标签:deadlock 审计 存储过程 type 删除 when 实例 distinct 编号
-- 查看数据常用参数配置值,数据库常用参数便于了解当前实例数据库文件存放位置,备份集存放位置,数据库缓冲内存大小、使用端口、最大会话连接数等。
SELECT PARA_NAME,PARA_VALUE FROM V$DM_INI WHERE PARA_NAME IN(‘MEMORY_POOL‘,‘BUFFER‘,‘PORT_NUM‘,‘MAX_SESSIONS‘,‘MAX_SESSION_STATEMENT‘,‘INSTANCE_NAME‘,‘BAK_PATH‘,‘SYSTEM_PATH‘,‘ARCH_INI‘);
select sf_get_page_size() page_size, sf_get_extent_size() extent_size, sf_get_unicode_flag() unicode_flag, sf_get_case_sensitive_flag() case_sensitive_flag, sf_get_system_path() system_path;
-- 建表
create table t2(c1 varchar2(10));
-- 插入数据
insert into t2 values(‘a‘);
insert into t2 values(‘啊‘);
insert into t2 values(‘?‘);
commit;
-- 查看所占字节长度
select c1,lengthb(c1),(ascii(c1)) from t2;
不同字符集,不同字符所占的字节长度。
字符集在创建实例时指定,设定后不可更改,如果需要变更字符集,只能重建实例。
select sf_get_unicode_flag();
--返回字符集对应的编号: 0 表示 GB18030,1 表示 UTF-8,2 表示 EUC-KR (指韩文字符集)。
SELECT SF_GET_CASE_SENSITIVE_FLAG();
--1为大小写敏感,0为大小写不敏感
-- 软件版本在 SERVER_SERIES 列体现,有如下值:P:个人版、S:标准版、E:企业版、A:安全版、C:云版本。
-- 服务器发布类型(SERVER_TYPE)。 1:正式版、2:测试版、3:试用版
select SERVER_SERIES, SERVER_TYPE, EXPIRED_DATE from v$license;
SQL> select SERVER_SERIES, SERVER_TYPE, EXPIRED_DATE from v$license;
LINEID SERVER_SERIES SERVER_TYPE EXPIRED_DATE
---------- ------------- ----------- ------------
1 D 3 2021-06-02
SQL> select * from V$VERSION;
LINEID BANNER
---------- --------------------------------------------------------------
1 DM Database Server x64 V7.6.1.60-Build(2020.06.02-122414)ENT
2 DB Version: 0x7000a
-- 查看数据库名和启动状态
select NAME,CREATE_TIME,ARCH_MODE,STATUS$,ROLE$ from v$database;
select NAME,CREATE_TIME,ARCH_MODE,case STATUS$ when ‘1‘ then ‘starting‘ when ‘2‘ then ‘redo comp‘ when ‘3‘ then ‘MOUNT‘ when ‘4‘ then ‘OPEN‘ when ‘5‘ then ‘hold‘ when ‘6‘ then ‘close‘ end STATUS,ROLE$ from v$database;
STATUS$
实例状态:1:启动;2:启动,redo 完成;3:MOUNT; 4:打开;5:挂起;6:关闭
SELECT (SYSDATE-START_TIME)*24 db_lifetime FROM V$INSTANCE;
-- 查看表空间使用情况
select a.tablespace_name,
a.total_mb,
round(b.free_mb, 2) free_mb,
TO_CHAR(ROUND((a.total_mb - b.free_mb) / a.total_mb * 100, 2),
‘990.99‘) || ‘%‘ "usage %"
from (select tablespace_name, sum(bytes) / 1024 / 1024 total_mb
from dba_data_files
group by tablespace_name) a,
(select tablespace_name, sum(bytes) / 1024 / 1024 free_mb
from dba_free_space
group by tablespace_name) b,
dba_tablespaces d
where a.tablespace_name = b.tablespace_name(+)
and a.tablespace_name = d.tablespace_name(+)
order by 4 desc;
SELECT tablespace_name
,file_name
,AUTOEXTENSIBLE
,bytes / 1024 / 1024 || ‘M‘ total_space
,user_bytes / 1024 / 1024 || ‘M‘ user_space
,user_bytes * 100 / bytes "% FREE"
FROM dba_data_files
;
select * from v$rlogfile;
-- 增加redo日志组
SQL> alter database add logfile ‘/dm7/data/DAMENG/DAMENG04.log‘ size 256;
-- 调整redo日志大小(只能减小,不能增大)
alter database resize logfile ‘/dm7/data/DAMENG/DAMENG04.log‘ to 128;
-- 当前数据库中的模式名
select distinct object_name TABLE_SCHEMA from all_objects where object_type = ‘SCH‘;
-- 查出各模式对应的用户
SELECT sch_obj.id, sch_obj.name, sch_obj.crtdate, user_obj.name
FROM (SELECT NAME, id, pid, crtdate
FROM sys.sysobjects
WHERE type$ = ‘SCH‘) sch_obj
,(SELECT NAME, id
FROM sys.sysobjects
WHERE type$ = ‘UR‘
AND subtype$ = ‘USER‘) user_obj
WHERE sch_obj.pid = user_obj.id
ORDER BY sch_obj.name;
-- 开启归档
select name,arch_mode from v$database;
select PARA_NAME,PARA_VALUE,MIN_VALUE,MAX_VALUE,MPP_CHK,SESS_VALUE,FILE_VALUE,PARA_TYPE from v$dm_ini where para_name=‘ARCH_INI‘;
alter database mount;
alter database archivelog;
--设置本地归档
alter database add archivelog ‘DEST =/ups/app/dmdb/dmarch,TYPE=local,FILE_SIZE=1024,SPACE_LIMIT=10240‘;
alter database open;
-- 检查确认
select name,arch_mode from v$database;select PARA_NAME,PARA_VALUE,MIN_VALUE,MAX_VALUE,MPP_CHK,SESS_VALUE,FILE_VALUE,PARA_TYPE from v$dm_ini where para_name=‘ARCH_INI‘;
select arch_name,arch_type,arch_dest,arch_file_size,ARCH_SPACE_LIMIT from v$dm_arch_ini;
select * from V$ARCH_STATUS;
--测试切换归档 看有没有生成
alter system archive log current;
--资源限制信息
SELECT B.NAME, -- 用户名称
-- A.ID, -- 用户 ID
-- A.PASSWORD, -- 用户口令
A.AUTHENT_TYPE, -- 用户认证方式:NDCT_DB_AUTHENT/NDCT_OS_AUTHENT/NDCT_NET_AUTHENT/NDCT_UNKOWN_AUTHENT
A.SESS_PER_USER, -- 在一个实例中,一个用户可以同时拥有的会话数量
A.CONN_IDLE_TIME, -- 用户会话的最大空闲时间
A.FAILED_NUM, -- 用户登录失败次数限制
A.LIFE_TIME, -- 一个口令在终止使用前可以使用的天数
A.REUSE_TIME, -- 一个口令在可以重新使用之前必须经过的天数
A.REUSE_MAX, -- 一个口令在可以重新使用前必须改变的次数
A.LOCK_TIME, -- 用户口令锁定时间
A.GRACE_TIME, -- 用户口令过期后的宽限时间
A.LOCKED_STATUS, -- 用户登录是否锁定:LOGIN_STATE_UNLOCKED/LOGIN_STATE_LOCKED
A.LASTEST_LOCKED, -- 用户最后一次的锁定时间
A.PWD_POLICY, -- 用户口令策略:NDCT_PWD_POLICY_NULL/NDCT_PWD_POLICY_1/NDCT_PWD_POLICY_2/NDCT_PWD_POLICY_3/NDCT_PWD_POLICY_4/NDCT_PWD_POLICY_5
A.RN_FLAG, -- 是否只读
A.ALLOW_ADDR, -- 允许的 IP 地址
A.NOT_ALLOW_ADDR, -- 不允许的 IP 地址
A.ALLOW_DT, -- 允许登录的时间段
A.NOT_ALLOW_DT, -- 不允许登录的时间段
A.LAST_LOGIN_DTID, -- 上次登录时间
A.LAST_LOGIN_IP, -- 上次登录 IP 地址
A.FAILED_ATTEMPS, -- 将引起一个账户被锁定的连续注册失败的次数
A.ENCRYPT_KEY -- 用户登录的存储加密密钥
FROM SYSUSERS A,SYS.SYSOBJECTS B
WHERE A.ID=B.ID
;
-- 死锁记录
SELECT * FROM V$DEADLOCK_HISTORY;
select count(*) metric_value from v\$lock where blocked<>0;
select * from (
SELECT sess_id,sql_text,datediff(ss,last_recv_time,sysdate) Y_EXETIME,
SF_GET_SESSION_SQL(SESS_ID) fullsql,clnt_ip
FROM V$SESSIONS WHERE STATE=‘ACTIVE‘)
where Y_EXETIME>=2;
select o.name,l.* from v$lock l,sysobjects o where l.table_id=o.id and blocked=1;
with locks as(
select o.name,l.*,s.sess_id,s.sql_text,s.clnt_ip,s.last_send_time from v$lock l,sysobjects o,v$sessions s
where l.table_id=o.id and l.trx_id=s.trx_id ),
lock_tr as ( select trx_id wt_trxid,row_idx blk_trxid from locks where blocked=1),
res as( select sysdate stattime,t1.name,t1.sess_id wt_sessid,s.wt_trxid,
t2.sess_id blk_sessid,s.blk_trxid,t2.clnt_ip,SF_GET_SESSION_SQL(t1.sess_id) fulsql,
datediff(ss,t1.last_send_time,sysdate) ss,t1.sql_text wt_sql from lock_tr s,locks t1,locks t2
where t1.ltype=‘OBJECT‘ and t1.table_id<>0 and t2.ltype=‘OBJECT‘ and t2.table_id<>0
and s.wt_trxid=t1.trx_id and s.blk_trxid=t2.trx_id)
select distinct wt_sql,clnt_ip,ss,wt_trxid,blk_trxid from res;
select a.*,b.NAME,c.SESS_ID from v$lock a
left join sysobjects b on b.ID=a.TABLE_ID
left join v$sessions c on a.TRX_ID=c.TRX_ID;
-- sp_close_session(sess_id); -- kill对应的session
-- 显示审计记录,用来查询当前系统默认路径下的审计文件信息。此动态性能视图只有在审计开关打开时才有内容,且只有审计用户可以查询。DM 的 INI 参数 ENABLE_AUDIT 控制
SELECT PARA_VALUE FROM V$PARAMETER WHERE PARA_NAME=‘ENABLE_AUDIT‘;
disql SYSAUDITOR/SYSAUDITOR
select * from V$AUDITRECORDS;
select * from SYSAUDITOR.SYSAUDIT;
--作业调度信息
SELECT * FROM SYSJOB.SYSJOBSCHEDULES;
--作业运行历史信息
SELECT * FROM SYSJOB.SYSSTEPHISTORIES2 A WHERE (SELECT COUNT(*) FROM SYSJOB.SYSSTEPHISTORIES2 B WHERE B.NAME = A.NAME AND B.EXEC_ID >= A.EXEC_ID) <= 1 ORDER BY A.START_TIME DESC,A.NAME;
-- 用户定义的作业信息
select * from SYSJOB.SYSJOBS;
-- 作业包括的所有步骤信息
select * from SYSJOB.SYSJOBSTEPS;
select j.NAME, js.NAME, j.ENABLE, j.VALID, j.DESCRIBE, js.SEQNO, js.COMMAND, js.OUTPUT_FILE_PATH
from SYSJOB.SYSJOBS j left join SYSJOB.SYSJOBSTEPS js on j.ID = js.JOBID
order by j.id;
-- 作业步骤的执行情况的日志
select * from SYSJOB.SYSJOBHISTORIES;
-- 作业的执行情况的日志
select * from SYSJOB.SYSJOBHISTORIES2;
-- 作业步骤的执行情况的日志
select * from SYSJOB.SYSSTEPHISTORIES2;
-- 作业管理系统中所有已定义操作员的信息
select * from SYSJOB.SYSOPERATORS;
-- 作业管理系统中所有已定义的警报信息
select * from SYSJOB.SYSALERTS;
-- 存储警报需要通知的操作员的信息,即警报和操作员的关联信息
select * from SYSJOB.SYSALERTNOTIFICATIONS;
-- 存储警报发生的历史记录的日志
select * from SYSJOB.SYSALERTHISTORIES;
-- SYSMAILINFO 存储作业管理系统管理员的信息
select * from SYSJOB.SYSMAILINFO;
注意:需要先开启作业调度代理,否则抛出不存在SYSJOB schema对象数据。
-- 开启代理作业
SP_INIT_JOB_SYS(1);
SP_INIT_JOB_SYS(1);
call SP_CREATE_JOB(‘job_1‘,1,0,‘‘,0,0,‘‘,0,‘‘);
call SP_JOB_CONFIG_START(‘job_1‘);
-- 新增
call SP_ADD_JOB_STEP(‘job_1‘, ‘统计数据更新情况‘, 0, ‘begin PKG_SYN_DATA.P_HGZX_SYN_DATA; end;‘, 1, 2, 0, 0, NULL, 0);
/*
-- 修改
call SP_ALTER_JOB_STEP(‘job_1‘, ‘统计数据更新情况‘, 0, ‘begin PKG_SYN_DATA.P_HGZX_SYN_DATA; end;‘, 1, 2, 0, 0, NULL, 0);
/
-- 新增(每天下午14:00执行1次)
call SP_ADD_JOB_SCHEDULE(‘job_1‘, ‘调度测试‘, 1, 1, 1, 0, 0, ‘14:30:00‘, NULL, ‘2019-06-21 13:51:58‘, NULL, ‘‘);
/
-- 修改
call SP_ALTER_JOB_SCHEDULE(‘job_1‘, ‘调度测试‘, 1, 1, 1, 0, 0, ‘14:30:00‘, NULL, ‘2019-06-21 13:51:58‘, NULL, ‘‘);
call SP_JOB_CONFIG_COMMIT(‘job_1‘);
select * from dba_jobs;
---开启代理作业
SP_INIT_JOB_SYS(1);
--定时每周六运行,进行全量备份
call SP_CREATE_JOB (‘JOB_DB_FULL_BAK‘,1,0,‘‘,0,0,‘‘,0,‘定时全库备份‘);
call SP_JOB_CONFIG_START(‘JOB_DB_FULL_BAK‘);
call SP_ADD_JOB_STEP(‘JOB_DB_FULL_BAK‘,‘STEP_FULL_BAK‘,6,‘01010/home/dmdba/dmbak‘,1,2,0,0,‘/home/dmdba/dmbak/job_db_full_bak.log‘,0);
call SP_ADD_JOB_SCHEDULE(‘JOB_DB_FULL_BAK‘,‘SCHEDULE_FULL_BAK‘,1,2,1,64,0,‘22:00:00‘,NULL,‘2020-12-16 12:00:00‘,NULL,‘每周六晚 22:00:00 全备‘);
call SP_JOB_CONFIG_COMMIT(‘JOB_DB_FULL_BAK‘);
--定时每天运行,进行增量备份(晚上)
call SP_CREATE_JOB(‘JOB_DB_INCREMENT_BAK‘,1,0,‘‘,0,0,‘‘,0,‘定时增量备份‘);
call SP_JOB_CONFIG_START(‘JOB_DB_INCREMENT_BAK‘);
call SP_ADD_JOB_STEP(‘JOB_DB_INCREMENT_BAK‘,‘STEP_INCREMENT_BAK‘,6,‘11020000/home/dmdba/dmbak‘,1,2,0,0,‘/home/dmdba/dmbak/job_incr.log‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOB_DB_INCREMENT_BAK‘,‘SCHEDULE_INCREMENT_BAK‘,1,1,1,0,0,‘02:00:00‘,NULL,‘2020-12-16 12:00:00‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOB_DB_INCREMENT_BAK‘);
--定时每周日运行,删除前20天的备份,包括全量和增量
call SP_CREATE_JOB(‘JOB_DB_DEL_BAK‘,1,0,‘‘,0,0,‘‘,0,‘定时删除备份‘);
call SP_JOB_CONFIG_START(‘JOB_DB_DEL_BAK‘);
call SP_ADD_JOB_STEP(‘JOB_DB_DEL_BAK‘,‘STEP_DEL_BAK‘,0,‘SP_DB_BAKSET_REMOVE_BATCH(NULL,SYSDATE-20);‘,0,0,0,0,‘/home/dmdba/dmbak/job_del_bak.log‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOB_DB_DEL_BAK‘,‘SCHEDULE_DEL_BAK‘,1,2,1,1,0,‘00:00:00‘,NULL,‘2020-12-16 12:00:00‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOB_DB_DEL_BAK‘);
--定时每周日运行,删除前3天的归档日志
call SP_CREATE_JOB(‘JOB_DEL_ARCH‘,1,0,‘‘,0,0,‘‘,0,‘定时删除归档‘);
call SP_JOB_CONFIG_START(‘JOB_DEL_ARCH‘);
call SP_ADD_JOB_STEP(‘JOB_DEL_ARCH‘,‘STEP_DEL_ARCH‘,0,‘SP_ARCHIVELOG_DELETE_BEFORE_TIME(SYSDATE-3);‘,0,0,0,0,‘/home/dmdba/dmbak/job_del_arch.log‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOB_DEL_ARCH‘,‘SCHEDULE_DEL_ARCH‘,1,2,1,1,0,‘00:00:00‘,NULL,‘2020-12-16 12:00:00‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOB_DEL_ARCH‘);
--创建视图,统计所有的模式和表
CREATE OR REPLACE VIEW V_ALL_TAB As
SELECT
A.NAME SCH_NAME,
B.NAME TAB_NAME
FROM
SYS.SYSOBJECTS A JOIN SYS.SYSOBJECTS B
ON
A.ID = B.SCHID
AND A.TYPE$ = ‘SCH‘
AND A.NAME NOT IN (‘SYS‘,‘CTISYS‘,‘SYSAUDITOR‘,‘SYSSSO‘,‘SYSJOB‘,‘SYSDBA‘)
AND B.SUBTYPE$ = ‘UTAB‘
AND B.PID = -1
AND B.NAME NOT LIKE ‘%$AUX‘ ORDER BY 1,2;
--创建记录统计信息的表
CREATE TABLE T_STAT_TAB
(
SCHE_NAME VARCHAR(20),
TAB_NAME VARCHAR(50),
TAB_CNT INT,
STAT_TIME DATETIME(0) DEFAULT SYSDATE
);
--存储过程,统计所有表的数量,或者指定用户下的表的数量
CREATE OR REPLACE PROCEDURE P_STAT_TABLE (SCHEMA_NAME VARCHAR(50)) AS
V_CNT INT;
BEGIN
IF UCASE(SCHEMA_NAME)== ‘ALL‘ THEN
SCHEMA_NAME := ‘‘;
END IF;
FOR REC IN (SELECT SCH_NAME,TAB_NAME FROM V_ALL_TAB WHERE SCH_NAME LIKE ‘%‘||SCHEMA_NAME||‘%‘) LOOP
BEGIN
EXECUTE IMMEDIATE ‘SELECT COUNT(*) FROM "‘||REC.SCH_NAME||‘"."‘||REC.TAB_NAME||‘"‘ INTO V_CNT;
EXCEPTION WHEN OTHERS THEN
V_CNT := -1;
END;
EXECUTE IMMEDIATE ‘INSERT INTO T_STAT_TAB(SCH_NAME,TAB_NAME,TAB_CNT)
VALUES(‘‘‘||REC.SCH_NAME||‘‘‘,‘‘‘||REC.TAB_NAME||‘‘‘,‘||V_CNT||‘)‘;
END LOOP;
COMMIT;
END;
P_START_TABLE(‘ALL‘);
--定时每周日运行,统计本周所有表数据
call SP_CREATE_JOB(‘JOB_START_TABLE_COUNT_TIMELY‘,1,0,‘‘,0,0,‘‘,0,‘定时统计表数据量‘);
call SP_JOB_CONFIG_START(‘JOB_START_TABLE_COUNT_TIMELY‘);
call SP_ADD_JOB_STEP(‘JOB_START_TABLE_COUNT_TIMELY‘,‘STEP_START_TABLE_COUNT‘,0,‘P_START_TABLE("ALL");‘,0,0,0,0,‘‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOB_START_TABLE_COUNT_TIMELY‘,‘SCHEDULE_START_TABLE_COUNT‘,1,2,1,1,0,‘00:00:00‘,NULL,‘2020-05-20 22:22:22‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOB_START_TABLE_COUNT_TIMELY‘);
--创建统计每周总量和增量
CREATE OR REPLACE VIEW V_SEL_TAB_SUM
AS
SELECT *,TOTAL_ROWS - PRV_TOTAL_ROWS INCREMENT_ROWS
FROM(
SELECT STAT_TIME,TOTAL_ROWS,LEAD(TOTAL_ROWS) OVER(ORDER BY STAT_TIME DESC) PRV_TOTAL_ROWS
FROM (
SELECT LEFT(STAT_TIME,10) STAT_TIME,SUM(TAB_CNT) TOTAL_ROWS
FROM T_STAT_TAB
GROUP BY LEFT(STAT_TIME,10)
)
)
WHERE PRV_TOTAL_ROWS IS NOT NULL;
--查看每周总量和增量
SELECT * FROM V_SEL_TAB_SUM;
--统计每个表每周总量和增量
CREATE OR REPLACE VIEW V_SEL_TAB_INCR
AS
SELECT STAT_TIME,TAB_ROWS,PRV_TAB_ROWS,TAB_ROWS - PRV_TAB_ROWS INCREMENT_ROWS,SCHE_NAME,TAB_NAME
FROM(
SELECT STAT_TIME,TAB_ROWS,LEAD(TAB_ROWS) OVER(PARTITION BY SCHE_NAME,TAB_NAME ORDER BY STAT_TIME DESC) PRV_TAB_ROWS,SCHE_NAME,TAB_NAME
FROM (
SELECT LEFT(STAT_TIME,10) STAT_TIME,TAB_CNT TAB_ROWS,SCHE_NAME,TAB_NAME
FROM T_STAT_TAB
)
)
WHERE PRV_TAB_ROWS IS NOT NULL;
--查看每个表每周总量和增量
SELECT * FROM V_SEL_TAB_INCR;
-- 查看指定表每周总量和增量
SELECT * FROM V_SEL_TAB_INCR WHERE TAB_NAME=‘STAT_TAB‘;
-- 查看每个表最新周总量和增量
SELECT * FROM V_SEL_TAB_INCR
WHERE STAT_TIME=(
SELECT MAX(STAT_TIME)
FROM V_SEL_TAB_INCR)
ORDER BY TAB_ROWS DESC;
-- 查看增量较大的表数据信息
SELECT * FROM V_SEL_TAB_INCR ORDER BY INCREMENT_ROWS DESC NULLS LAST;
-- 统计数据库存储空间和表空间存储空间
CREATE TABLE T_STAT_DB_SIZE
(
TBS_NAME VARCHAR(20),
TOTAL_SIZE_MB INT,
STAT_TIME DATETIME(0) DEFAULT SYSDATE
);
CREATE OR REPLACE PROCEDURE P_STAT_SIZE AS
BEGIN
INSERT INTO T_STAT_DB_SIZE(TAB_NAME,TOTAL_SIZE_MB)
SELECT ‘DB‘ TBS_NAME,TOTAL_SIZE*PAGE/1024/1024 FROM V$DATABASE;
INSERT INTO T_STAT_DB_SIZE(TBS_NAME,TOTAL_SIZE_MB)
SELECT ISNULL(NAME,‘ALL_TBS‘) NAME,SUM(TOTAL_SIZE*PAGE/1024/1024) TOTAL_SIZE_MB
FROM V$TABLESPACE
GROUP BY ROLLUP(NAME);
END;
CALL SP_STAT_SIZE;
--定时每周日运行,统计本周表空间存储
call SP_CREATE_JOB(‘JOP_STAT_DB_SIZE_TIMELY‘,1,0,‘‘,0,0,‘‘,0,‘定时统计存储容量‘);
call SP_JOB_CONFIG_START(‘JOP_STAT_DB_SIZE_TIMELY‘);
call SP_ADD_JOB_STEP(‘JOP_STAT_DB_SIZE_TIMELY‘,‘STEP_STAT_DB_SIZE‘,0,‘P_STAT_SIZE‘,0,0,0,0,‘‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOP_STAT_DB_SIZE_TIMELY‘,‘SCHEDULE_STAT_DB_SIZE‘,1,2,1,1,0,‘00:00:00‘,NULL,‘2020-05-20 22:22:22‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOP_STAT_DB_SIZE_TIMELY‘);
-- 统计每个表空间增量
CREATE OR REPLACE VIEW V_SEL_DB_INCR
AS
--统计每个表空间增量
SELECT STAT_TIME,TBS_NAME,TOTAL_SIZE_MB,PRV_TOTAL_SIZE_MB,
TOTAL_SIZE_MB - PRV_TOTAL_SIZE_MB INCREMENT_ROWS
FROM (
SELECT STAT_TIME,TBS_NAME,TOTAL_SIZE_MB,
LEAD(TOTAL_SIZE_MB) OVER(PARTITION BY TBS_NAME ORDER BY STAT_TIME DESC) PRV_TOTAL_SIZE_MB
FROM(
SELECT LEFT(STAT_TIME,19) STAT_TIME,TBS_NAME,TOTAL_SIZE_MB
FROM T_STAT_DB_SIZE)
)
WHERE PRV_TOTAL_SIZE_MB IS NOT NULL;
--统计每个表空间增量
SELECT * FROM V_SEL_TAB_INCR;
--统计会话并发情况
CREATE TABLE T_STAT_SESS_COUNT
(
SESS_TYPE VARCHAR(20),
SESS_COUNT INT,
SESS_TIME DATETIME(0)
);
--统计会话并发情况
CREATE OR REPLACE PROCEDURE P_STAT_SESS(STAT_CNT INT) AS
BEGIN
INSERT INTO T_STAT_SESS_COUNT
SELECT ‘SESS‘ SESS_TYPE,COUNT(*) SESS_COUNT,LEFT(CREATE_TIME,19) SESS_TIME
FROM V$SESSION_HISTORY
WHERE CREATE_TIME > (
SELECT IFNULL(MAX(SESS_TIME),‘2020-01-01 01:01:01‘)
FROM T_STAT_SESS_COUNT
WHERE SESS_TYPE = ‘SESS‘)
GROUP BY LEFT(CREATE_TIME,19)
HAVING COUNT(*) > STAT_CNT;
INSERT INTO T_STAT_SESS_COUNT
SELECT ‘SQL‘ SESS_TYPE,COUNT(*) SESS_COUNT,LEFT(START_TIME,19) SESS_TIME
FROM V$SQL_HISTORY
WHERE START_TIME > (
SELECT IFNULL(MAX(SESS_TIME),‘2020-01-01 01:01:01‘)
FROM T_STAT_SESS_COUNT
WHERE SESS_TYPE = ‘SQL‘)
GROUP BY LEFT(START_TIME,19)
HAVING COUNT(*) > STAT_CNT;
END;
CALL P_STAT_SESS(2);
--定时每小时运行,统计时间段内并发情况
call SP_CREATE_JOB(‘JOP_STAT_SESS_COUNT_TIMELY‘,1,0,‘‘,0,0,‘‘,0,‘定时统计会话并发量‘);
call SP_JOB_CONFIG_START(‘JOP_STAT_SESS_COUNT_TIMELY‘);
call SP_ADD_JOB_STEP(‘JOP_STAT_SESS_COUNT_TIMELY‘,‘STEP_STAT_SESS_SCOUNT‘,0,‘CALL P_STAT_SESS(5);‘,0,0,0,0,‘‘,1);
call SP_ADD_JOB_SCHEDULE(‘JOP_STAT_SESS_COUNT_TIMELY‘,‘SCHEDULE_STAT_SESS_COUNT‘,1,1,1,0,60,‘00:00:00‘,‘23:59:59‘,‘2020-05-20 22:22:22‘,NULL,‘‘);
call SP_JOB_CONFIG_COMMIT(‘JOP_STAT_SESS_COUNT_TIMELY‘);
--查询会话并发统计,按并发量排序。
SELECT * FROM T_STAT_SESS_COUNT WHERE SESS_TYPE = ‘SESS‘ ORDER BY SESS_COUNT DESC;
--查询会话并发统计,按并发时间排序。
SELECT * FROM T_STAT_SESS_COUNT WHERE SESS_TYPE = ‘SESS‘ ORDER BY SESS_TIME DESC;
--按照分钟统计会话并发
SELECT LEFT(SESS_TIME,16),SUM(SESS_COUNT)
FROM T_STAT_SESS_COUNT
WHERE SESS_TYPE=‘SESS‘
GROUP BY LEFT(SESS_TIME,16)
ORDER BY 2 DESC ,1 DESC;
--查询SQL并发统计,按并发量排序。
SELECT * FROM T_STAT_SESS_COUNT WHERE SESS_TYPE = ‘SQL‘ ORDER BY SESS_COUNT DESC;
--查询SQL并发统计,按并发时间排序。
SELECT * FROM T_STAT_SESS_COUNT WHERE SESS_TYPE = ‘SQL‘ ORDER BY SESS_TIME DESC;
--按照分钟统计SQL并发
SELECT LEFT(SESS_TIME,16),SUM(SESS_COUNT)
FROM T_STAT_SESS_COUNT
WHERE SESS_TYPE=‘SQL‘
GROUP BY LEFT(SESS_TIME,16)
ORDER BY 2 DESC ,1 DESC;
select top 5 * from V$ERR_INFO;
LINEID CODE errinfo
---------- ----------- --------------------
1 100 Empty result
2 101 String truncated
3 102 NULL in set function
4 103 Invalid table name
5 104 Delete 0 row
-- 统计信息相关函数
select name, CLASS$ from v$ifun where name like ‘%SP%STAT%INIT‘;
-- 创建系统包
CALL SP_CREATE_SYSTEM_PACKAGES(1);
-- 收集SYSDBA 模式下所有索引的统计信息
DBMS_STATS.GATHER_SCHEMA_STATS(‘SYSDBA‘,100,FALSE,‘FOR ALL COLUMNS SIZE AUTO‘);
-- 清理执行计划缓存
CALL SP_CLEAR_PLAN_CACHE();
-- 统计存储过程数量
SELECT sch.name, proc.name, proc.crtdate
FROM sysobjects sch, sysobjects proc
WHERE proc.schid = sch.id
AND sch.name IN (‘MID‘, ‘APP‘)
AND proc.subtype$ = ‘PROC‘;
AND proc.crtdate > SYSDATE - 1;
-- 清空模式下所有表数据
DECLARE
BEGIN
FOR rs IN (SELECT *
FROM all_tables
WHERE "OWNER" IN (‘MID‘, ‘BAS‘))
LOOP
DECLARE
BEGIN
EXECUTE IMMEDIATE ‘TRUNCATE TABLE ‘ || rs.owner || ‘.‘ || rs.table_name;
EXCEPTION
WHEN OTHERS THEN
print(‘TRUNCATE TABLE‘ || rs.owner || ‘.‘ || rs.table_name);
END;
END LOOP;
END;
-- 查看数据库使用内存
SELECT NAME
, -- 内存池描述名称
SUM(org_size)
, -- 内存池原始大小,sum 函数:总数
sf_get_ep_seqno(ROWID)
, --rowid 数据对象编号
SUM(total_size) / 1024.0 / 1024 / 1024 total_gb
, -- 内存池目前大小
SUM(reserved_size)
, -- 内存池内已经分配掉的空间
COUNT(*)
,AVG(total_size) / 1024.0 / 1024 avg_size_mb -- 内存池目前大小,avg 函数:平均值
FROM v$mem_pool
GROUP BY NAME, sf_get_ep_seqno(ROWID)
ORDER BY 4 DESC;
标签:deadlock 审计 存储过程 type 删除 when 实例 distinct 编号
原文地址:https://www.cnblogs.com/binliubiao/p/14770614.html