--  @testpoint:opengauss关键字fortran(非保留)，作为视图名
--关键字explain作为视图名，不带引号，创建成功
CREATE or replace VIEW fortran AS
SELECT * FROM pg_tablespace WHERE spcname = 'pg_default';
SQL SUCCESS
drop view fortran;
SQL SUCCESS
--关键字explain作为视图名，加双引号，创建成功
CREATE  or replace VIEW "fortran" AS
SELECT * FROM pg_tablespace WHERE spcname = 'pg_default';
SQL SUCCESS
drop VIEW "fortran";
SQL SUCCESS
--关键字explain作为视图名，加单引号，合理报错
CREATE or replace VIEW 'fortran' AS
SELECT * FROM pg_tablespace WHERE spcname = 'pg_default';
?.*ERROR: syntax error at or near "'fortran'".*
?.*Position: .*
--关键字explain作为视图名，加反引号，合理报错
CREATE or replace VIEW `fortran` AS
SELECT * FROM pg_tablespace WHERE spcname = 'pg_default';
?.*ERROR: syntax error at or near "`".*
?.*Position: .*