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CREATE TABLE tmp_filestore (
file_id integer PRIMARY KEY,
user_id integer NOT NULL,
filename varchar(128) NOT NULL,
mtime integer NOT NULL,
data text NOT NULL
);
INSERT INTO tmp_filestore (file_id, user_id, filename, mtime, data)
SELECT file_id, user_id, filename, mtime, data FROM filestore;
DROP TABLE filestore;
CREATE TABLE filestore (
file_id integer NOT NULL PRIMARY KEY,
user_id integer NOT NULL,
context varchar(32) NOT NULL,
filename varchar(128) NOT NULL,
mtime integer NOT NULL,
data text NOT NULL
);
INSERT INTO filestore (file_id, user_id, filename, mtime, data, context)
SELECT file_id, user_id, filename, mtime, data, 'enigma' FROM tmp_filestore;
CREATE UNIQUE INDEX ix_filestore_user_id ON filestore(user_id, context, filename);
DROP TABLE tmp_filestore;
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