Add Trino Community Broadcast 74 about Loki

Author: mosabua

_episodes/74.md

@@ -0,0 +1,135 @@
+---
+layout: episode
+title: "74: Insights from a Norse god"
+date: 2025-06-06
+tags: trino loki log analytics
+youtube_id: "8XUa_oYbfgE"
+wistia_id:
+sections:
+- time: 0:00
+  title: Introduction with Manfred and Cole
+- time: 1:34
+  title: Trino 475 
+- time: 4:48
+  title: Trino 476
+- time: 8:05
+  title: Other releases
+- time: 8:49
+  title: Introducing Karsten and Grafana Labs
+- time: 13:06
+  title: Loki presentation
+- time: 25:12
+  title: Trino Loki connector
+- time: 29:26
+  title: Demo time
+- time: 41:08
+  title: Next steps and more info
+- time: 45:58
+  title: Where to learn more and contact Karsten
+- time: 48:21
+  title: Final words and rounding out with next events
+introduction: | 
+  Karsten Jeschkies from Grafana Labs introduces us to the powerful, 
+  multi-tenant log management system Loki, some of the use cases, and his work
+  on the Trino Loki connector.
+---
+
+## Hosts
+
+* [Manfred Moser](https://www.linkedin.com/in/manfredmoser), Dev Rel Engineer
+  at [Chainguard](https://chainguard.dev)
+  [@simpligility](https://x.com/simpligility)
+* [Cole Bowden](https://www.linkedin.com/in/cole-m-bowden), Developer Advocate
+  at [Firebolt](https://www.firebolt.io/) 
+  
+## Guest
+
+* [Karsten Jeschkies](https://github.com/jeschkies/) from [Grafana
+  Labs](https://grafana.com/)
+
+## Releases
+
+Following are some highlights of the recent releases:
+
+[Trino 475]({{site.baseurl}}/docs/current/release/release-475.html)
+
+* Add support for the `CORRESPONDING` clause in set operations.
+* Add support for the `AUTO` grouping set that includes all non-aggregated
+  columns in the `SELECT` clause.
+* Allow cross-region data retrieval when using the S3 native filesystem.
+* Add support for all storage classes when using the S3 native filesystem for
+  writes.
+* Numerous improvements on Iceberg, Hive, and Delta Lake connectors.
+* SPI - Remove the `LazyBlock` class.
+
+[Trino 476]({{site.baseurl}}/docs/current/release/release-476.html)
+
+Another big release with lots of changes:
+
+* Require JDK 24 as runtime.
+* Add support for comparing values of `geometry` type.
+* Remove Example HTTP connector from binaries.
+* New required JVM config for BigQuery and Snowflake connectors.
+* Fix regression with graceful shutdown from Trino 474.
+* Improve performance of selective joins for federated queries for nearly all
+  connectors.
+* Add columns to the `$all_manifests` metadata tables for Iceberg tables.
+* Add support for user-assigned managed identity authentication for AzureFS for
+  object storage connectors.
+* Add support for the `FOR TIMESTAMP AS OF` clause in Delta Lake connector.
+
+As always, numerous performance improvements, bug fixes, and other features were
+added as well.
+
+Other releases and announcements: 
+
+* Trino Gateway 16 still delayed, but Trino Gateway Helm chart 1.15.2
+* Trino Helm chart with 475 -> 1.39.1
+* Trino Python client [0.334.0](https://github.com/trinodb/trino-python-client/releases/tag/0.334.0)
+
+## Introducing Karsten and Grafana Labs
+
+[Karsten Jeschkies](https://github.com/jeschkies/) is an experienced software
+engineer:
+
+* 2013 - 2016 Engineer at the Core Machine Learning team at Amazon
+* 2016 - 2020 Mesosphere and D2IQ, maintainer of Marathon, a container
+  orchestrator for Mesos 
+* 2020 - now Maintainer of Loki for two years and now Cloud Provider
+  observability engineer at Grafana Labs
+
+[Grafana Labs](https://grafana.com/) is the home of the well-known Grafana for
+visualizations and dashboard and other powerful products such as Grafana Tempo, Grafana Mimir,
+and Grafana Loki. Grafana is also involved in well-known projects such as
+Prometheus and OpenTelemetry.
+
+## Log management with Loki
+
+[Loki](https://grafana.com/oss/loki/) is a horizontally-scalable,
+highly-available, multi-tenant log aggregation system inspired by Prometheus. It
+helps you to drill into petabytes of logging data.
+
+## Analytics with Trino
+
+Karsten tells about the motivation to create a Trino connector, how the two
+tools work together, what features are there, and what his plans are for the
+future.
+
+## Resources
+
+* [Presentation]({{site.baseurl}}/assets/episode/tcb74-loki-connector.pdf)
+* [Demo source code](https://github.com/jeschkies/loki-trino-demo)
+* [Grafana Loki website](https://grafana.com/oss/loki/)
+* [Loki source code repo](https://github.com/grafana/loki)
+* [Loki connector documentation]({{site.baseurl}}/docs/current/connector/loki.html)
+
+## Rounding out
+
+Quick update on where to see Cole or Manfred next, and then join us for the
+upcoming Trino events:
+
+* Trino Contributor Call - May skipped, June edition to be determined
+* Trino Community Broadcast: Visualizing with Logi Symphony and ODBC
+* Trino Community Broadcast: One tool to proxy them all (aws-proxy)
+
+Let us know if you want to be a guest in a future broadcast.

assets/episode/tcb74-loki-connector.pdf

@@ -20,10 +20,6 @@ interesting developments in the ecosystem around Trino.
 ## Upcoming episodes
 
 <dl>
-<dt>3 Jun 2025: Trino Community Broadcast 74 - Insights from a Norse god</dt>
-<dd><a href="https://github.com/jeschkies/">Karsten Jeschkies</a> 
-from Grafana Labs introduces us to the powerful, multi-tenant log management
-system Loki, some of the use cases, and his work on the Trino Loki connector.</dd>
 <dt>Date not yet set: Trino Community Broadcast 75 - One tool to proxy them all</dt>
 <dd><a href="https://www.linkedin.com/in/jordanzimmerman/">Jordan Zimmermann</a>, 
 <a href="https://www.linkedin.com/in/pablo-arteaga-20b547101/">Pablo Arteaga</a>,