Module: Activerecord::Oracle::Queue::Schema::Statements

Defined in:
lib/activerecord/oracle/queue/schema.rb

Instance Method Summary collapse

Instance Method Details

#add_queue(queue_name, payload_name: "message_t", payload_object: "json VARCHAR2(4000)") ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/activerecord/oracle/queue/schema.rb', line 21

def add_queue(queue_name, payload_name: "message_t", payload_object: "json VARCHAR2(4000)")
  schema, queue_name = remove_schema_from_queue_name(queue_name)

  raise ArgumentError, "The queue name can not be longer than 20 chars." if queue_name.length > 20

  add_queue_message_type(payload_name, payload_object)
  execute("    BEGIN\n      DBMS_AQADM.CREATE_QUEUE_TABLE(\n        queue_table        => '\#{queue_name}_tab',\n        queue_payload_type => '\#{payload_name}'\n      );\n\n      DBMS_AQADM.CREATE_QUEUE(\n        queue_name  => '\#{queue_name}',\n        queue_table => '\#{queue_name}_tab'\n      );\n\n      DBMS_AQADM.START_QUEUE(\n        queue_name => '\#{queue_name}'\n      );\n    END;\n  SQL\n  add_queue_package(binding)\nend\n")

#remove_queue(queue_name, payload_name: "message_t") ⇒ Object 



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# File 'lib/activerecord/oracle/queue/schema.rb', line 47

def remove_queue(queue_name, payload_name: "message_t")
  schema, queue_name = remove_schema_from_queue_name(queue_name)

  execute("    BEGIN\n      DBMS_AQADM.STOP_QUEUE(\n        queue_name => '\#{queue_name}'\n      );\n\n      DBMS_AQADM.DROP_QUEUE(\n        queue_name => '\#{queue_name}'\n      );\n\n      DBMS_AQADM.DROP_QUEUE_TABLE(\n        queue_table => '\#{queue_name}_tab'\n      );\n    END;\n  SQL\n  remove_queue_message_type(payload_name)\n  execute(\"DROP PACKAGE \#{queue_name}_queue\")\nend\n")