Struct TableScan 

pub struct TableScan {
    pub projection: Option<Vec<usize>>,
    pub filters: Vec<Expr>,
    pub batch_size: usize,
    pub partition: TableScanPartition,
    pub offset: usize,
    pub limit: Option<usize>,
}

Fields

projection: Option<Vec<usize>>

filters: Vec<Expr>

batch_size: usize

partition: TableScanPartition

offset: usize

limit: Option<usize>

Implementations

impl TableScan

pub fn with_projection(self, projection: impl Into<Option<Vec<usize>>>) -> Self

pub fn with_filters(self, filters: impl Into<Vec<Expr>>) -> Self

pub fn with_batch_size(self, batch_size: usize) -> Self

pub fn with_partition(self, partition: impl Into<TableScanPartition>) -> Self

pub fn with_offset(self, offset: usize) -> Self

pub fn with_limit(self, limit: impl Into<Option<usize>>) -> Self

impl TableScan

pub fn validate(&self) -> ILResult<()>

pub fn output_schema(&self, table_schema: &Schema) -> ILResult<SchemaRef>

pub fn rewrite_columns( self, field_name_id_map: &HashMap<String, Uuid>, ) -> ILResult<Self>

pub fn offset_limit_required(&self) -> bool

Trait Implementations

impl Clone for TableScan

fn clone(&self) -> TableScan

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TableScan

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for TableScan

fn default() -> Self

Returns the “default value” for a type.