${table} CREATE TABLE mailbox ( mailbox_id BIGINT NOT NULL GENERATED ALWAYS AS IDENTITY, name VARCHAR(255) NOT NULL, uid_validity BIGINT NOT NULL, last_uid BIGINT NOT NULL, message_count INTEGER default 0, size BIGINT default 0, PRIMARY KEY(mailbox_id), UNIQUE (name)) CREATE TABLE message ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, internal_date TIMESTAMP, size INTEGER, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id) REFERENCES mailbox (mailbox_id) ON DELETE CASCADE ) CREATE TABLE message_flags ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, answered INTEGER default 0 NOT NULL, deleted INTEGER default 0 NOT NULL, draft INTEGER default 0 NOT NULL, flagged INTEGER default 0 NOT NULL, recent INTEGER default 0 NOT NULL, seen INTEGER default 0 NOT NULL, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) CREATE TABLE message_header ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, line_number INTEGER NOT NULL, field VARCHAR(256) NOT NULL, value VARCHAR(1024) NOT NULL, PRIMARY KEY(mailbox_id,uid,line_number), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) CREATE TABLE message_body ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, body BLOB NOT NULL, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) CREATE TABLE mailbox ( mailbox_id BIGINT NOT NULL AUTO_INCREMENT, name VARCHAR(255) NOT NULL, uid_validity BIGINT NOT NULL, last_uid BIGINT NOT NULL, message_count MEDIUMINT default 0, size BIGINT default 0, PRIMARY KEY(mailbox_id), UNIQUE (name)) ENGINE=INNODB; CREATE TABLE message ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, internal_date DATETIME, size MEDIUMINT, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id) REFERENCES mailbox (mailbox_id) ON DELETE CASCADE ) ENGINE=INNODB; CREATE TABLE message_flags ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, answered INTEGER default 0 NOT NULL, deleted INTEGER default 0 NOT NULL, draft INTEGER default 0 NOT NULL, flagged INTEGER default 0 NOT NULL, recent INTEGER default 0 NOT NULL, seen INTEGER default 0 NOT NULL, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) ENGINE=INNODB; CREATE TABLE message_header ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, line_number MEDIUMINT NOT NULL, field VARCHAR(256) NOT NULL, value VARCHAR(1024) NOT NULL, PRIMARY KEY(mailbox_id,uid,line_number), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) ENGINE=INNODB; CREATE TABLE message_body ( mailbox_id BIGINT NOT NULL, uid BIGINT NOT NULL, body LONGBLOB NOT NULL, PRIMARY KEY(mailbox_id,uid), FOREIGN KEY (mailbox_id, uid) REFERENCES message (mailbox_id, uid) ON DELETE CASCADE ) ENGINE=INNODB;