oracle创建表空间、创建用户

 create user user_name identified by user_name

create temporary tablespace user_name_temp  
tempfile '/oradata/ORA11G/user_name_temp.dbf'
size 50m  
autoextend on  
next 50m

maxsize unlimited

--maxsize 2048m 
extent management local;


create tablespace user_name_tb
logging
datafile '/oradata/ORA11G/user_name_tb2.dbf' 
size 32m 
autoextend on 
next 32m maxsize unlimited
extent management local
default compress;

--有特殊字符需要加双引号
create user user_name identified by "123！"

default tablespace user_name_tb
temporary tablespace user_name_temp;

grant create session to user_name;
grant unlimited tablespace to user_name;

grant create any table to user_name;
grant drop any table to user_name;
grant select any table to user_name;
grant insert any table to user_name;
grant update any table to user_name;

grant create any procedure to user_name;
grant execute any procedure to user_name;

--drop user user_name;
--drop tablespace user_name_tb; 

插入任何数据显示：ora-01658 unable to create initial extent for segment in tablespace

alter tablespace {表空间名字} add datafile '物理数据文件路径' SIZE 『初始大小M』 AUTOEXTEND ON NEXT 『自动扩展大小M』

alter tablespace SDK_TB add datafile '/oradata/ORA11G/sdk_tb2.dbf' size 1000m autoextend on next 200m

create temporary tablespace dev_temp  
tempfile '/data/phonedb/datafile/dev_temp.dbf'
size 50m  
autoextend on  
next 50m maxsize unlimited --  2048m  
extent management local;


create tablespace dev_tb
logging
datafile '/data/phonedb/datafile/dev_tb.dbf' 
size 32m 
autoextend on 
next 32m maxsize unlimited
extent management local
default compress;

create user user_name identified by "aaaaaa"
default tablespace DEV_TB
temporary tablespace DEV_TEMP;
-- Grant/Revoke role privileges
grant connect to user_name;
grant resource to user_name;
-- Grant/Revoke system privileges
grant create session to user_name;
grant select any table to user_name;

grant unlimited tablespace to dev;

　　

修改用户默认表空间

alter user user_name default tablespace dev_tb;
alter user user_name temporary tablespace  dev_temp;

 查看数据文件所在路径

select * from dba_data_files
order by tablespace_name, file_name; 

grant select on 表名 to 用户名;

修改密码

alter user 用户名identified by 密码;