@@ -434,8 +434,8 @@ typedef struct TableAmRoutine
434434 *
435435 * Note that only the subset of the relcache filled by
436436 * RelationBuildLocalRelation() can be relied upon and that the relation's
437- * catalog entrieseither will either not yet exist (new relation), or
438- *will still reference the old relfilenode.
437+ * catalog entries will either not yet exist (new relation), or will still
438+ * reference the old relfilenode.
439439 *
440440 * As output *freezeXid, *minmulti must be set to the values appropriate
441441 * for pg_class.{relfrozenxid, relminmxid}. For AMs that don't need those
@@ -591,7 +591,7 @@ typedef struct TableAmRoutine
591591 * See table_relation_estimate_size().
592592 *
593593 * While block oriented, it shouldn't be too hard for an AM that doesn't
594- *doesn't internally use blocks to convert into a usable representation.
594+ * internally use blocks to convert into a usable representation.
595595 *
596596 * This differs from the relation_size callback by returning size
597597 * estimates (both relation size and tuple count) for planning purposes,
@@ -967,7 +967,7 @@ table_index_fetch_end(struct IndexFetchTableData *scan)
967967 *
968968 * *all_dead, if all_dead is not NULL, will be set to true by
969969 * table_index_fetch_tuple() iff it is guaranteed that no backend needs to see
970- * that tuple. Index AMs can use thatdo avoid returning that tid in future
970+ * that tuple. Index AMs can use thatto avoid returning that tid in future
971971 * searches.
972972 *
973973 * The difference between this function and table_fetch_row_version is that
@@ -1014,8 +1014,8 @@ extern bool table_index_fetch_tuple_check(Relation rel,
10141014 * true, false otherwise.
10151015 *
10161016 * See table_index_fetch_tuple's comment about what the difference between
1017- * these functions is.This function isthe correct to use outside of
1018- *index entry->table tuple lookups.
1017+ * these functions is.It is correct to usethis function outside of index
1018+ * entry->table tuple lookups.
10191019 */
10201020static inline bool
10211021table_tuple_fetch_row_version (Relation rel ,
