达梦数据库如何查看常见的初始化参数

select '实例名称' 数据库选项,INSTANCE_NAME  数据库集群相关参数值 FROM v$instance

union all

select '数据库版本',substr(svr_version,instr(svr_version,'V'))  FROM v$instance

union all

SELECT '字符集',CASE SF_GET_UNICODE_FLAG() WHEN '0' THEN 'GBK18030' WHEN '1' then 'UTF-8' when '2' then 'EUC-KR' end

union all

SELECT '页大小',cast(PAGE()/1024 as varchar)

union all

SELECT '簇大小',cast(SF_GET_EXTENT_SIZE() as varchar)

union all

SELECT '大小写敏感',cast(SF_GET_CASE_SENSITIVE_FLAG() as varchar)

union all

select '数据库模式',MODE$ from v$instance