Trait TypePlanner 

pub trait TypePlanner:
    Debug
    + Send
    + Sync {
    // Provided method
    fn plan_type(&self, _sql_type: &DataType) -> Result<Option<DataType>> { ... }
}

Available on crate feature sql only.

Customize planning SQL types to DataFusion (Arrow) types.

Provided Methods

fn plan_type(&self, _sql_type: &DataType) -> Result<Option<DataType>>

Plan SQL sqlparser::ast::DataType to DataFusion DataType

Returns None if not possible

Implementors