Oracle

If you can log in to any of the users, you can use the method to know which users are currently available.SELECT distinct owner from All_objects to view the current user.If you don't set a password when you install it,Oracle has three default user

Previously installed Oracle did not remove clean, there is a oraclemtsrecoveryservice service did not eraseWorkaround Delete key values in the registryHkey_local_machine\system\controlset001\services\oraclemtsrecoveryserviceHkey_local_machine\system\

Oracle Version: Oracle 11g1 . Determine your Linux version: [[Email protected] ~] #uname-R 2.6.32-431.el6.x86_64 2.6.32-431.el6.x86_64, which is Linux 62, installation oracleasm Kernel: [email protected] ~]# Yum

I installed Oracle 11g Enterprise this morning and found that it was too much memory, considering the Express version of MS SQL, so I was thinking about trying to try the Oracle 11g Express version, which is the ex version. The following are the

First, Oracle common related SQL statements1. Connect to the databaseSu-oracle-c "Sqlsplus User/Password Note: First time login with Sqlplus/as SYSDBANote: Close the database: Note: Shutdown can be turned off option, from the mildest to the most

Pro*c is a high-level usage, and OCI is the basic use of OracleHow to compile a. pc file: proc code=cpp parse=none iname=filename.pc oname=filename.cppFirst, I want to cover the header file #include this header fileSecondly, we must define the

1. The start of the database needs to be logged in as Sysdba/sysoper.2. If you use IPC to connect to a database on the same host using the operating system authorization, any user who logs on can have as SYSDBA and as Sysoper.The difference between 3

Search on the Internet, know that probably, can not be installed with APT, Oracle also no longer provide Deb package. can only under tar.gz pack oneself outfit.Download it down first

First, constraints? 1. Overview of ConstraintsBinding effect:(1) Define rules(2) Ensure completeness: including the accuracy and reliability of the data. To ensure that data does not go wrong, or to minimize errors.Type of constraint:(1) Non-null

Introduction to Oracle Goldengate Learning goldengate (2012-10-02-17:07:27) Tags: checkpoint data transfer Queue process Category: Goldengate Goldengate IntroductionGoldenGate TDM (transaction data management)

The Decode function is similar to a series of nested IF-THEN-ELSE statementsSelect decode (sign (variable 1-variable 2), 1, variable 1, variable 2) from dual; --Take a smaller valueThe sign () function returns 0, 1, 1, depending on whether a value

Oracle Backup (exp, EXPDP)--Export Tables by userEXPDP Bdcdj/[email protected] SCHEMAS=BDCDJ directory=a dumpfile=bdcdj.dmp--Export table by table nameEXPDP Scott/[email protected] tables=emp,dept dumpfile=expdp.dmp directory=dpdata1;--Export Tables

Mysql/oracle Database Oracle database management system is a computer software that manages database access, and is comprised of Oracle databases and Oracle instances Oracle database: A collection of related operating system files

1.64-bit Oracle client on 64-bit machine.Then install the PL/SQL Developer, but connect the Oracle old newspaper with this error:Workaround: Install the 32-bit Oracle client on a 64-bit machine. This will make the connection successful.Basis:From

in April,Acoug 's Asian activities began in Hefei, Nanjing, Jinan, Shanghai, four station bursts, from the Day, the Sun, the Day, the Day, Four to four sessions, only to share with you the Oracle technical knowledge.Hefei Station activity is April 2

[INS-20802] Oracle Net Configuration Assistant failedBaidu on the search for a half-day and did not find a reliable solution, finally can be installed to complete, after IThis error is reported through the SQL plus connection.I found a solution on

. Error code ORA-12154I believe that as the Oracle database developers do not encounter "Ora-12154:tns: Unable to resolve the specified connection identifier", today I also encountered a similar situation, my solution to the summary, I hope to be

1. How to modify the Oracle user passwordwhen logging in as SYSDBA, you can modify other users ' passwords, such as: SQL> alter user name identified by new password; user changed. This is to change the USER01 user password to USER10If you want to

Oracle White peach Blossom Heart Wood example codeUnless explicitly determined, the sample code here is not authentication or Oracle support; it is intended for educational or testing purposes only. 's name

Oracle tablespace to view SQL usage, oracle tablespace SQL In daily work, the most important thing for DBA is to check the usage of the tablespace to check whether the tablespace is full. The procedure is as follows: Step 1: Open PLSQL Step 2: