EF.Core EF模型定义复合主键

//定义复合主键,方式1
builder.Entity<ICBOMChild>().HasKey(key => new { key.FEntryID, key.FInterID });

//定义复合主键,方式2
//builder.Entity<t_VoucherEntry>().HasKey(p => new { p.FVoucherID, p.FEntryID });
builder.Entity<t_VoucherEntry>().HasKey("FVoucherID", "FEntryID");