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/* Copyright 2019 The Matrix.org Foundation C.I.C. |
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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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-- We add membership to current state so that we don't need to join against |
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-- room_memberships, which can be surprisingly costly (we do such queries |
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-- very frequently). |
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-- This will be null for non-membership events and the content.membership key |
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-- for membership events. (Will also be null for membership events until the |
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-- background update job has finished). |
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ALTER TABLE current_state_events ADD membership TEXT; |