kafka

Is your feature request related to a problem?

The first step towards app optimization

Please describe.
Configure whyDidYouRender under the development env

**Note: make sure it is compatible with all the custom hooks that we are using in the project **

Describe the bug
The to_bytes function returns null when passing a string with lowercase hexadecimal values.

sql> select to_bytes('7b0a', 'hex'), to_bytes('7B0A', 'hex') from b emit changes;
+--------------------------------------------------------------------+--------------------------------------------------------------------+
|KSQL_COL_0                                         

For an implementation of #126 (PostgreSQL driver with SKIP LOCKED), I create a SQL table for each consumer group containing the offsets ready to be consumed. The name for these tables is build by concatenating some prefix, the name of the topic and the name of the consumer group. In some of the test cases in the test suite, UUID are used for both, the topic and the consumer group. Each UUID has

Many ducktape tests compute specific metrics / statistics derived from cluster metadata to make assertion during testing. Calculating these is effectively hand coding a query over whatever data model is handed back from kafkacat or whatever client is being used.

Instead, we can expose a single API from the redpanda.py service which populates a pandas table (there are other data frame impl too)