docs(db_joins): Update example with dplyr::join_by

R/db_joins.R

@@ -43,13 +43,13 @@
 #'   # But you can activate R's usual behaviour with the na_matches argument
 #'   left_join(db, label, by = "x", na_matches = "na")
 #'
-#'   # By default, joins are equijoins, but you can use `sql_on` to
+#'   # By default, joins are equijoins, but you can use `dplyr::join_by()` to
 #'   # express richer relationships
-#'   db1 <- memdb_frame(x = 1:5)
-#'   db2 <- memdb_frame(x = 1:3, y = letters[1:3])
+#'   db1 <- memdb_frame(id = 1:5)
+#'   db2 <- memdb_frame(id = 1:3, y = letters[1:3])
 #'
 #'   left_join(db1, db2) |> show_query()
-#'   left_join(db1, db2, sql_on = "LHS.x < RHS.x") |> show_query()
+#'   left_join(db1, db2, by = join_by(x$id < y$id)) |> show_query()
 #' @seealso [dplyr::mutate-joins] which this function wraps.
 #' @seealso [dbplyr::join.tbl_sql] which this function wraps.
 #' @seealso [dplyr::show_query]