public override bool Equals(Object obj)
{
if (obj == null || !(obj is PrimaryKeyColumn))
{
return(false);
}
PrimaryKeyColumn col = (PrimaryKeyColumn)obj;
return(this.Name.Equals(col.Name) && this.Value.Equals(col.Value));
}
/// <summary>
/// 获取所有的主键列。
/// <p>主键中包含的主键列的个数以及主键列的顺序与创建表时TableMeta中定义的一致。</p>
/// </summary>
/// <returns>The primary key columns.</returns>
public PrimaryKeyColumn[] GetPrimaryKeyColumns()
{
if (this == null)
{
return(null);
}
PrimaryKeyColumn[] keyColumns = new PrimaryKeyColumn[this.Count];
var enumerator = this.GetEnumerator();
for (var i = 0; enumerator.MoveNext(); i++)
{
keyColumns[i] = new PrimaryKeyColumn(enumerator.Current);
}
return(keyColumns);
}