superset Metric 源码
superset Metric 代码
文件路径：/superset-frontend/packages/superset-ui-core/src/query/types/Metric.ts
/* eslint-disable camelcase */
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import { Maybe, QueryFormMetric } from '../../types';
import { Column } from './Column';
export type Aggregate =
| 'AVG'
| 'COUNT'
| 'COUNT_DISTINCT'
| 'MAX'
| 'MIN'
| 'SUM';
export interface AdhocMetricBase {
hasCustomLabel?: boolean;
label?: string;
optionName?: string;
}
export interface AdhocMetricSimple extends AdhocMetricBase {
expressionType: 'SIMPLE';
column: Omit<Column, 'column_name'> & {
column_name?: string;
columnName?: string;
};
aggregate: Aggregate;
}
export interface AdhocMetricSQL extends AdhocMetricBase {
expressionType: 'SQL';
sqlExpression: string;
}
export type AdhocMetric = AdhocMetricSimple | AdhocMetricSQL;
/**
* Select a predefined metric by its `metric_name`.
*/
export type SavedMetric = string;
/**
* Metric definition stored in datasource metadata.
*/
export interface Metric {
id?: number;
metric_name: string;
expression?: Maybe<string>;
certification_details?: Maybe<string>;
certified_by?: Maybe<string>;
d3format?: Maybe<string>;
description?: Maybe<string>;
is_certified?: boolean;
verbose_name?: string;
warning_markdown?: Maybe<string>;
warning_text?: Maybe<string>;
}
export function isSavedMetric(metric: any): metric is SavedMetric {
return typeof metric === 'string';
}
export function isAdhocMetricSimple(metric: any): metric is AdhocMetricSimple {
return typeof metric !== 'string' && metric?.expressionType === 'SIMPLE';
}
export function isAdhocMetricSQL(metric: any): metric is AdhocMetricSQL {
return typeof metric !== 'string' && metric?.expressionType === 'SQL';
}
export function isQueryFormMetric(metric: any): metric is QueryFormMetric {
return (
isSavedMetric(metric) ||
isAdhocMetricSimple(metric) ||
isAdhocMetricSQL(metric)
);
}
export default {};
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