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DROP TABLE cache_index;
DROP TABLE cache_thread;
DROP TABLE cache_messages;
ALTER TABLE cache ADD expires datetime DEFAULT NULL;
DROP INDEX ix_cache_created;
ALTER TABLE cache_shared ADD expires datetime DEFAULT NULL;
DROP INDEX ix_cache_shared_created;
UPDATE cache SET expires = datetime(created, '+604800 seconds');
UPDATE cache_shared SET expires = datetime(created, '+604800 seconds');
CREATE INDEX ix_cache_expires ON cache(expires);
CREATE INDEX ix_cache_shared_expires ON cache_shared(expires);
CREATE TABLE cache_index (
user_id integer NOT NULL,
mailbox varchar(255) NOT NULL,
expires datetime DEFAULT NULL,
valid smallint NOT NULL DEFAULT '0',
data text NOT NULL,
PRIMARY KEY (user_id, mailbox)
);
CREATE INDEX ix_cache_index_expires ON cache_index (expires);
CREATE TABLE cache_thread (
user_id integer NOT NULL,
mailbox varchar(255) NOT NULL,
expires datetime DEFAULT NULL,
data text NOT NULL,
PRIMARY KEY (user_id, mailbox)
);
CREATE INDEX ix_cache_thread_expires ON cache_thread (expires);
CREATE TABLE cache_messages (
user_id integer NOT NULL,
mailbox varchar(255) NOT NULL,
uid integer NOT NULL,
expires datetime DEFAULT NULL,
data text NOT NULL,
flags integer NOT NULL DEFAULT '0',
PRIMARY KEY (user_id, mailbox, uid)
);
CREATE INDEX ix_cache_messages_expires ON cache_messages (expires);
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