primary_key_specification [AVG DISTINCT numeric] [KEY FORMAT key_format_name] [INSERT KEY (m_execute)] AT literal] [END AT literal] [SKIP SEARCH OPTIMIZATION] [ALLOW NULL VALUES] [PRESELECT(m_execute)] [CALCULATE KEY (m_execute)] [VALID KEY (m_expression)] [END IF (m_expression)] [POSTSELECT (m_execute)] Rule KEY FORMAT and ALLOW NULL VALUES may only be used with indices. Similarly, INSERT KEY may only be used with tables.
primary_key_specification [AVG DISTINCT numeric] [KEY FORMAT key_format_name] [INSERT KEY (m_execute)] AT literal] [END AT literal] [SKIP SEARCH OPTIMIZATION] [ALLOW NULL VALUES] [PRESELECT(m_execute)] [CALCULATE KEY (m_execute)] [VALID KEY (m_expression)] [END IF (m_expression)] [POSTSELECT (m_execute)] Rule KEY FORMAT and ALLOW NULL VALUES may only be used with indices. Similarly, INSERT KEY may only be used with tables.
_new_data_dictionary.docx