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Spring Data Relational support
/*
* Copyright 2019-2023 the original author or authors.
*
* 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
*
* https://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.
*/
package org.springframework.data.relational.core.sql;
/**
* Entry point to construct a {@link Delete} statement.
*
* @author Mark Paluch
* @since 1.1
* @see StatementBuilder
*/
public interface DeleteBuilder {
/**
* Declare a {@link Table} for {@code DELETE FROM}.
*
* @param table the table to {@code DELETE FROM} must not be {@literal null}.
* @return {@code this} builder.
* @see From
* @see SQL#table(String)
*/
DeleteWhere from(Table table);
/**
* Interface exposing {@code WHERE} methods.
*/
interface DeleteWhere extends BuildDelete {
/**
* Apply a {@code WHERE} clause.
*
* @param condition the {@code WHERE} condition.
* @return {@code this} builder.
* @see Where
* @see Condition
*/
DeleteWhereAndOr where(Condition condition);
}
/**
* Interface exposing {@code AND}/{@code OR} combinator methods for {@code WHERE} {@link Condition}s.
*/
interface DeleteWhereAndOr extends BuildDelete {
/**
* Combine the previous {@code WHERE} {@link Condition} using {@code AND}.
*
* @param condition the condition, must not be {@literal null}.
* @return {@code this} builder.
* @see Condition#and(Condition)
*/
DeleteWhereAndOr and(Condition condition);
/**
* Combine the previous {@code WHERE} {@link Condition} using {@code OR}.
*
* @param condition the condition, must not be {@literal null}.
* @return {@code this} builder.
* @see Condition#or(Condition)
*/
DeleteWhereAndOr or(Condition condition);
}
/**
* Interface exposing the {@link Delete} build method.
*/
interface BuildDelete {
/**
* Build the {@link Delete} statement and verify basic relationship constraints such as all referenced columns have
* a {@code FROM} table import.
*
* @return the build and immutable {@link Delete} statement.
*/
Delete build();
}
}