[RFC PATCH v0 7/7] Keep EXPLAIN option completion current

---
 src/bin/psql/tab-complete.in.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bin/psql/tab-complete.in.c b/src/bin/psql/tab-complete.in.c
index b33490e7415..45712f4ac12 100644
--- a/src/bin/psql/tab-complete.in.c
+++ b/src/bin/psql/tab-complete.in.c
@@ -4525,8 +4525,8 @@ match_previous_words(int pattern_id,
 		if (ends_with(prev_wd, '(') || ends_with(prev_wd, ','))
 			COMPLETE_WITH("ANALYZE", "VERBOSE", "COSTS", "SETTINGS", "GENERIC_PLAN",
 						  "BUFFERS", "SERIALIZE", "WAL", "WAITS", "TIMING", "SUMMARY",
-						  "MEMORY", "FORMAT");
-		else if (TailMatches("ANALYZE|VERBOSE|COSTS|SETTINGS|GENERIC_PLAN|BUFFERS|WAL|WAITS|TIMING|SUMMARY|MEMORY"))
+						  "MEMORY", "IO", "FORMAT");
+		else if (TailMatches("ANALYZE|VERBOSE|COSTS|SETTINGS|GENERIC_PLAN|BUFFERS|WAL|WAITS|TIMING|SUMMARY|MEMORY|IO"))
 			COMPLETE_WITH("ON", "OFF");
 		else if (TailMatches("SERIALIZE"))
 			COMPLETE_WITH("TEXT", "NONE", "BINARY");
-- 
2.52.0