common_function/scalars/expression.rs
// Copyright 2023 Greptime Team
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
mod binary;
mod ctx;
mod is_null;
mod unary;
use std::sync::Arc;
pub use binary::scalar_binary_op;
pub use ctx::EvalContext;
pub use unary::scalar_unary_op;
use crate::function_registry::FunctionRegistry;
use crate::scalars::expression::is_null::IsNullFunction;
pub(crate) struct ExpressionFunction;
impl ExpressionFunction {
pub fn register(registry: &FunctionRegistry) {
registry.register(Arc::new(IsNullFunction));
}
}