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expr_as_column_expr in datafusion::logical_expr::utils - Rust
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datafusion::logical_expr::utils

Function expr_as_column_expr

Source 
pub fn expr_as_column_expr(
    expr: &Expr,
    plan: &LogicalPlan,
) -> Result<Expr, DataFusionError>
Expand description

Convert any Expr to an Expr::Column.