CollectionUdfSource

集合函数库：import 'net.hasor.dataql.sdk.CollectionUdfSource' as collect;

DateTimeUdfSource

时间函数库：import 'net.hasor.dataql.sdk.DateTimeUdfSource' as time;

IdentifierUdfSource

ID函数库：import 'net.hasor.dataql.sdk.IdentifierUdfSource' as ids;

StateUdfSource

状态函数库：import 'net.hasor.dataql.sdk.StateUdfSource' as state;

StringUdfSource

字符串函数库：import 'net.hasor.dataql.sdk.StringUdfSource' as string;