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diff --git a/test/tkt-c694113d5.test b/test/tkt-c694113d5.test
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+# 2018-07-24
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# This file implements regression tests for SQLite library. Specifically,
+# it tests that ticket [c694113e50321afdf952e2d1235b08ba663f8399]:
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+do_test tkt-c694113d5.100 {
+  sqlite3 db :memory:
+  db eval {
+    CREATE TABLE t1(a INTEGER PRIMARY KEY);
+    CREATE TABLE t2(d INTEGER PRIMARY KEY,e,f);
+    INSERT INTO t1(a) VALUES(1),(2),(3),(4);
+  }
+  set answer {}
+  db eval {SELECT a FROM t1 WHERE NOT EXISTS(SELECT 1 FROM t2 WHERE d=a)} {
+    if {$a==3} {
+      lappend answer "CREATE INDEX"
+      db eval {CREATE INDEX t2e ON t2(e);}
+    }
+    lappend answer "a=$a"
+  }
+  set answer
+} {a=1 a=2 {CREATE INDEX} a=3 a=4}
+    
+finish_test