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ORACLE-013: kill deadlock process in oracle, oracle-013oracle In oracle, stored procedures or functions that frequently access packets may cause deadlocks. Scripts of deadlocked objects cannot be run, causing freezing or an exception: too many connections are opened. In this case, you need to use the dba account to k

ORACLE-018: ORACLE tip 001 string processing, oracle-018oracle 1. truncate a string Oracle uses a function substr to intercept a string. The parameter is substr (string, start position, and truncation length ), For example, if the string 123,112 needs to be removed by a comma, the truncation function is as follows:

Method One: Use the Pl/sql Developer tool to export:Menu bar---->tools---->export Tables, the following figure, set the relevant parameters can be: Method Two: Use CMD's Operation command to export, the details are as follows:The 1:g:\oracle\product\10.1.0\client_1\network\admin directory has a Tnsname.ora file that reads as follows: Copy Code code as follows: Cmstar = (DESCRIPTION = (Address_list = (address = (PROTOCOL = TCP) (H

Oracle User Management First, the concept of the user Users, or user, is a popular way to access Oracle database "people." In Oracle, the user's various security parameters can be controlled to maintain the security of the database, these concepts include schemas, permissions, roles, storage settings, space quotas, access resource constraints, database auditing

EXP Export Oracle database table: (as native administrator), refer tohttp://jiqinlin.iteye.com/blog/758469 Export TABLE: Exp username/password @localhost (IP address): Port number/Database instance name file= local address \ Want to generate an indication. DMP owner= (username, Password) eg:exp C # #tjuser/TJUSER@LOCALHOST:1521/ORCL file=c:\adc160624.dmp owner= (C # #tjuser, Tjuser)//tables under the current user database name, instance Name query: (A

Tags: process build rail info from BSP content lag stop For non-Oracle DB, SQL Server is a sample description: My train of thought A:oracle DB production B:oracle DB Intermediate machine C:sqlserver db destination a-> b->c Note: B on both the rep process also has the EXT process, at this time. There is also a need to establish a rep process for B.A->b can complete the online initialization synchronization (EXPDP based on SCN number)After the initializ

Tags: Oracle goldengate initial Load methodNon-Oracle DB is illustrated with SQL Server as an example:My train of thoughtA:oracle DB production B:oracle DB Intermediate machine C:sqlserver db destinationa-> b->c Note: B on both the rep process and ext process, at this time, C also need to establish a rep process for B.A->b can complete the online initialization synchronization (EXPDP based on the SCN number

Some of the basics of Oracle have been learned some time ago, and for ease of practice and operation, an Oracle 10g was installed. After the installation, the book was directly discarded. Card to the death, card to directly can only be used as the Internet. At that time because of busy also do not do other things, so has not been in charge of it. Make up for the last Internet café. The two days are free. So

1. Oracle Installation Please refer to the following link for more information: http://wenku.baidu.com/view/d01ffd43336c1eb91a375d68.html. 2. Use the command line sqlplus to connect to Oracle (1) Check the listening status C: \> LSNRCTL status LSNRCTL for 32-bit windows: Version 9.2.0.1.0-production on 2005 11:01:01 Copyright (c) 1991,200 2, Oracle Corporation. A

It takes a day and a half to resolve the client connection to the Oracle database on the server side, unable to connect the problem. Ora-01034:oracle Not available (ORACLE does not exist), ora-27101:shared memory realm does not exist analysis:A few days ago you can also connect to the database, but yesterday, the local no reason to connect to the server database.

ORACLE-012: Automatic varchar2 and number conversion for numbers only in oracle, oracle-012varchar2 When an association query is used, the fields in the two tables define different types. One field is of the varchar2 type, and the other is of the number type. The content is as follows: '20160301' and 00187. In use, the varchar2 type is automatically converted to

There are several modes of locking in Oracle:0:none1:null Empty2:row-s line Sharing (RS): Shared table locks, Sub share3:row-x Line Exclusive (RX): For row modifications, sub Exclusive4:share shared Lock (S): Prevents other DML operations, Share5:s/row-x shared Row Exclusive (SRX): Block other transaction operations, Share/sub exclusive6:exclusive Exclusive (X): Independent access use, exclusive The types provided by 1.

export or after the import recompile. The stored procedure did not import successfully, so I finally took advantage of Navicat to import the stored procedure successfully.Note: (1) To ensure that two databases have the same character set, if the difference will be an error. I checked the next two database character sets are the same, so I'm not sure what is wrong with the specific report. To view the database character set:SELECT * from V$nls_parameters WHERE PARAMETER in (' Nls_characterset ',

[Oracle entry series] Chapter 2 _ Oracle entry-v512 workshop Editor: Xuan Yu Install Oracle Oracle service Send me an email Uninstall Oracle Oracle terminology V512 Studio Basic

Oracle Server entry and oracle management routineI. Common oracle database management toolsOracle Universal Installer (OUI): used to install, upgrade, or delete Software ComponentsOracle Database Configuration Assistant (DBCA): a graphical user interface tool that interacts with OUI. It can also be used independently to create, delete, or modify databases.SQL * P

What is a relational database? Oracle database architecture, Oracle cluster introduction, and oracle Architecture What is a relational database? Databases based on Relational Models. What is a relational model? Use rows and columns in a two-dimensional table to maintain the data model. Oracle database architectur

Tags: style blog http ar file Data SP Div 2014  1 installation Knowledge of Oracle (oracle10g and oracle11g version differences ) :A the installation directory should not have Chinese and white spaceB oracle10g support winxp does not support win7,8 and vista;oracle11g supports all versions2 oralce Server: comprised of Oracle instances and Oracle datab