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-rw-r--r--contrib/amcheck/sql/check_btree.sql17
1 files changed, 17 insertions, 0 deletions
diff --git a/contrib/amcheck/sql/check_btree.sql b/contrib/amcheck/sql/check_btree.sql
index 033c04b..e2f47fc 100644
--- a/contrib/amcheck/sql/check_btree.sql
+++ b/contrib/amcheck/sql/check_btree.sql
@@ -135,6 +135,22 @@ CREATE INDEX bttest_a_expr_idx ON bttest_a ((ifun(id) + ifun(0)))
SELECT bt_index_check('bttest_a_expr_idx', true);
+-- Check support of both 1B and 4B header sizes of short varlena datum
+CREATE TABLE varlena_bug (v text);
+ALTER TABLE varlena_bug ALTER column v SET storage plain;
+INSERT INTO varlena_bug VALUES ('x');
+COPY varlena_bug from stdin;
+x
+\.
+CREATE INDEX varlena_bug_idx on varlena_bug(v);
+SELECT bt_index_check('varlena_bug_idx', true);
+
+-- Also check that we compress varlena values, which were previously stored
+-- uncompressed in index.
+INSERT INTO varlena_bug VALUES (repeat('Test', 250));
+ALTER TABLE varlena_bug ALTER COLUMN v SET STORAGE extended;
+SELECT bt_index_check('varlena_bug_idx', true);
+
-- cleanup
DROP TABLE bttest_a;
DROP TABLE bttest_b;
@@ -144,3 +160,4 @@ DROP TABLE toast_bug;
DROP FUNCTION ifun(int8);
DROP OWNED BY regress_bttest_role; -- permissions
DROP ROLE regress_bttest_role;
+DROP TABLE varlena_bug;