio.

This error has bee thrown in the deployment log at deployment:

INFO 2021/05/25 12:58:55.918 Starting API Manager Asynchronous Executor

ERROR 2021/05/25 12:58:59.953 WARNING: 6.3 schema detected - this feature is no longer supported; please upgrade schema

INFO 2021/05/25 12:58:59.953 Reading API Manager metrics from database enabled

INFO 2021/05/25 12:58:59.953 No API connectors configured

Resolution

Purging the database solves the issue:

$ ./apigateway/posix/bin/dbpurger

Connecting to configuration at : federated:file:////apigateway/conf/fed/configs.xml

Using Configured Database:

DB Name: Default Database Connection

DB URL: jdbc:mysql://server:3306/db

DB User: admin

Archive database (Y, N) [N]:

Purge an amount of data from the database (Y, N) [N]:

Database purging has completed

A new deployment doesn't show this error anymore