除錯資料庫生成指令碼，需要頻繁重建表空間
/**清除原有表空間
重建表空間和使用者
**/declare
tbs varchar2(100):='ts_data'; --表空間名稱
tbs_tpm varchar2(100):='data_temp';--臨時表空間名稱
uname varchar2(100):='user';--使用者名稱 密碼為使用者名稱小寫
file_sp varchar2(100):='/';--檔案分隔附 自動判斷
tbs_exists integer;
filepath varchar2(100);
dyn_sql varchar2(1000);
begin
--check exist
select count(*) into tbs_exists from dba_data_files where tablespace_name=tbs;
dbms_output.put_line(tbs||' exists '|| tbs_exists);
/** **/
--drop old table space
if tbs_exists>0 then
dbms_output.put_line('drop exists old table space '||tbs);
dyn_sql:='drop user '||uname||' cascade';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='drop tablespace '||tbs||' including contents and datafiles cascade constraints ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='drop tablespace '||tbs_tpm||' including contents and datafiles ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
end if;
-- windows 系統的檔案分隔符
if(instr(dbms_utility.port_string,'win')>0) then
file_sp:='\';
end if;
-- init file path
select substr(file_name,0,instr(file_name,file_sp,-1,1)) into filepath from dba_data_files
where rownum=1;
dbms_output.put_line('filepath='||filepath);
--create new table space
dyn_sql:='create tablespace '||tbs||' logging datafile '''||filepath||tbs||'_data.dbf'' size 50m autoextend on next 10m maxsize unlimited ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='create temporary tablespace '||tbs_tpm||' tempfile '''||filepath||tbs_tpm||'.dbf'' size 500m autoextend on next 50m maxsize 2048m extent management local ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
-- user sql
dyn_sql:='create user '||uname||' identified by "'||lower(uname)||'" ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='alter user '||uname||' default tablespace "'||tbs||'" temporary tablespace "'||tbs_tpm||'" account unlock ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='alter user '||uname||' quota unlimited on "'||tbs||'"';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='grant connect,resource,dba to '||uname||' ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='alter user '||uname||' default role "dba"';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
dyn_sql:='grant connect,resource,dba to '||uname||' ';
dbms_output.put_line(dyn_sql);
execute immediate dyn_sql;
end;
ora-01940: 無法刪除當前已連線的使用者
sql>alter user *** account lock;
sql>select * from v$session where username='lgdb'；
sql>alter system kill session 'xx,xx'
sql>drop user xx cascade
drop user and table space
drop user ***xcascade;
drop tablespace ts***xn including contents and datafiles cascade constraints ;
drop tablespace ***x_temp including contents and datafiles ;
create tablespace ts_*** logging datafile '/opt/oracle/oradata/orcl_pdm/ts_***x_data.dbf' size 50m autoextend on next 10m maxsize unlimited;
create temporary tablespace ***x_temp tempfile '/opt/oracle/oradata/orcl_pdm/***x_temp.dbf' size 500m autoextend on next 50m maxsize 2048m extent management local;
-- user sql
create user "***x" identified by "***x" ;
alter user "***x"
default tablespace "ts_***x"
temporary tablespace "***x_temp"
account unlock ;
-- quotas
alter user "***x" quota unlimited on ts_***x;
-- system privileges
grant connect,resource,dba to "***x" ;
-- roles
alter user "***x" default role "dba";
-- system privileges
grant connect,resource,dba to "***x" ;
select count(*) from all_tables t where t.owner='***x';
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