Re-exports§
pub use error::ArrowResult;pub use error::Error;pub use error::FenceReason;pub use error::Result;pub use error::box_error;
Modules§
- cache
- Lance cache system.
- container
- datatypes
- Lance data types, Schema and Field
- deepsize
- error
- levenshtein
- traits
- Dataset Traits
- utils
Macros§
- assume
- Assert an invariant that should also be visible to the optimizer.
- assume_
eq - Helper macro for equality assumptions.
Constants§
- ROW_
ADDR - Column name for the meta row address.
- ROW_
CREATED_ AT_ VERSION - Column name for the row’s created at dataset version.
- ROW_ID
- Column name for the meta row ID.
- ROW_
LAST_ UPDATED_ AT_ VERSION - Column name for the row’s last updated at dataset version.
- ROW_
OFFSET - Column name for the meta row offset.
- WILDCARD
- Wildcard to indicate all non-system columns
Statics§
- ROW_
ADDR_ FIELD - Row address field. This is nullable because its validity bitmap is sometimes used as a selection vector.
- ROW_
CREATED_ AT_ VERSION_ FIELD - Row created at version field.
- ROW_
ID_ FIELD - Row ID field. This is nullable because its validity bitmap is sometimes used as a selection vector.
- ROW_
LAST_ UPDATED_ AT_ VERSION_ FIELD - Row last updated at version field.
- ROW_
OFFSET_ FIELD - Row offset field. This is nullable merely for compatibility with the other fields.
Functions§
- is_
system_ column - Check if a column name is a system column.