Fixed bug #7710 : Expression index - more than one null value cause a…

…ttempt to store duplicate value error - FB5.0 beta 2
FirebirdSQL · Aug 17, 2023 · a41b610 · a41b610
1 parent 1560b52
commit a41b610
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/jrd/btr.cpp b/src/jrd/btr.cpp
@@ -561,10 +561,12 @@ idx_e IndexKey::compose(Record* record)
 				else
 				{
 					desc_ptr = nullptr;
-					m_key.key_nulls = 1;
 				}
 			}
 
+			if (!desc_ptr)
+				m_key.key_nulls = 1;
+
 			m_key.key_flags |= key_empty;
 
 			compress(m_tdbb, desc_ptr, &m_key, tail->idx_itype, descending, m_keyType);