Class: Vertica::Messages::RowDescription
- Inherits:
-
BackendMessage
- Object
- Message
- BackendMessage
- Vertica::Messages::RowDescription
- Defined in:
- lib/vertica/messages/backend_messages/row_description.rb
Constant Summary
Constants inherited from BackendMessage
Instance Attribute Summary collapse
-
#fields ⇒ Object
readonly
Returns the value of attribute fields.
Instance Method Summary collapse
-
#initialize(data) ⇒ RowDescription
constructor
A new instance of RowDescription.
Methods inherited from BackendMessage
Methods inherited from Message
Constructor Details
#initialize(data) ⇒ RowDescription
Returns a new instance of RowDescription.
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# File 'lib/vertica/messages/backend_messages/row_description.rb', line 8 def initialize(data) @fields = [] field_count = data.unpack('n').first pos = 2 field_count.times do |field_index| field_info = data.unpack("@#{pos}Z*NnNnNn") @fields << { :name => field_info[0], :table_oid => field_info[1], :attribute_number => field_info[2], :data_type_oid => field_info[3], :data_type_size => field_info[4], :type_modifier => field_info[5], :format_code => field_info[6], } pos += 19 + field_info[0].size end end |
Instance Attribute Details
#fields ⇒ Object (readonly)
Returns the value of attribute fields.
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# File 'lib/vertica/messages/backend_messages/row_description.rb', line 6 def fields @fields end |