Function dfq_last_value 

pub fn dfq_last_value() -> Arc<CalculationRule>

Creates a rule that calculates the last value of a column.

Examples

use datafusion_quality::rules::table::dfq_last_value;
use datafusion_quality::RuleSet;

// Create a rule to get the last value in the age column
let rule = dfq_last_value();
let mut ruleset = RuleSet::new();
ruleset.with_table_rule("age", rule, None);