Function dfq_column_nullable 

pub fn dfq_column_nullable(
    column_name: impl AsRef<str>,
) -> Arc<ColumnNullableRule>

Creates a rule that checks if a column is nullable

Examples

use datafusion_quality::rules::schema::dfq_column_nullable;
use datafusion_quality::RuleSet;

// Create a rule to check if the 'name' column is nullable
let rule = dfq_column_nullable("name");
let mut ruleset = RuleSet::new();
ruleset.with_schema_rule(rule);