reifydb-column 0.4.13

Columnar storage engine for ReifyDB.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2025 ReifyDB

use reifydb_core::value::column::mask::RowMask;

// Result of evaluating a predicate against a `ColumnBlock`.
//
// `None_` uses a trailing underscore so pattern matches don't shadow
// `Option::None`.
#[derive(Clone, Debug)]
pub enum Selection {
	All,
	None_,
	Mask(RowMask),
}

impl Selection {
	pub fn is_all(&self) -> bool {
		matches!(self, Self::All)
	}

	pub fn is_none(&self) -> bool {
		matches!(self, Self::None_)
	}

	pub fn as_mask(&self) -> Option<&RowMask> {
		match self {
			Self::Mask(m) => Some(m),
			_ => None,
		}
	}
}