diff --git a/src/sql/engine/basic/ob_json_table_op.cpp b/src/sql/engine/basic/ob_json_table_op.cpp
index 2c7ed421b4..af794491ab 100644
--- a/src/sql/engine/basic/ob_json_table_op.cpp
+++ b/src/sql/engine/basic/ob_json_table_op.cpp
@@ -1334,6 +1334,7 @@ int JtColNode::check_col_res_type(JtScanCtx* ctx)
     } else {
       if (ob_is_json_tc(obj_type)) {
         ret = OB_ERR_USAGE_KEYWORD;
+        LOG_WARN("invalid usage of keyword EXISTS", K(ret));
       } else {
         ret = OB_ERR_NON_NUMERIC_CHARACTER_VALUE;
         SET_COVER_ERROR(ctx, ret);
diff --git a/src/sql/ob_dml_stmt_printer.cpp b/src/sql/ob_dml_stmt_printer.cpp
index 6b38be1f00..12890b9c03 100644
--- a/src/sql/ob_dml_stmt_printer.cpp
+++ b/src/sql/ob_dml_stmt_printer.cpp
@@ -699,7 +699,10 @@ int ObDMLStmtPrinter::print_json_table_nested_column(const TableItem *table_item
       } else if (col_info.col_type_ == static_cast<int32_t>(COL_TYPE_QUERY)) {
         // to print returning type
         OZ (print_json_return_type(col_info.res_type_, col_info.data_type_));
-        DATA_PRINTF(" format json");
+        ObObjType cast_type = col_info.data_type_.get_obj_type();
+        if (cast_type != ObJsonType){
+          DATA_PRINTF(" format json");
+        }
         if (OB_FAIL(ret)) {
         } else if (col_info.allow_scalar_ == 0) {
           DATA_PRINTF(" allow scalars");
diff --git a/src/sql/ob_sql_define.h b/src/sql/ob_sql_define.h
index 3dae7658c5..6a6e62d36a 100644
--- a/src/sql/ob_sql_define.h
+++ b/src/sql/ob_sql_define.h
@@ -114,7 +114,8 @@ enum JtColType {
   COL_TYPE_EXISTS, // 2
   COL_TYPE_QUERY, // 3
   COL_TYPE_VALUE, // 4
-  NESTED_COL_TYPE = 5,
+  NESTED_COL_TYPE, // 5
+  COL_TYPE_QUERY_JSON_COL = 6,
 };
 
 enum ObNameTypeClass
diff --git a/src/sql/resolver/dml/ob_dml_resolver.cpp b/src/sql/resolver/dml/ob_dml_resolver.cpp
index 0169276d7b..6deabd88e8 100755
--- a/src/sql/resolver/dml/ob_dml_resolver.cpp
+++ b/src/sql/resolver/dml/ob_dml_resolver.cpp
@@ -7796,9 +7796,13 @@ int ObDMLResolver::resolve_json_table_column_type(const ParseNode &parse_tree,
   if (col_type == COL_TYPE_ORDINALITY) {
     data_type.set_int();
     data_type.set_accuracy(ObAccuracy::DDL_DEFAULT_ACCURACY[ObInt32Type]);
+  } else if (col_type == COL_TYPE_QUERY && obj_type == ObJsonType) {
+    ret = OB_ERR_INVALID_DATA_TYPE_RETURNING;
+    LOG_WARN("failed to resolve column, not support return json in query column define", K(ret));
   } else if (col_type == COL_TYPE_EXISTS
              || col_type == COL_TYPE_VALUE
-             || col_type == COL_TYPE_QUERY) {
+             || col_type == COL_TYPE_QUERY
+             || col_type == COL_TYPE_QUERY_JSON_COL) {
     if (ObNumberType == obj_type
         && parse_tree.int16_values_[2] == -1 && parse_tree.int16_values_[3] == 0) {
       obj_type = ObIntType;
@@ -7957,7 +7961,7 @@ int ObDMLResolver::resolve_json_table_regular_column(const ParseNode &parse_tree
     LOG_WARN("internal error find jt column failed", K(ret));
   } else if ((col_type == COL_TYPE_EXISTS && parse_tree.num_child_ != 4) ||
              (col_type == COL_TYPE_VALUE && parse_tree.num_child_ != 5) ||
-             (col_type == COL_TYPE_QUERY && parse_tree.num_child_ != 6) ||
+             ((col_type == COL_TYPE_QUERY || col_type == COL_TYPE_QUERY_JSON_COL) && parse_tree.num_child_ != 6) ||
              (col_type == COL_TYPE_ORDINALITY && parse_tree.num_child_ != 2)) {
     ret = OB_ERR_UNEXPECTED;
     LOG_WARN("fail to resolve json table regular column", K(ret), K(parse_tree.num_child_), K(col_type));
@@ -8012,7 +8016,7 @@ int ObDMLResolver::resolve_json_table_regular_column(const ParseNode &parse_tree
             }
           }
         }
-      } else if (col_type == COL_TYPE_QUERY) {
+      } else if (col_type == COL_TYPE_QUERY || col_type == COL_TYPE_QUERY_JSON_COL) {
         const ParseNode* scalar_node = parse_tree.children_[2];
         const ParseNode* wrapper_node = parse_tree.children_[3];
         const ParseNode* path_node = parse_tree.children_[4];
@@ -8320,7 +8324,8 @@ int ObDMLResolver::resolve_json_table_column_item(const ParseNode &parse_tree,
       if (col_type == COL_TYPE_VALUE ||
           col_type == COL_TYPE_QUERY ||
           col_type == COL_TYPE_EXISTS ||
-          col_type == COL_TYPE_ORDINALITY) {
+          col_type == COL_TYPE_ORDINALITY ||
+          col_type == COL_TYPE_QUERY_JSON_COL) {
         if (OB_FAIL(resolve_json_table_regular_column(*cur_node, table_item, cur_col_def, cur_node_id, id, cur_column_id))) {
           LOG_WARN("resolve column defination in json table failed.", K(ret), K(cur_node->value_));
         } else if (OB_ISNULL(cur_col_def)) {