Class CopyTo

datafusion/expr/src/logical_plan/dml.rs:32–45

/// Operator that copies the contents of a database to file(s)
#[derive(Clone)]
pub struct CopyTo {
    /// The relation that determines the tuples to write to the output file(s)
    pub input: Arc<LogicalPlan>,
    /// The location to write the file(s)
    pub output_url: String,
    /// Determines which, if any, columns should be used for hive-style partitioned writes
    pub partition_by: Vec<String>,
    /// File type trait
    pub file_type: Arc<dyn FileType>,
    /// SQL Options that can affect the formats
    pub options: HashMap<String, String>,
    /// The schema of the output (a single column "count")
    pub output_schema: DFSchemaRef,
}

impl Debug for CopyTo {
    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {