Module data_gen 

Utilities to generate random arrays and batches

Re-exports

use std::sync::Arc; 🔒

use rand::Rng; 🔒

use rand::RngExt; 🔒

use rand::distr::uniform::SampleRange; 🔒

use rand::distr::uniform::SampleUniform; 🔒

use crate::error::ArrowError; 🔒

use crate::error::Result; 🔒

use crate::buffer::Buffer; 🔒

use crate::buffer::MutableBuffer; 🔒

use super::bit_util; 🔒

use super::test_util::seedable_rng; 🔒

use crate::array::*; 🔒

use crate::datatypes::*; 🔒

use super::bench_util::*; 🔒

Traits

RandomTemporalValue

Useful for testing. The range of values are not likely to be representative of the actual bounds.

Functions

create_random_array

Create a random ArrayRef from a DataType with a length, null density and true density (for BooleanArray).

create_random_batch

Create a random RecordBatch from a schema

create_random_decimal_array 🔒

create_random_list_array 🔒

create_random_map_array 🔒

create_random_null_buffer 🔒

create_random_offsets 🔒

Generate random offsets for list arrays

create_random_run_end_encoded_array 🔒

create_random_struct_array 🔒

create_random_temporal_array 🔒