BulkImportQuery = PeriodicCommitHint, [SP], LoadCSVQuery ;
PeriodicCommitHint = (U,S,I,N,G), SP, (P,E,R,I,O,D,I,C), SP, (C,O,M,M,I,T), [SP, IntegerLiteral] ;
LoadCSVQuery = LoadCSV, SingleQuery ;
SingleQuery = SinglePartQuery
| MultiPartQuery
;