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Tutorials and Recipes for Apache Kafka

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Bumps [kafka-protobuf-serializer](https://github.com/confluentinc/schema-registry) from 7.1.0 to 7.2.1. Commits 92766ee Set Confluent to 7.2.1, Kafka to 7.2.1. 0ade8cf Merge branch '7.1.x' into 7.2.x a11d627 Merge branch '7.0.x' into 7.1.x 739b439 Merge branch...

dependencies
java

Bumps [kafka-avro-serializer](https://github.com/confluentinc/schema-registry) from 7.1.0 to 7.2.1. Commits 92766ee Set Confluent to 7.2.1, Kafka to 7.2.1. 0ade8cf Merge branch '7.1.x' into 7.2.x a11d627 Merge branch '7.0.x' into 7.1.x 739b439 Merge branch...

dependencies
java

Bumps [kafka-protobuf-provider](https://github.com/confluentinc/schema-registry) from 7.1.0 to 7.2.1. Commits 92766ee Set Confluent to 7.2.1, Kafka to 7.2.1. 0ade8cf Merge branch '7.1.x' into 7.2.x a11d627 Merge branch '7.0.x' into 7.1.x 739b439 Merge branch...

dependencies
java

Bumps [lombok](https://github.com/projectlombok/lombok) from 1.18.22 to 1.18.24. Changelog Sourced from lombok's changelog. v1.18.24 (April 18th, 2022) PLATFORM: JDK18 support added. [Issue #3129](projectlombok/lombok#3129). PLATFORM: Using ecj and maven? There's now a command...

dependencies
java

Bumps com.google.cloud.tools.jib from 3.2.0 to 3.2.1. [![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=com.google.cloud.tools.jib&package-manager=gradle&previous-version=3.2.0&new-version=3.2.1)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores) Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a...

dependencies
java

https://developer.confluent.io/tutorials/creating-first-apache-kafka-producer-application/confluent.html https://developer.confluent.io/tutorials/creating-first-apache-kafka-consumer-application/confluent.html These tutorials don't use Avro (they produce/consume `String` keys and values), so the build.gradle file can be simplified

good first issue
java

https://developer.confluent.io/tutorials/aviation/confluent.html Looking into this recipe, it seems that it would actually not compute the right thing? We start with 3 tables, `customers`, `flights`, and `bookings`. In the first two queries,...

bug
recipe

TIMESTAMPTOSTRING is [deprecated](https://docs.ksqldb.io/en/latest/developer-guide/ksqldb-reference/scalar-functions/#timestamptostring)

enhancement
good first issue
ksqlDB

In [this](https://developer.confluent.io/tutorials/fleet-management/confluent.html) recipe, `driver_id` and `license` are often NULL because ksqlDB is async and [doesn't make guarantees](https://docs.ksqldb.io/en/latest/developer-guide/joins/join-streams-and-tables/#stream-table-joins) on time synchronization for S-T joins.

recipe

Tutorials may need a warning to users on which Gradle version to use (or be explicit with `--gradle-version 7.4.2`). Otherwise: ``` FAILURE: Build failed with an exception. * Where: Build...

bug