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Module simplify_literal

datafusion_python::optimizer::simplify_expressions

Module simplify_literal 

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Parses and simplifies an expression to a literal of a given type.

This module provides functionality to parse and simplify static expressions used in SQL constructs like FROM TABLE SAMPLE (10 + 50 * 2). If they are required in a planning (not an execution) phase, they need to be reduced to literals of a given type.

Functionsยง

parse_literal
Parse and simplifies an expression to a numeric literal, corresponding to an arrow primitive type T (for example, Float64Type).