Module time_series 

Structs

Iter 🔒

Metrics 🔒

Metrics for reading the memtable.

Series

A Series holds a list of field values of some given primary key.

SeriesMap 🔒

SeriesSet 🔒

TimeSeriesIterBuilder 🔒

TimeSeriesMemtable

Memtable implementation that groups rows by their primary key.

TimeSeriesMemtableBuilder

Builder to build TimeSeriesMemtable.

ValueBuilder 🔒

ValueBuilder holds all the vector builders for field columns.

Values

Values holds an immutable vectors of field columns, including sequence and op_type.

Constants

BUILDER_CAPACITY 🔒

Vector builder capacity.

INITIAL_BUILDER_CAPACITY 🔒

Initial vector builder capacity.

Functions

check_string_capacity 🔒

Checks whether a string field builder that currently holds current_len bytes can additionally accommodate space_needed bytes of string data, given that the offset of a single Arrow string array is limited to limit (i32::MAX in production).

checked_string_values_size 🔒

primary_key_schema 🔒

Creates an arrow SchemaRef that only contains primary keys of given region schema

prune_primary_key 🔒

scan_string_capacity 🔒

Scans all string fields of a batch and checks whether they can be accommodated.