Oracle

Oracle Easy Interface ToolBackground: I work on a remote machine, I need to call data to the Oracle 11g server, the Oracle client is already installed on the remote machine, but neither SQL Plus nor SQL developer and PL SQL developer are available

How to use Oracle's Dbms_sqltune package to run SQL Tuning Advisor for SQL automatic tuning1 ". Here's a simple example of how dbms_sqltune is used.First execute the next SQL that you want to tune, and then get the SqlidSql> SELECT * from V$sqltext

Some ASP. NET + Oracle 11g learning and writing essays. This seriesArticleIt can help. net that is unfamiliar with Oracle and is not even used at all.ProgramStaff, can get started and develop applications in the shortest time, to avoid having to

I changed one machine before, And I installed all the software again, and re-configured the development environment (vs2003, vs2008, Oracle ......), It is really not easy. During this period, many problems have been encountered, but they are easy to

    Classes12.jar, ojdbc14.jar, ojdbc5.jar, and ojdbc6.jar are different. When using the oracle JDBC driver, are you sure you want to replace the oracle JDBC driver of different versions? The most commonly used ojdbc14.jar has multiple versions,

As long as interaction is involved, it will certainly deal with data. Maybe there is not much such content on the Internet, no matter how many, each summary is experience-based, and is carefully prepared, it may be for your future use without being

Speaking of ora-12154 problems, there are a lot of solutions online, the reasons are basically unified: TNS or Listener Configuration is incorrect. Generally, incorrect Listener Configuration rarely occurs. Most people follow the default

1. The cdc mode is used when the source database is a cluster! Source LibraryLog_archive_dest_2 = 'service = algjstg lgwr async optional noregister reopen = 5 valid_for = (online_logfile, primary_role) sid = '1''Log_archive_dest_2 = 'service =

Single-record functions in SQL1. ASCIIReturns the decimal number corresponding to the specified character;SQL> select ascii ('A') A, ascii ('A') A, ascii ('0') zero, ascii ('') space from dual;A ZERO SPACE------------------------------------65 97 48

 Routine basic maintenance commands for Oracle RAC Status of all instances and services $ Srvctl status database-d orclInstance orcl1 is running on node linux1Instance orcl2 is running on node linux2 Status of a single instance $ Srvctl status

Configuration process of maximum performance mode of physical volume uard Master Database Host edbjr2p1 Slave Database Host edbjr2p2 1. Create a master database [Root @ edbjr2p1 ~] # Xhost + Access control disabled, clients can connect from any host

Today, we are mainly talking about the impact of Oracle's acquisition of sun. We all know that Oracle's acquisition of sun has already caused an uproar in the industry. It can be said that there are different opinions and opinions, some are bad. The

Are you interested in the actual operations of the Oracle database installation and configuration process? Are you confused about the actual operations? The following is a detailed analysis of the actual operation examples of the Oracle database

It can be said that Oracle's related systems are too large, so for Oracle beginners, there will be some difficulties in the actual learning process, it can be said that they do not know from that learning, the following articles mainly explain the

How should we implement the return table through the oracle function? The following describes how to implement an oracle function return table for your reference. Use a stored procedure in the package and return the cursor. > Package Definition1)

/*** Install Oracle-11.2.0.4 * CentOS-6.4-DVD in a CentOS-6.4-minimal-64bit system * 'was originally installed in a Oracle-11.2.0.4.0-Linux-x86_64 system, as a result, the installation was unsuccessful for two days. * The installation was always in

Oracle CREATE user ORA-01045: user lacks create session privilege; logon denied .. conn internal/oraclegrant user aaaa identified by aaaa; conn aaaa/aaaa will report ERROR: SQL> conn aaaa/aaaa will report ERROR: ORA-01045: user aaaa lacks CREATE

The methods for uninstalling the Oracle 11g server and client and installing the Oracle 11g server and client have changed with those of the previous versions: 1. Preparations before uninstalling: choose "start"> "Settings"> "Control Panel">

Common data file backup and recovery common data file backup and recovery: Common Data Files refer to non-system tablespace, udo tablespace, temporary tablespace, read-only tablespace files. Common data files can be restored using a

Sysdate[Function]: returns the current date. [Parameter]: No parameter, no brackets [Return]: Date [Example] select sysdate hz from dual; return: Add_months (d1, n1)[Function]: return the new date after the date d1 plus the n1 month. [Parameter]: d1,