Support prefix search in fulltext search

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ### Enhancements
 * <New feature description> (PR [#????](https://github.com/realm/realm-core/pull/????))
-* None.
+* Full text search supports searching for prefix only. Eg. "description TEXT 'alex*'" ([#6860](https://github.com/realm/realm-core/issues/6860))
 
 ### Fixed
 * <How do the end-user experience this issue? what was the impact?> ([#????](https://github.com/realm/realm-core/issues/????), since v?.?.?)

src/realm/bplustree.hpp

@@ -546,23 +546,6 @@ class BPlusTree : public BPlusTreeBase {
         });
     }
 
-
-    void dump_values(std::ostream& o, int level) const
-    {
-        std::string indent(" ", level * 2);
-
-        auto func = [&o, indent](BPlusTreeNode* node, size_t) {
-            LeafNode* leaf = static_cast<LeafNode*>(node);
-            size_t sz = leaf->size();
-            for (size_t i = 0; i < sz; i++) {
-                o << indent << leaf->get(i) << std::endl;
-            }
-            return IteratorControl::AdvanceToNext;
-        };
-
-        m_root->bptree_traverse(func);
-    }
-
 protected:
     LeafNode m_leaf_cache;
 

src/realm/column_integer.hpp

@@ -161,6 +161,15 @@ class IntegerColumn : public BPlusTree<int64_t> {
     {
         return IntegerColumnIterator(this, size());
     }
+
+    void dump_values(std::ostream& o, int level) const
+    {
+        std::string indent(level * 2, ' ');
+
+        for_all([&o, indent](auto i) {
+            o << indent << int(i) << std::endl;
+        });
+    }
 };
 
 inline int64_t IntegerColumnIterator::operator->() const