oracle创建表空间 删除表空间 创建用户 删除用户相关SQL

查看表空间

select tablespace_name from dba_tablespaces;

查看临时表空间

select tablespace_name,file_name,bytes/1024/1024 file_size,autoextensible from dba_temp_files;

select status,enabled,name,bytes/1024/1024 file_size from v_$tempfile; ---sys用户查看

查看数据文件位置

select name from v$datafile;

删除表空间

drop tablespace ADATA including contents and datafiles cascade constraints;

创建表空间

CREATE SMALLFILE TABLESPACE "ADATA" DATAFILE'+DATA/toppay/datafile/adata01.dbf' SIZE 20480M AUTOEXTEND ON NEXT 200M MAXSIZE UNLIMITED LOGGING EXTENT MANAGEMENT LOCAL SEGMENT SPACE MANAGEMENT AUTO;

创建用户

CREATE USER "username" PROFILE "DEFAULT" IDENTIFIED BY "123456" DEFAULT TABLESPACE "PAYDATA" TEMPORARY TABLESPACE "TEMP" ACCOUNT UNLOCK ;

grant connect to xx

grant resource to xx

查看表空间大小

select tablespace_name,sum(bytes)/1024/1024 from dba_data_files group by tablespace_name;

查看已使用表空间大小

select tablespace_name,sum(bytes)/1024/1024 from dba_free_space group by tablespace_name;

查看表空间扩展属性

select file_name,autoextensible,increment_by from dba_data_files;

查看数据文件大小

select name,bytes from v$datafile;