Function result_vec

datafusion/core/tests/sql/mod.rs:222–235

Converts the results into a 2d array of strings, `result[row][column]` Special cases nulls to NULL for testing

(results: &[RecordBatch])

/// Converts the results into a 2d array of strings, `result[row][column]`
/// Special cases nulls to NULL for testing
fn result_vec(results: &[RecordBatch]) -> Vec<Vec<String>> {
    let mut result = vec![];
    for batch in results {
        for row_index in 0..batch.num_rows() {
            let row_vec = batch
                .columns()
                .iter()
                .map(|column| col_str(column, row_index))
                .collect();
            result.push(row_vec);
        }
    }
    result
}

async fn register_alltypes_parquet(ctx: &SessionContext) {
    let testdata = test_util::parquet_test_data();