datafusion-common-42.1.0
- datafusion-common 42.1.0
- Docs.rs crate page
- Apache-2.0
- Links
- Homepage
- Repository
- crates.io
- Source
- Owners
- andygrove
- kou
- nevi-me
- alamb
- xudong963
- Dependencies
- ahash ^0.8 normal
  apache-avro ^0.16 normal optional
  arrow ^53.1.0 normal
  arrow-array ^53.1.0 normal
  arrow-buffer ^53.1.0 normal
  arrow-schema ^53.1.0 normal
  chrono ^0.4.34 normal
  half ^2.2.1 normal
  hashbrown ^0.14.5 normal
  libc ^0.2.140 normal
  num_cpus ^1.13.0 normal
  object_store ^0.11.0 normal optional
  parquet ^53.1.0 normal optional
  paste ^1.0.15 normal
  pyo3 ^0.22.0 normal optional
  sqlparser ^0.50.0 normal
  tokio ^1.36 normal
  rand ^0.8 dev
  instant ^0.1 normal
- Versions
- 83.41% of the crate is documented
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Platform
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docs.rs

Rust

datafusion_common42.1.0

Module expr

Module Items

Constants

In datafusion_common::utils

datafusion_common::utils

Module expr

Expand description

Expression utilities

Constants§

COUNT_STAR_EXPANSION
The value to which COUNT(*) is expanded to in COUNT(<constant>) expressions