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datafusion::test_util - Rust
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Module datafusion::test_util

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Utility functions to make testing DataFusion based crates easier

Structs

TestTableFactory
TableFactory for tests
TestTableProvider
TableProvider for testing purposes

Functions

aggr_test_schema
Get the schema for the aggregate_test_* csv files
aggr_test_schema_with_missing_col
Get the schema for the aggregate_test_* csv files with an additional filed not present in the files.
arrow_test_data
Returns the arrow test data directory, which is by default stored in a git submodule rooted at testing/data.
parquet_test_data
Returns the parquet test data directory, which is by default stored in a git submodule rooted at parquet-testing/data.
scan_empty
Scan an empty data source, mainly used in tests
scan_empty_with_partitions
Scan an empty data source with configured partition, mainly used in tests.