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AnalyticWindowAnalysis

laminar_sql::parser::analytic_parser

Struct AnalyticWindowAnalysis 

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pub struct AnalyticWindowAnalysis {
    pub functions: Vec<AnalyticFunctionInfo>,
    pub partition_columns: Vec<String>,
    pub order_columns: Vec<String>,
}
Expand description

Result of analyzing analytic functions in a query.

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§functions: Vec<AnalyticFunctionInfo>

Analytic 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 AnalyticWindowAnalysis

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pub fn has_lookahead(&self) -> bool

Returns true if any function requires lookahead (LEAD).

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pub fn max_offset(&self) -> usize

Returns the maximum offset across all functions.

Trait Implementations§

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impl Clone for AnalyticWindowAnalysis

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fn clone(&self) -> AnalyticWindowAnalysis

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 AnalyticWindowAnalysis

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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 AnalyticWindowAnalysis

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fn eq(&self, other: &AnalyticWindowAnalysis) -> 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 AnalyticWindowAnalysis

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impl StructuralPartialEq for AnalyticWindowAnalysis

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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