private SqlFragment GenerateForMaintenanceCreateRelation(GenerateContext context)
{
var operate = (DbCreateDropRelationOperate)context.Data.Operate;
var fragment = new CreateRelationFragment(context, operate.ForeignName)
{
Foreign = new ObjectNameFragment(context, operate.Foreign.Name, operate.Foreign.Schema),
Principal = new ObjectNameFragment(context, operate.Principal.Name, operate.Principal.Schema),
ForeignKeys = operate.Pairs.Select(a => a.ForeignKey.Name).ToArray(),
PrincipalKeys = operate.Pairs.Select(a => a.PrincipalKey.Name).ToArray()
};
return(fragment);
}
/// <summary>
/// 生成创建关系语句片段。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForMaintenanceCreateRelation(GenerateContext context)
{
var operate = (DbCreateDropRelationOperate)context.Data.Operate;
var name = context.ConvertName(operate.Name);
var fragment = new CreateRelationFragment(context, name)
{
Foreign = new ObjectNameFragment(context, operate.Foreign.Name, operate.Foreign.Schema),
Principal = new ObjectNameFragment(context, operate.Principal.Name, operate.Principal.Schema),
ForeignKeys = operate.Pairs.Select(a => a.ForeignKey.Name).ToArray(),
PrincipalKeys = operate.Pairs.Select(a => a.PrincipalKey.Name).ToArray()
};
if (operate.Action != null)
{
var action = operate.Action;
fragment.Update = action.Update;
fragment.Delete = action.Delete;
}
return(fragment);
}
