[Build] fix build fail when WITH_MYSQL=OFF (#18021)

be/src/pipeline/CMakeLists.txt

@@ -29,7 +29,6 @@ set(PIPELINE_FILES
         task_scheduler.cpp
         exec/operator.cpp
         exec/scan_operator.cpp
-        exec/mysql_scan_operator.cpp
         exec/schema_scan_operator.cpp
         exec/datagen_operator.cpp
         exec/empty_set_operator.cpp
@@ -61,6 +60,12 @@ set(PIPELINE_FILES
         exec/select_operator.cpp
         exec/empty_source_operator.cpp)
 
+if (WITH_MYSQL)
+    set(PIPELINE_FILES
+            ${PIPELINE_FILES}
+            exec/mysql_scan_operator.cpp)
+endif ()
+
 add_library(Pipeline STATIC
         ${PIPELINE_FILES}
         )

be/src/pipeline/pipeline_fragment_context.cpp

@@ -559,10 +559,15 @@ Status PipelineFragmentContext::_build_pipelines(ExecNode* node, PipelinePtr cur
         break;
     }
     case TPlanNodeType::MYSQL_SCAN_NODE: {
+#ifdef DORIS_WITH_MYSQL
         OperatorBuilderPtr operator_t =
                 std::make_shared<MysqlScanOperatorBuilder>(next_operator_builder_id(), node);
         RETURN_IF_ERROR(cur_pipe->add_operator(operator_t));
         break;
+#else
+        return Status::InternalError(
+                "Don't support MySQL table, you should rebuild Doris with WITH_MYSQL option ON");
+#endif
     }
     case TPlanNodeType::SCHEMA_SCAN_NODE: {
         OperatorBuilderPtr operator_t =

be/src/vec/CMakeLists.txt

@@ -113,7 +113,6 @@ set(VEC_FILES
   exec/vset_operation_node.cpp
   exec/vunion_node.cpp
   exec/vselect_node.cpp
-  exec/vmysql_scan_node.cpp
   exec/vschema_scan_node.cpp
   exec/vempty_set_node.cpp
   exec/vanalytic_eval_node.cpp
@@ -330,6 +329,7 @@ set(VEC_FILES
 if (WITH_MYSQL)
     set(VEC_FILES
             ${VEC_FILES}
+            exec/vmysql_scan_node.cpp
             exec/scan/mysql_scanner.cpp)
 endif ()
 

be/src/vec/exec/vmysql_scan_node.cpp

@@ -73,13 +73,13 @@ Status VMysqlScanNode::prepare(RuntimeState* state) {
     // new one scanner
     _mysql_scanner.reset(new (std::nothrow) MysqlScanner(_my_param));
 
-    if (_mysql_scanner.get() == nullptr) {
+    if (_mysql_scanner == nullptr) {
         return Status::InternalError("new a mysql scanner failed.");
     }
 
     _text_converter.reset(new (std::nothrow) TextConverter('\\'));
 
-    if (_text_converter.get() == nullptr) {
+    if (_text_converter == nullptr) {
         return Status::InternalError("new a text convertor failed.");
     }
 

be/src/vec/exec/vmysql_scan_node.h

@@ -35,7 +35,7 @@ namespace vectorized {
 class VMysqlScanNode : public ScanNode {
 public:
     VMysqlScanNode(ObjectPool* pool, const TPlanNode& tnode, const DescriptorTbl& descs);
-    ~VMysqlScanNode() = default;
+    ~VMysqlScanNode() override = default;
 
     // initialize mysql_scanner, and create text_converter.
     Status prepare(RuntimeState* state) override;