datafusion 2.0.0

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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//! A "prelude" for users of the datafusion crate.
//!
//! Like the standard library's prelude, this module simplifies importing of
//! common items. Unlike the standard prelude, the contents of this module must
//! be imported manually:
//!
//! ```
//! use datafusion::prelude::*;
//! ```

pub use crate::dataframe::DataFrame;
pub use crate::execution::context::{ExecutionConfig, ExecutionContext};
pub use crate::logical_plan::{
    array, avg, col, concat, count, create_udf, length, lit, max, min, sum,
};
pub use crate::physical_plan::csv::CsvReadOptions;