由于SQLite不支持ENUM，因此不能在那里使用它。如果您需要强制一个类似枚举的字段，并以一种独立于平台的方式来执行，那么您需要在代码中执行，而不是在Map配置中。例如，定义对构造函数/设置函数等的限制，检查$foo的值是否在某些可接受的值范围内，使用Assert或类似的操作。如果您的集成测试基础结构与您的真实的应用程序平台不
As we get closer to a release, it is time to mention a few less known LINQ to SQL (fka DLinq) features that I get emails about. Here is the first in the series about enum mapping. Here is an example based on the northwind database that enhances the usual generated Northwind DataContex...
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We have a person model with one field Occupation which is a Enum, its throwing error in swagger and , if I change to string ,no error. is there any way I can use the enum as model field and apply required field validation that, user can only enter the values matching to the enum ...
(Optional) Set the SqlStandardLogin and SqlStandardPassword or SecureSqlStandardPassword fields of DistributorSecurity when using SQL Server Authentication to connect to the Distributor. Call the Create method. Using the instance of the TransPublication class from step 2, call the MakePullSubscriptionWe...
As you know, this happens to be the path to the first subkey found in the Test key.So now what happens? Well, the DeleteSubkeys subroutine will call the EnumKey method to determine whether Subkey 1 has any subkeys of its own. As it turns out, it does. Because of that we call ...
How mSQL 2.0 SQL syntax differs from MySQL Column types MySQL server Has the following additional types (among others; see Section 6.5.3): ENUM type for one of a set of strings. SET type for many of a set of strings. BIGINT type for 64-bit integers. MySQL server also supports the ...
enum PrimitiveType { Bool = 0, Byte, Char, DateTime, DateTimeOffset, Decimal, Double, Float, Guid, Int, Null, Long, SByte, Short, String, TimeSpan, Type, UInt, ULong, Uri, UShort, XmlQualifiedName, Unavailable = 99 } } } This example does not demonstrate how to deserialize complex ...
If a class is not preloaded, this computation will happen the first time an instance of that class is encountered, resulting in slowdown on the first call.Another reason to preload a class is situations where an abstract superclass might be read without the subclasses being seen by the Aero...
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