commonMain.kotbase.GroupBy.kt Maven / Gradle / Ivy

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Couchbase Lite Community Edition for Kotlin Multiplatform

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/*
 * Copyright 2022-2023 Jeff Lockhart
 *
 * 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.
 */
package kotbase

/**
 * A GroupBy represents the GROUP BY clause to group the query result.
 * The GROUP BY clause is normally used with aggregate functions (AVG, COUNT, MAX, MIN, SUM)
 * to aggregate the group of the values.
 */
public expect class GroupBy : Query, HavingRouter, OrderByRouter, LimitRouter {

    public override fun having(expression: Expression): Having

    public override fun orderBy(vararg orderings: Ordering): OrderBy

    public override fun limit(limit: Expression): Limit

    public override fun limit(limit: Expression, offset: Expression?): Limit
}