AMashenkov commented on code in PR #1754:
URL: https://github.com/apache/ignite-3/pull/1754#discussion_r1132430676
##########
modules/runner/src/integrationTest/java/org/apache/ignite/internal/runner/app/ItIgniteNodeRestartTest.java:
##########
@@ -663,6 +665,68 @@ public void emptyNodeTest() {
assertEquals(DEFAULT_NODE_PORT, nodePort);
}
+ /**
+ * Check correctness of return results after node restart.
+ * Scenario:
+ * <ol>
+ * <li>Start two nodes and fill the data.</li>
+ * <li>Create index.</li>
+ * <li>Check explain contain index scan.</li>
+ * <li>Check return results.</li>
+ * <li>Restart one node.</li>
+ * <li>Run query and compare results.</li>
+ * </ol>
+ */
+ @Test
+ public void testQueryCorrectnessAfterNodeRestart() throws
InterruptedException {
+ IgniteImpl ignite1 = startNode(0);
+
+ createTableWithoutData(ignite1, TABLE_NAME, 2, 1);
+
+ IgniteImpl ignite2 = startNode(1);
+
+ String sql = "SELECT id FROM " + TABLE_NAME + " WHERE id > 0 ORDER BY
id";
+
+ int intRes;
+
+ try (Session session1 = ignite1.sql().createSession(); Session
session2 = ignite2.sql().createSession()) {
+ session1.execute(null, "CREATE INDEX idx1 ON " + TABLE_NAME +
"(id)");
+
+ waitForIndex(List.of(ignite1, ignite2), "idx1");
+
+ createTableWithData(List.of(ignite1), TABLE_NAME, 2, 1);
+
+ ResultSet<SqlRow> plan = session1.execute(null, "EXPLAIN PLAN FOR
" + sql);
+
+ String planStr = plan.next().stringValue(0);
+
+ assertTrue(planStr.contains("IndexScan"));
+
+ ResultSet<SqlRow> res1 = session1.execute(null, sql);
+
+ ResultSet<SqlRow> res2 = session2.execute(null, sql);
+
+ intRes = res1.next().intValue(0);
+
+ assertEquals(intRes, res2.next().intValue(0));
+
+ res1.close();
+
+ res2.close();
+ }
+
+ // Uncomment after IGNITE-18203
Review Comment:
```suggestion
//TODO Uncomment after IGNITE-18203
```
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