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GoogleCloudPlatform / zetasql-toolkit

The ZetaSQL Toolkit is a library that helps users use ZetaSQL Java API to perform SQL analysis for multiple query engines, including BigQuery and Cloud Spanner.
Apache License 2.0
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Extract column level lineage for SELECT statement #29

Closed dion-ricky closed 1 year ago

dion-ricky commented 1 year ago

Related to #28

Changes:

  1. Added extractColumnLevelLineage for extracting ResolvedQueryStmt statement in ColumnLineageExtractor.
  2. Changed the access modifier of ParentColumnFinder to public, allowing it to be accessed from other classes outside of this package.