schema.py 文件源码

def create_metadata_secondary_index(conn, dbname):
    logger.info('Create `metadata` secondary index.')

    # unique index on the id of the metadata.
    # the id is the txid of the transaction for which the metadata
    # was specified
    conn.conn[dbname]['metadata'].create_index('id',
                                               name='transaction_id',
                                               unique=True)

    # full text search index
    conn.conn[dbname]['metadata'].create_index([('$**', TEXT)], name='text')