26 lines
900 B
MySQL
26 lines
900 B
MySQL
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--
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-- Add the DeleteAttachmentFile table, which allows for attachment files to be deleted (garbage
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-- collected) after all references to them have been removed from the database without worrying
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-- about deleting them first and the database transaction failing.
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--
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-- Also add GarbageCollectionTable, a single-row table holding various information about when
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-- GC has occurred and when it should occur next.
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--
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CREATE TABLE DeleteAttachmentFileTable (
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id INTEGER PRIMARY KEY,
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filename TEXT NOT NULL
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);
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CREATE TABLE GarbageCollectionTable (
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id INTEGER PRIMARY KEY,
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last_reap_time_t INTEGER DEFAULT NULL,
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last_vacuum_time_t INTEGER DEFAULT NULL,
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reaped_messages_since_last_vacuum INTEGER DEFAULT 0
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);
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-- Insert a single row with a well-known rowid and default values, this will be the row used
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-- by the ImapDB.GC class.
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INSERT INTO GarbageCollectionTable (id) VALUES (0);
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