For AI agents: a Markdown version of this page is at https://docs.snowplow.io/docs/api-reference/loaders-storage-targets/snowplow-rdb-loader/upgrade-guides/r33-upgrade-guide.md. The index of all documentation pages is at https://docs.snowplow.io/llms.txt, and the index for this section is at https://docs.snowplow.io/docs/api-reference/llms.txt.

RDB Loader R33/R34 upgrade guide

R34 is a release with bugfixes and performance improvements. R33 was almost identical reelase with major bug preventing some long text properties from loading.

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Upgrade EmrEtlRunner to 1.0.4 or higher
Your redshift_config.json should have 4-0-0 version
Update your config.yml file

yaml
aws:
  emr:
    ami_version: 6.1.0     # was 5.19.0; Required by Spark 3
storage:
  versions:
    rdb_loader: 0.18.2      # was 0.17.0
    rdb_shredder: 0.18.2    # was 0.16.0

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