Interface DataProvider

crates/gitql-engine/src/data_provider.rs:6–8

DataProvider is a component that used to provide and map the data to the GitQL Engine User should implement [`DataProvider`] trait for each data format for example files, logs, api

///
/// User should implement [`DataProvider`] trait for each data format for example files, logs, api
pub trait DataProvider {
    fn provide(&self, table: &str, selected_columns: &[String]) -> Result<Vec<Row>, String>;
}