Implement overwrite mode #24

Draft

MaxKsyunz wants to merge 10 commits into

integ/save_mode_simplefrom

dev/save_mode_simple_override

Commits on Mar 6, 2026

Implement overwrite mode as `delete from ... where true` sent as partitioned DML.
MaxKsyunz
committed
Fix-up formatting
MaxKsyunz
committed
Fix-up formatting II
MaxKsyunz
committed
No comments, no problems.
MaxKsyunz
committed
Update spark-3.1-spanner-lib/src/main/java/com/google/cloud/spark/spanner/SpannerWriteBuilder.java

MaxKsyunz
and
gemini-code-assist[bot]
committed
Replace print statements with logs.
MaxKsyunz
committed
add support for overwriteMode option for Overwrite save mode, support "recreate"
MaxKsyunz
committed
Update spark-3.1-spanner-lib/src/main/java/com/google/cloud/spark/spanner/SpannerWriteBuilder.java

MaxKsyunz
and
gemini-code-assist[bot]
committed
Rework recreate mode to use same DDL generation code as SpannerCatalog class.
MaxKsyunz
committed
Update spark-3.1-spanner-lib/src/main/java/com/google/cloud/spark/spanner/SpannerWriteBuilder.java

MaxKsyunz
and
gemini-code-assist[bot]
authored