10 lines
449 B
Python
10 lines
449 B
Python
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import sqlite3
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with sqlite3.connect("data.sqlite") as _con:
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_con.execute('ALTER TABLE threads ADD COLUMN last_author text DEFAULT ""')
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_con.commit()
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for tid in _con.execute("SELECT thread_id FROM threads"):
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author = _con.execute("SELECT author FROM messages WHERE thread_id = ? ORDER BY post_id", tid).fetchall()[-1]
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_con.execute("UPDATE threads SET last_author = ? WHERE thread_id = ?", author + tid)
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_con.commit()
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