Support for complex params #30
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jprakash-db
requested review from
deeksha-db,
gopalldb,
jackyhu-db,
jayantsing-db,
madhav-db,
samikshya-db,
shivam2680 and
vikrantpuppala
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gopalldb
reviewed
Jun 16, 2025
vikrantpuppala
approved these changes
Jun 17, 2025
gopalldb
approved these changes
Jun 17, 2025
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Description
This pull request adds native support for complex types—specifically,
ARRAYandMAPin Databricks SQLAlchemy. It introduces new custom types,DatabricksArrayandDatabricksMapenabling users to define, insert, and query columns of these types using SQLAlchemy models.Pandas being one of the most important use cases for SQLAlchemy, additional testing has been added to test for Pandas specific use cases.
Usages
DatabricksArray
DatabricksArrayis a compound type that can have multiple nested types within it.Ex -
DatabricksArray(DatabricksArray(String)),DatabricksArray(String)DatabricksMap
DatabricksArrayis a compound type that can have multiple nested types in both the key and value space.Ex -
DatabricksMap(String,DatabricksArray(String)),DatabricksMap(String,Integer)Testing
Added new unit tests and e2e tests for
DatabricksArrayandDatabricksMapcovering:Note to reviewer
Kindly ignore the failing Integration tests, they will be fixed after some server side changes