Julien Le Dem
where else to find them
no profile links on file
what they talk about
all 5 in the filters
where they keep going back
- Berlin Buzzwords3 editions2016–2022
on a stage with
never shared a talk
who talks about the same things
nobody close enough yet
| title | conference | date |
|---|---|---|
| The advent of the open data lake | AI By the Bay 2025 | 2025-11-17 |
Ecosystem shifts from Hadoop-style bundled stacks to composable layers that let teams own storage in blob stores and swap engines: columnar files like Parquet… | ||
| Ten years of building open source standards. | Scale By the Bay 2023 | 2023-11-13 |
Story of three concrete projects and what worked: a columnar on-disk Parquet file format started 2012 with Twitter and Cloudera merging designs, enters Apache… | ||
| Cross-Platform Data Lineage with OpenLineage | Berlin Buzzwords 2022 | 2022-06-12 |
OpenLineage defines a lightweight event model that captures start/complete/fail events for each run, attaching extensible facets with JSON schemas (schema… | ||
| Observability for data pipelines with OpenLineage | Berlin Buzzwords 2021 | 2021-06-15 |
OpenLineage defines a JSON schema and start/complete events with a unique run id to capture runtime metadata so systems expose job runs, input and output… | ||
| Efficient Data formats for Analytics with Parquet and Arrow | Berlin Buzzwords 2016 | 2016-06-05 |
Compares Parquet (disk-optimized) and Arrow (memory-optimized) with concrete tradeoffs: Parquet uses columnar storage, statistics and encodings like dictionary… | ||
| nothing matches | ||