Exp-00003 no storage definition found issue in oracle 11g (未找到段 (0,0) 的存储定义)
. 正在导出表 ANBOB_CREDIT导出了 6 行
EXP-00003: no storage definition found for segment (0, 0)
. . 正在导出表 ANBOB_MODEL导出了 1 行
. . 正在导出表 ANBOB_FILE
How to drop ASM DiskGroup in RAC? (DISKGROUP删除后db资源显示OFFLINE)
to chose sqlplus “drop diskgroup”. however,the diskgroup that dropped is still listed as a resource. , Actually, the DB is open still, check alert log
ora-00313,ora-00312 ora-17503, ora-15001
Add ORACLE Listener Fail or ORA-125XX, Don’t forget “Run as Administrator”(以管理员身份运行) on windows7/8
She had with installation of Oracle 11R2 on Windows 8 (64-bit). The issues I faced The errors can’t connect database using Listener Service.and can’t to add new listener.
Export terminates with ORA-00600 [ksuloget2]
. . exported “ANBOB”.”ANBOB_PROJECT_SCORE” 3.931 GB 46241981 rows
. . exported “ANBOB”.”T1″
EXP-00056 Oracle error 600 encountered
ORA-00600: internal error code, arguments: [ksuloget2], [0xFEBDD104], [0xFEBCEE54], [500], [0xFEBDD128], [], [], [], [], [], [], []
. . exported “ANBOB”.”T2″
The segment header block corrupted cause ORA-08103 issue (段头坏块导致ora-8103)
节前有个网友向我咨询他们的生产库遇到了ora-8103,错误的block 是 SEGMENT HEADER BLOCK, 不可以简单通过rowid 跳过， 也不能像修改data block corruption 那样通过bbed 修改块为 corrupted 然后通过 dbms_repair.skip_corrupt_blocks 跳过该块， 该segment header block上都没有extent 信息(如extent map\HWM)…
Recover from rm -rf deleted datafile in NOARCHIVELOG mode using BBED
A friend from QQ Group find me, he removed a online datafile from the his production database, but for as long as the database remains up. he re I take a demo to show recovery process. …
Identifying Shared Memory Segments for multiple database(Disable AMM) 标识某实例的共享内存段ID
有时oracle 实例异常终止，会导致oracle process killed,但是实例之前所分配的shared memory segments没有release, 而此时登录提示no login，而且本机还有其它实例在用无法kill 所有…
ORA-07445 [ACCESS_VIOLATION] [unable_to_trans_pc] [UNABLE_TO_READ] Troubleshooting
Today I to read a SR, saw a case , to face a ora-7445 internal error when open resetlogs database after do database recovery. So here I collected some ora-7445 [unable_to_trans_pc] [UNABLE_TO_READ] errors with frequently ways to Troubleshooting .
oracle 12c new feature: In-memory option VS in memory standard row-major
Oracle 12.1.0.2 发布引入了一系列的新特性，当然还有关注度非常高的ORACLE In-Memory Option,在内存中提供一种列级的存储， 在OLTP中提供更好的性能，当然在Exadata中ORACLE已在存储级提供了列级的性能优化hybrid columnar compressed (HCC) format…
Where is stored Initialization Parameter(spfile) for PDB in Oracle 12c (PDB参数文件存在哪里)
12c引入的可插拔的数据库容器(Multitenant Database)框架，在CDB中容器中的有1个或多个(Pluggable Databases)PDB，同时有一些参数是可以在PDB级别修改， 我们暂时称为PDB local parameter, PDB 级的参数对于PDB自身影响会覆盖(优先)从CDB继承的参数…
ORA-600 [kdBlkCheckError][X],[X],[38504] and ORA-600[4194],[],[] in 11.2.0.4
The Oracle Database is crashing down in few minutes as soon as we start the Database. DB 11.2.0.4 in linux single instance . it is in VMWare 6, Done a dynamic disk allocation before the problem occurred . then check alert log found ORA-600 [kdBlkCheckError] and ORA-600[4194] errors.
orphaned processes not cleanup when using resource limit(profile) in 9i RAC, cause skgpspawn failed(进程不回收)
Why is my database after running for some time , large number of database server processes will be created , but the number of sessions is very little, what actions cause orphaned processes? And sometimes hit ora-20 error..
Oracle 12c new Feature: JSON Support in the Oracle 12c Database RDBMS(从此oracle rdbms支持JSON)
很久前在国外的一个blog就看到说是oracle RDBMS(not NOSQL)要支持JSON, 当时说是XMLDB 开发组在做这个事情，随着oracle 12.1.0.2 release 得到确认，的确引入这一特性，JSON, JavaScript Ojbect Notation 在结构上和XML有很多相似之处, 而且这种Schema less data management的数据模型在NOSQL 中广泛应用，数据的存储相对更加紧凑，避免有时空列致ORACLE RDBMS中表一些数据”洞”…
Troubleshooting Query fail with Ora-600 [kdsgrp1] ora-600 [qertbFetchByRowID]
ora-600 [kdsgrp1] 发生fetch 操作查找预期的行失败时, 常有ora-600 [qertbFetchByRowID] 伴随，这次遇到的一个aix 10.2.0.4 rac案例有 ora-7445 [kdr9ir2F0rst4srp0+0068] 和 ora-600 [25027], [6], [825242163] 陪伴, 而且 ora-600 [25027] 的rdba 莫名指向了一些不相干数据块..
DataPump Export (EXPDP) Error ORA-39095 Dump File Space Has Been Exhausted Possible solution
ORA-39095 : ” dump file space has been exhausted. Unable to allocate 8192 bytes”
HOW do I fix the ORA-39095 error?
Answer:
There are several likely reasons for this error:…
ORA-00600: internal error code [kkmupsViewDestFro_4] in oracle 11.2.0.1
The ORA-600 [KKMUPSVIEWDESTFRO_4] happens while running a merge statement with join elimination. Such join elimination can only happen if the fix for bug 7679164 is present and enabled. This fix was included in the 11.2.0.1 base release.
Some interesting about oracle, did you know? (一)
By default DBUA removes all the hidden parameters during upgrade.If you want to keep the hidden parametersinvoke DBUA with ‘keepHiddenParams’ option.e.g./dbua -keepHiddenParams
ora-942 or ora-1775 or PLS-00201 When using a database link in a stored procedure
有一个procedure中一段SQL用到了synynom,而synonym指向一个dblink所对应的表，其中是两个子查询做了full join,在procedure 编译时提示ORA-00942: table or view does not exist，而把那段plsql 查询语句块拿出来，做为单条SQL执行时完全正常且有返回结果…
oracle 12c new feature: RESOURCE role without unlimited tablespace
If you are grant privilege to new account like this “grant connect, resource to username”, as you know from 11g the role “Connect” only have “create session” privilege , but now in 12c ,the role “Resource” privilege had changed too.
SQL join problem caused by Low cardinality with Histogram(柱状图产生的过低Card.导致表join性能问题)(二)
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