modify the version info (#421)

src/CMakeLists.txt

@@ -8,6 +8,7 @@ target_compile_definitions(ob_base INTERFACE
   PACKAGE_NAME="${PROJECT_NAME}"
   PACKAGE_VERSION="${PROJECT_VERSION}"
   PACKAGE_STRING="${PROJECT_NAME} ${PROJECT_VERSION}"
+  PACKAGE_VERSION_INFO="${PROJECT_VERSION}-${PROJECT_NAME}"
   RELEASEID="${OB_RELEASEID}"
   )
 target_compile_options(ob_base INTERFACE

src/share/system_variable/ob_system_variable.cpp

@@ -69,7 +69,7 @@ ObSpecialSysVarValues::ObSpecialSysVarValues()
                  ObSpecialSysVarValues::VERSION_MAX_LEN,
                  pos,
                  "%s",
-                 PACKAGE_VERSION))) {
+                 PACKAGE_VERSION_INFO))) {
     LOG_ERROR("fail to print version to buff", K(ret));
   }
 

src/sql/engine/expr/ob_expr_version.cpp

@@ -27,7 +27,7 @@ int ObExprVersion::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ct
 {
   UNUSED(type_ctx);
   type.set_varchar();
-  type.set_length(static_cast<common::ObLength>(strlen(PACKAGE_VERSION)));
+  type.set_length(static_cast<common::ObLength>(strlen(PACKAGE_VERSION_INFO)));
   type.set_default_collation_type();
   type.set_collation_level(CS_LEVEL_SYSCONST);
   return OB_SUCCESS;
@@ -36,7 +36,8 @@ int ObExprVersion::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ct
 int ObExprVersion::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
 {
   UNUSED(expr_ctx);
-  result.set_varchar(common::ObString(PACKAGE_VERSION));
+
+  result.set_varchar(common::ObString(PACKAGE_VERSION_INFO));
   result.set_collation(result_type_);
   return OB_SUCCESS;
 }
@@ -45,7 +46,7 @@ int ObExprVersion::eval_version(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& exp
 {
   UNUSED(expr);
   UNUSED(ctx);
-  expr_datum.set_string(common::ObString(PACKAGE_VERSION));
+  expr_datum.set_string(common::ObString(PACKAGE_VERSION_INFO));
   return OB_SUCCESS;
 }
 

test/mysql_test/test_suite/version/r/mysql/version.result

+select version();
+version()
+3.1.1-OceanBase CE
+show variables like 'version';
+Variable_name	Value
+version	3.1.1-OceanBase CE

test/mysql_test/test_suite/version/t/version.test

+select version();
+show variables like 'version';
\ No newline at end of file