text: -- complain if script is sourced in psql, rather than via CREATE EXTENSION
  \echo Use "CREATE EXTENSION postgres_protobuf" to load this file. \quit
  
  CREATE FUNCTION protobuf_query_array(
      IN TEXT,  -- Query
      IN BYTEA  -- Binary protobuf
  )
      RETURNS TEXT[]
      AS 'MODULE_PATHNAME'
      LANGUAGE C STRICT STABLE;
  