Physical Query Operator

  • BinaryExecNode
    Binary physical operator with two child left and right physical operators

  • LeafExecNode
    Leaf physical operator with no children
    By default, the set of all attributes that are produced is exactly the set of attributes that are output.

  • UnaryExecNode
    Unary physical operator with one child physical operator

猜你喜欢

转载自blog.csdn.net/zhixingheyi_tian/article/details/86362338