Fixed an issue where EXPLAIN should run on query under cursor if no text is selected. #9297

docs/en_US/query_tool.rst

@@ -275,6 +275,8 @@ the drop down on the right side of *Explain Analyze* button in the toolbar.
 
 Please note that pgAdmin generates the *Explain [Analyze]* plan in JSON format.
 
+**Note**: If multiple queries are present and none is selected, *Explain [Analyze]* runs the query located at the cursor position.
+
 On successful generation of *Explain* plan, it will create three tabs/panels
 under the Explain panel.
 

web/pgadmin/tools/sqleditor/static/js/components/sections/Query.jsx

@@ -146,8 +146,8 @@ export default function Query({onTextSelect, setQtStatePartial}) {
         const regex = /\$SELECTION\$/gi;
         query =  macroSQL.replace(regex, query);
         external = true;
-      } else if(executeCursor) {
-        /* Execute query at cursor position */
+      } else if(executeCursor || explainObject) {
+        /* Execute query at cursor position or explain query at cursor position */
         query = query || editor.current?.getQueryAt(editor.current?.state.selection.head).value || '';
       } else {
         /* Normal execution */