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