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39 lines
1.6 KiB
SQL
39 lines
1.6 KiB
SQL
/* Copyright 2017 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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CREATE INDEX local_media_repository_url_idx ON local_media_repository(created_ts) WHERE url_cache IS NOT NULL;
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-- we need to change `expires` to `expires_ts` so that we can index on it. SQLite doesn't support
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-- indices on expressions until 3.9.
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CREATE TABLE local_media_repository_url_cache_new(
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url TEXT,
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response_code INTEGER,
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etag TEXT,
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expires_ts BIGINT,
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og TEXT,
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media_id TEXT,
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download_ts BIGINT
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);
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INSERT INTO local_media_repository_url_cache_new
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SELECT url, response_code, etag, expires + download_ts, og, media_id, download_ts FROM local_media_repository_url_cache;
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DROP TABLE local_media_repository_url_cache;
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ALTER TABLE local_media_repository_url_cache_new RENAME TO local_media_repository_url_cache;
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CREATE INDEX local_media_repository_url_cache_expires_idx ON local_media_repository_url_cache(expires_ts);
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CREATE INDEX local_media_repository_url_cache_by_url_download_ts ON local_media_repository_url_cache(url, download_ts);
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CREATE INDEX local_media_repository_url_cache_media_idx ON local_media_repository_url_cache(media_id);
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