chore(*): address comments and other fixes

Author: igdmdimitrov

projects/igniteui-angular/src/lib/grids/hierarchical-grid/hierarchical-grid.component.ts

@@ -575,10 +575,12 @@ export class IgxHierarchicalGridComponent extends IgxHierarchicalGridBaseDirecti
     }
 
     /**
-     * Gets/Sets the collection of `EntityType` objects represented in hierarchical structure, which will be used in the advanced filtering dialog.
-     *
+     * Gets/Sets the schema for the hierarchical grid.
+     * This schema defines the structure and properties of the data displayed in the grid.
+     * @Input()
+     * @param {EntityType[]} entities - An array of EntityType objects representing the grid's schema.
      * @remarks
-     * This property is required in remote data scenarios.
+     * This property is required in remote data filtering scenarios.
      * @example
      * ```typescript
      * const schema = this.grid.schema;

projects/igniteui-angular/src/lib/query-builder/query-builder-tree.component.ts

@@ -194,8 +194,8 @@ export class IgxQueryBuilderTreeComponent implements AfterViewInit, OnDestroy {
     public set expressionTree(expressionTree: IExpressionTree) {
         this._expressionTree = expressionTree;
         if (!expressionTree) {
-            this._selectedEntity = this.isAdvancedFiltering() ? this.entities[0] : null;
-            this._selectedReturnFields = this._selectedEntity?.fields?.map(f => f.field);
+            this._selectedEntity = this.isAdvancedFiltering() && this.entities.length === 1 ? this.entities[0] : null;
+            this._selectedReturnFields = this._selectedEntity ? this._selectedEntity.fields?.map(f => f.field) : [];
         }
 
         if (!this._preventInit) {
@@ -835,7 +835,6 @@ export class IgxQueryBuilderTreeComponent implements AfterViewInit, OnDestroy {
      * @hidden @internal
      */
     public commitOperandEdit() {
-        console.log('commitOperandEdit');
         const actualSearchValue = this.searchValue.value;
         if (this._editedExpression) {
             this._editedExpression.expression.fieldName = this.selectedField.field;