Adds an end-to-end example for migrating change data (CDC)...

[chamikaramj]

…from Delta Lake to GCP Lakehouse.

Tested on Dataflow: https://console.cloud.google.com/dataflow/jobs/us-central1/2026-10-01_17_17_21-15648953743479341976

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[github-actions]

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R: @kennknowles for label java.

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[kennknowles]

R: @ahmedabu98 already reviewing, and good choice
CC: @stankiewicz probably interesting to you

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[chamikaramj]

Thanks! Addressed comments.

PTAL.

[codecov]

Codecov Report

❌ Patch coverage is 59.45946% with 60 lines in your changes missing coverage. Please review.
✅ Project coverage is 58.64%. Comparing base (9685063) to head (735f36d).
⚠️ Report is 98 commits behind head on master.

Files with missing lines	Patch %	Lines
...amples/iceberg/DeltaLakeToLakehouseCdcExample.java	53.84%	30 Missing and 6 partials ⚠️
...examples/iceberg/DeltaLakeToLakehouseCdcUtils.java	65.71%	11 Missing and 13 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #40387      +/-   ##
============================================
- Coverage     58.65%   58.64%   -0.01%     
- Complexity    13843    13938      +95     
============================================
  Files          2579     2590      +11     
  Lines        270366   271088     +722     
  Branches      11212    11284      +72     
============================================
+ Hits         158587   158991     +404     
- Misses       105747   106069     +322     
+ Partials       6032     6028       -4     

Flag	Coverage Δ
java	65.01% <59.45%> (-0.07%)	⬇️

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