4.0

In Process

Streaming SQL runs as Apache Kafka KStreams in memory Lenses’ memory space.

Set the execution configuration to IN_PROC

# Set up Lenses SQL processing engine
lenses.sql.execution.mode = "IN_PROC"

Set the directory to store the internal state of the SQL Processors:

lenses.sql.state.dir = "/tmp/lenses-sql-kstream-state"