Beispiel #1
0
        public static ForeignKeyDefinition GetForeignKeyDefinition(Type modelType, PropertyInfo propertyInfo,
                                                                   ForeignKeyAttribute attribute, string columnName, string tableName)
        {
            var referencedTable      = attribute.Type.FirstAttribute <TableNameAttribute>();
            var referencedPrimaryKey = attribute.Type.FirstAttribute <PrimaryKeyAttribute>();

            string referencedColumn = string.IsNullOrEmpty(attribute.Column)
                                          ? referencedPrimaryKey.Value
                                          : attribute.Column;

            string foreignKeyName = string.IsNullOrEmpty(attribute.Name)
                                        ? string.Format("FK_{0}_{1}_{2}", tableName, referencedTable.Value, referencedColumn)
                                        : attribute.Name;

            var definition = new ForeignKeyDefinition
            {
                Name         = foreignKeyName,
                ForeignTable = tableName,
                PrimaryTable = referencedTable.Value,
                OnDelete     = attribute.OnDelete,
                OnUpdate     = attribute.OnUpdate
            };

            definition.ForeignColumns.Add(columnName);
            definition.PrimaryColumns.Add(referencedColumn);

            return(definition);
        }
        public static ForeignKeyDefinition GetForeignKeyDefinition(Type modelType, PropertyInfo propertyInfo,
                                                                   ForeignKeyAttribute attribute, string columnName, string tableName)
        {
            var referencedTable = attribute.Type.FirstAttribute<TableNameAttribute>();
            var referencedPrimaryKey = attribute.Type.FirstAttribute<PrimaryKeyAttribute>();

            string referencedColumn = string.IsNullOrEmpty(attribute.Column)
                                          ? referencedPrimaryKey.Value
                                          : attribute.Column;

            string foreignKeyName = string.IsNullOrEmpty(attribute.Name)
                                        ? string.Format("FK_{0}_{1}_{2}", tableName, referencedTable.Value, referencedColumn)
                                        : attribute.Name;

            var definition = new ForeignKeyDefinition
                                 {
                                     Name = foreignKeyName,
                                     ForeignTable = tableName,
                                     PrimaryTable = referencedTable.Value
                                 };
            definition.ForeignColumns.Add(columnName);
            definition.PrimaryColumns.Add(referencedColumn);

            return definition;
        }
 public DeleteForeignKeyExpression(DatabaseProviders current, DatabaseProviders[] databaseProviders)
     : base(current, databaseProviders)
 {
     ForeignKey = new ForeignKeyDefinition();
 }
 public DeleteForeignKeyExpression()
 {
     ForeignKey = new ForeignKeyDefinition();
 }
 public CreateForeignKeyExpression()
 {
     ForeignKey = new ForeignKeyDefinition();
 }