From 65ef53733a6214f5a87bdd4c6ad573760b0acfbb Mon Sep 17 00:00:00 2001
From: Yaobin Chen <alpass163@163.com>
Date: Mon, 8 Jun 2026 15:53:45 +0800
Subject: [PATCH] support calculation point project with calc-graph of fuzzy
 search by graph name or description

---
 .../antlr4/org/apache/iotdb/db/qp/sql/IoTDBSqlParser.g4  | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/iotdb-core/antlr/src/main/antlr4/org/apache/iotdb/db/qp/sql/IoTDBSqlParser.g4 b/iotdb-core/antlr/src/main/antlr4/org/apache/iotdb/db/qp/sql/IoTDBSqlParser.g4
index 3e94667a2faa5..39c854ac15c03 100644
--- a/iotdb-core/antlr/src/main/antlr4/org/apache/iotdb/db/qp/sql/IoTDBSqlParser.g4
+++ b/iotdb-core/antlr/src/main/antlr4/org/apache/iotdb/db/qp/sql/IoTDBSqlParser.g4
@@ -878,9 +878,18 @@ dropCalcPoint
 
 showCalcPoint
     : SHOW CALCULATION POINTS prefixPath
+      calcPointWhereClause?
       rowPaginationClause?
     ;
 
+calcPointWhereClause
+    : WHERE calcPointContainsExpression
+    ;
+
+calcPointContainsExpression
+    : filterKey=identifier operator_contains value=STRING_LITERAL
+    ;
+
 viewColumnDefinition
     : identifier columnCategory=(TAG | TIME | FIELD) comment?
     | identifier type (columnCategory=(TAG | TIME | FIELD))? comment?