'Normalize indices.'

def upgrade_version_1(self):

    self.conn.executescript('                                DROP    INDEX    authors_idx;\n                                CREATE    INDEX    authors_idx    ON    books    (author_sort    COLLATE    NOCASE,    sort    COLLATE    NOCASE);\n                                DROP    INDEX    series_idx;\n                                CREATE    INDEX    series_idx    ON    series    (name    COLLATE    NOCASE);\n                                CREATE    INDEX    series_sort_idx    ON    books    (series_index,    id);\n                                ')
