common_function/scalars/
expression.rs

1// Copyright 2023 Greptime Team
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15mod binary;
16mod ctx;
17mod is_null;
18mod unary;
19
20pub use binary::scalar_binary_op;
21pub use ctx::EvalContext;
22pub use unary::scalar_unary_op;
23
24use crate::function_registry::FunctionRegistry;
25use crate::scalars::expression::is_null::IsNullFunction;
26
27pub(crate) struct ExpressionFunction;
28
29impl ExpressionFunction {
30    pub fn register(registry: &FunctionRegistry) {
31        registry.register_scalar(IsNullFunction);
32    }
33}
common_function/scalars/expression.rs

common_function/scalars/
expression.rs
