Class: OCI8::Metadata::View

Inherits:
Base
  • Object
show all
Defined in:
lib/oci8/metadata.rb

Overview

Information about views

An instance of this class is returned by:

  • OCI8#describe_any(name)

  • OCI8#describe_table(name, false)

  • OCI8#describe_view(name)

  • OCI8::Metadata::Schema#all_objects

  • OCI8::Metadata::Schema#objects

See also:

  • OCI8::Metadata::Base#obj_name

  • OCI8::Metadata::Base#obj_schema

Instance Method Summary collapse

Methods inherited from Base

#inspect, #obj_id, #obj_name, #obj_schema

Instance Method Details

#columns ⇒ array of OCI8::Metadata::Column

Returns column information of the view.

Returns:



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# File 'lib/oci8/metadata.rb', line 517

def columns
  @columns ||= list_columns.to_a
end

#num_cols ⇒ Integer

Returns number of columns

Returns:

  • (Integer) 


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# File 'lib/oci8/metadata.rb', line 484

def num_cols
  attr_get_ub2(OCI_ATTR_NUM_COLS)
end