因此,我编写了一个类Historian<T>,它用作包装器,并将在应用程序的业务模型中使用。public class Book private Historian<string> _Title = new Historian<string>();
public int BookID我能否拦截由EFC调用的构造函数来正确初始化我的Historian.OriginalValue?或者,在初始化对象以设置Historian.OriginalValue之后
我想要做的是,只有在"ParameterName“列等于”Historian Timestamp“时才执行转换。 JOIN PIUser u on u.UserId = cd.UserId
WHERE p.Name ='Historian║ 42:01.8 ║ Jason ║ Turan ║ 2016-12-05T13:36:34 ║ Historian
我使用的是PostgreSQL 12.5,由Visual C++ build 1914编译,64位,我有下表:with row_count as (select COUNT(*) as c from historian_new_data_id_v2) c as"number of rows",
pg_size_pretty(pg_total_relation_size('