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    • datafusion-python 47.0.0
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      • arrow ^55.0.0 normal
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      • datafusion ^47.0.0 normal
      • datafusion-ffi ^47.0.0 normal
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      • datafusion-substrait ^47.0.0 normal optional
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      • prost-types ^0.13.1 build
      • pyo3-build-config ^0.24 build
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Crate datafusion_python

datafusion_python47.0.0

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Crate Items

  • Re-exports
  • Modules

Crates

  • datafusion_python

Crate datafusion_python

Source

Re-exports§

pub use datafusion;

Modules§

catalog
common
context
dataframe
datafusion_common
re-export of datafusion_common crate
datafusion_expr
re-export of datafusion_expr crate
datafusion_sql
re-export of datafusion_sql crate
errors
expr
optimizer
re-export of datafusion_optimizer crate
physical_plan
pyarrow_util
Conversions between PyArrow and DataFusion types
sql
store
udtf
unparser
utils

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    trait
    datafusion_python::datafusion_expr::PartitionEvaluator
    Partition evaluator for Window Functions
    trait method
    datafusion_python::datafusion_expr::WindowUDFImpl::partition_evaluator
    Invoke the function, returning the PartitionEvaluator …
    method
    datafusion_python::datafusion_expr::SimpleWindowUDF::partition_evaluator
    struct
    datafusion_python::datafusion_expr::function::PartitionEvaluatorArgs
    Arguments passed to created user-defined window function …
    type alias
    datafusion_python::datafusion_expr::PartitionEvaluatorFactory
    Factory that creates a PartitionEvaluator for the given …
    method
    datafusion_python::datafusion_expr::WindowUDF::partition_evaluator_factory
    Return a PartitionEvaluator for evaluating this window …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::is_causal
    &PartitionEvaluator -> bool
    Get whether evaluator needs future data for its result (if …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::include_rank
    &PartitionEvaluator -> bool
    Can this function be evaluated with (only) rank
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::uses_window_frame
    &PartitionEvaluator -> bool
    Does the window function use the values from the window …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::supports_bounded_execution
    &PartitionEvaluator -> bool
    Can the window function be incrementally computed using …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::get_range
    &PartitionEvaluator, usize, usize -> Result<Range<usize>, DataFusionError>
    If uses_window_frame flag is false. This method is used to …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::memoize
    &mut PartitionEvaluator, &mut WindowAggState -> Result<(), DataFusionError>
    When the window frame has a fixed beginning (e.g UNBOUNDED …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::evaluate_all_with_rank
    &PartitionEvaluator, usize, &[Range<usize>] -> Result<Arc<Array>, DataFusionError>
    PartitionEvaluator::evaluate_all_with_rank is called for …
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::evaluate_all
    &mut PartitionEvaluator, &[Arc<Array>], usize -> Result<Arc<Array>, DataFusionError>
    Evaluate a window function on an entire input partition.
    method
    datafusion_python::datafusion_expr::PartitionEvaluator::evaluate
    &mut PartitionEvaluator, &[Arc<Array>], &Range<usize> -> Result<ScalarValue, DataFusionError>
    Evaluate window function on a range of rows in an input …
    trait method
    datafusion_python::datafusion_expr::WindowUDFImpl::partition_evaluator
    &WindowUDFImpl, PartitionEvaluatorArgs -> Result<Box<PartitionEvaluator>, DataFusionError>
    Invoke the function, returning the PartitionEvaluator …
    method
    datafusion_python::datafusion_expr::SimpleWindowUDF::partition_evaluator
    &SimpleWindowUDF, PartitionEvaluatorArgs -> Result<Box<PartitionEvaluator>, DataFusionError>
    method
    datafusion_python::datafusion_expr::WindowUDF::partition_evaluator_factory
    &WindowUDF, PartitionEvaluatorArgs -> Result<Box<PartitionEvaluator>, DataFusionError>
    Return a PartitionEvaluator for evaluating this window …