|  | -- | 
|  | -- Copyright 2020 The Android Open Source Project | 
|  | -- | 
|  | -- 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. | 
|  | SELECT RUN_METRIC('chrome/scroll_jank_cause.sql') AS suppress_query_output; | 
|  |  | 
|  | SELECT | 
|  | COUNT(*) AS total, | 
|  | SUM(jank) as total_jank, | 
|  | SUM(explained_jank + unexplained_jank) AS sum_explained_and_unexplained, | 
|  | SUM( | 
|  | CASE WHEN explained_jank THEN | 
|  | unexplained_jank | 
|  | ELSE | 
|  | CASE WHEN jank AND NOT unexplained_jank THEN | 
|  | 1 | 
|  | ELSE | 
|  | 0 | 
|  | END | 
|  | END | 
|  | ) AS error_rows | 
|  | FROM scroll_jank_cause; |