Class: Outhad::Integrations::Source::Oracle::Client

Inherits:
SourceConnector
  • Object
show all
Defined in:
lib/outhad/integrations/source/oracle_db/client.rb

Instance Method Summary collapse

Instance Method Details

#check_connection(connection_config) ⇒ Object 



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# File 'lib/outhad/integrations/source/oracle_db/client.rb', line 7

def check_connection(connection_config)
  connection_config = connection_config.with_indifferent_access
  create_connection(connection_config)
  ConnectionStatus.new(
    status: ConnectionStatusType["succeeded"]
  ).to_outhad_message
rescue StandardError => e
  ConnectionStatus.new(
    status: ConnectionStatusType["failed"], message: e.message
  ).to_outhad_message
end

#discover(connection_config) ⇒ Object 



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# File 'lib/outhad/integrations/source/oracle_db/client.rb', line 19

def discover(connection_config)
  records = []
  connection_config = connection_config.with_indifferent_access
  query = "SELECT table_name, column_name, data_type, nullable
           FROM all_tab_columns
           WHERE owner = '#{connection_config[:username].upcase}'
           ORDER BY table_name, column_id"
  conn = create_connection(connection_config)
  cursor = conn.exec(query)
  while (row = cursor.fetch)
    records << row
  end
  catalog = Catalog.new(streams: create_streams(records))
  catalog.to_outhad_message
rescue StandardError => e
  handle_exception(
    "ORACLE:DISCOVER:EXCEPTION",
    "error",
    e
  )
end

#read(sync_config) ⇒ Object 



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# File 'lib/outhad/integrations/source/oracle_db/client.rb', line 41

def read(sync_config)
  connection_config = sync_config.source.connection_specification.with_indifferent_access
  query = sync_config.model.query
  db = create_connection(connection_config)
  query(db, query)
rescue StandardError => e
  handle_exception(e, {
                     context: "ORACLE:READ:EXCEPTION",
                     type: "error",
                     sync_id: sync_config.sync_id,
                     sync_run_id: sync_config.sync_run_id
                   })
end