test: add ssts limit compat case (#8427)

Signed-off-by: discord9 <discord9@163.com>

tests/compatibility/cases/ssts_limit_old_manifest/case.toml

@@ -0,0 +1,8 @@
+name = "ssts_limit_old_manifest"
+reason = "Verify distributed information_schema.ssts_manifest LIMIT queries over SSTs written by old binaries obey a global limit."
+introduced_by = "PR #8412"
+topologies = ["distributed"]
+from_range = ["*"]
+to_range = [">v1.1.1"]
+features = ["information_schema", "sst", "metadata", "table", "query"]
+owner = "query"

tests/compatibility/cases/ssts_limit_old_manifest/setup.sql

@@ -0,0 +1,17 @@
+CREATE TABLE ssts_limit_old_manifest_table (
+  a INT PRIMARY KEY,
+  b STRING,
+  ts TIMESTAMP TIME INDEX
+)
+PARTITION ON COLUMNS (a) (
+  a < 1000,
+  a >= 1000 AND a < 2000,
+  a >= 2000
+);
+
+INSERT INTO ssts_limit_old_manifest_table VALUES
+  (500, 'a', '2026-07-06 00:00:00+0000'),
+  (1500, 'b', '2026-07-06 00:01:00+0000'),
+  (2500, 'c', '2026-07-06 00:02:00+0000');
+
+ADMIN FLUSH_TABLE('ssts_limit_old_manifest_table');

tests/compatibility/cases/ssts_limit_old_manifest/verify.result

@@ -0,0 +1,35 @@
+SELECT COUNT(DISTINCT node_id) > 1 AS has_multi_datanodes
+FROM information_schema.ssts_manifest;
+
++---------------------+
+| has_multi_datanodes |
++---------------------+
+| true                |
++---------------------+
+
+SELECT COUNT(*) AS limited_rows
+FROM (
+  SELECT region_id
+  FROM information_schema.ssts_manifest
+  LIMIT 1
+);
+
++--------------+
+| limited_rows |
++--------------+
+| 1            |
++--------------+
+
+SELECT COUNT(*) AS filtered_limited_rows
+FROM (
+  SELECT region_id
+  FROM information_schema.ssts_manifest
+  WHERE region_id > 0
+  LIMIT 1
+);
+
++-----------------------+
+| filtered_limited_rows |
++-----------------------+
+| 1                     |
++-----------------------+

tests/compatibility/cases/ssts_limit_old_manifest/verify.sql

@@ -0,0 +1,17 @@
+SELECT COUNT(DISTINCT node_id) > 1 AS has_multi_datanodes
+FROM information_schema.ssts_manifest;
+
+SELECT COUNT(*) AS limited_rows
+FROM (
+  SELECT region_id
+  FROM information_schema.ssts_manifest
+  LIMIT 1
+);
+
+SELECT COUNT(*) AS filtered_limited_rows
+FROM (
+  SELECT region_id
+  FROM information_schema.ssts_manifest
+  WHERE region_id > 0
+  LIMIT 1
+);