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Add untested SQLite support for attachment db upgrade

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This commit is contained in:
Tulir Asokan
2022-06-27 11:15:39 +03:00
parent f93a877406
commit 91e1baaceb
4 changed files with 48 additions and 3 deletions
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45
database/upgrades/04-attachment-fix.sqlite.sql Normal file
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-- v4: Fix storing attachments
CREATE TABLE new_message (
dcid TEXT,
dc_attachment_id TEXT,
dc_edit_index INTEGER,
dc_chan_id TEXT,
dc_chan_receiver TEXT,
dc_sender TEXT NOT NULL,
timestamp BIGINT NOT NULL,
dc_thread_id TEXT,
mxid TEXT NOT NULL UNIQUE,
PRIMARY KEY (dcid, dc_attachment_id, dc_edit_index, dc_chan_id, dc_chan_receiver),
CONSTRAINT message_portal_fkey FOREIGN KEY (dc_chan_id, dc_chan_receiver) REFERENCES portal (dcid, receiver) ON DELETE CASCADE
);
INSERT INTO new_message (dcid, dc_attachment_id, dc_edit_index, dc_chan_id, dc_chan_receiver, dc_sender, timestamp, dc_thread_id, mxid)
SELECT dcid, '', 0, dc_chan_id, dc_chan_receiver, dc_sender, timestamp, dc_thread_id, mxid FROM message;
INSERT INTO new_message (dcid, dc_attachment_id, dc_edit_index, dc_chan_id, dc_chan_receiver, dc_sender, timestamp, dc_thread_id, mxid)
SELECT message.dcid, attachment.dcid, 0, attachment.dc_chan_id, attachment.dc_chan_receiver, message.dc_sender, message.timestamp, attachment.dc_thread_id, attachment.mxid
FROM attachment LEFT JOIN message ON attachment.dc_msg_id = message.dcid;
DROP TABLE attachment;
DROP TABLE message;
ALTER TABLE new_message RENAME TO message;
CREATE TABLE new_reaction (
dc_chan_id TEXT,
dc_chan_receiver TEXT,
dc_msg_id TEXT,
dc_sender TEXT,
dc_emoji_name TEXT,
dc_thread_id TEXT,
dc_first_attachment_id TEXT NOT NULL,
_dc_first_edit_index INTEGER NOT NULL DEFAULT 0,
mxid TEXT NOT NULL UNIQUE,
PRIMARY KEY (dc_chan_id, dc_chan_receiver, dc_msg_id, dc_sender, dc_emoji_name),
CONSTRAINT reaction_message_fkey FOREIGN KEY (dc_msg_id, dc_first_attachment_id, _dc_first_edit_index, dc_chan_id, dc_chan_receiver) REFERENCES message (dcid, dc_attachment_id, dc_edit_index, dc_chan_id, dc_chan_receiver) ON DELETE CASCADE
);
INSERT INTO new_reaction (dc_chan_id, dc_chan_receiver, dc_msg_id, dc_sender, dc_emoji_name, dc_thread_id, dc_first_attachment_id, mxid)
SELECT dc_chan_id, dc_chan_receiver, dc_msg_id, dc_sender, dc_emoji_name, dc_thread_id, '', mxid FROM reaction;
DROP TABLE reaction;
ALTER TABLE new_reaction RENAME TO reaction;