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WindowFrameAnalysis

laminar_sql::parser::analytic_parser

Struct WindowFrameAnalysis 

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pub struct WindowFrameAnalysis {
    pub functions: Vec<WindowFrameInfo>,
    pub partition_columns: Vec<String>,
    pub order_columns: Vec<String>,
}
Expand description

Result of analyzing window frame functions in a query.

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§functions: Vec<WindowFrameInfo>

Window frame functions found in the query

§partition_columns: Vec<String>

PARTITION BY columns from the OVER clause

§order_columns: Vec<String>

ORDER BY columns from the OVER clause

Implementations§

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impl WindowFrameAnalysis

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pub fn has_following(&self) -> bool

Returns true if any frame uses FOLLOWING bounds.

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pub fn max_preceding(&self) -> u64

Returns the maximum preceding offset across all functions.

Trait Implementations§

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impl Clone for WindowFrameAnalysis

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fn clone(&self) -> WindowFrameAnalysis

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for WindowFrameAnalysis

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl PartialEq for WindowFrameAnalysis

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fn eq(&self, other: &WindowFrameAnalysis) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for WindowFrameAnalysis

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impl StructuralPartialEq for WindowFrameAnalysis

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