Add 2026-06 RTM-on-SDP flight tracker blog example#92
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Spark Declarative Pipeline in Real-Time Mode: a stateless enrichment flow and a stateful zone-congestion flow (transformWithState), both writing to Lakebase. Co-authored-by: Isaac
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Co-authored-by: Isaac
anupkalburgi
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Jun 25, 2026
jerrypeng
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Jun 26, 2026
| spark_conf={ | ||
| "pipelines.trigger": "RealTime", # turn RTM on | ||
| # checkpoint cadence for state + offsets, NOT a micro-batch size | ||
| "pipelines.trigger.interval": "1 minute", |
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I would guest 5 minutes. That is the recommended default
jerrypeng
reviewed
Jun 26, 2026
| # COMMAND ---------- | ||
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| # Native Lakebase external sink: write straight to the operational store the | ||
| # app reads, instead of landing results in a table for analytics. |
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Please indicate this is PrPr experience
jerrypeng
reviewed
Jun 26, 2026
| # checkpoint cadence for state + offsets, NOT a micro-batch size | ||
| "pipelines.trigger.interval": "5 minutes", | ||
| "spark.sql.shuffle.partitions": "4", | ||
| "spark.sql.streaming.jdbc.enabled": "true", |
jerrypeng
reviewed
Jun 26, 2026
| ``` | ||
| spark.databricks.streaming.realTimeMode.enabled = true | ||
| pipelines.externalSink.enabled = true | ||
| spark.sql.streaming.jdbc.enabled = true |
jerrypeng
reviewed
Jun 26, 2026
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| # Native Lakebase external sink: write results straight to the operational store | ||
| # the app reads, instead of landing them in a table for analytics. | ||
| dp.create_sink( |
jerrypeng
reviewed
Jun 26, 2026
| # checkpoint cadence for state + offsets, NOT a micro-batch size | ||
| "pipelines.trigger.interval": "1 minute", | ||
| "spark.sql.shuffle.partitions": "4", | ||
| "spark.sql.streaming.jdbc.enabled": "true", |
…s on Lakebase sink - congestion flow trigger.interval 1 minute -> 5 minutes (recommended RTM default) - note the jdbcStreaming Lakebase sink is Private Preview at each sink/jdbc.enabled spot (01, 02, README) Co-authored-by: Isaac
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Spark Declarative Pipeline in Real-Time Mode: a stateless enrichment flow and a stateful zone-congestion flow (transformWithState), both writing to Lakebase.