Oracle

Dbca-silent-helpModify for the following items:Responsefile_version = "11.2.0"//cannot be changedOperation_type = "CreateDatabase"Gdbname = Name of "hello.dlxg.gov.cn"//DatabaseSID = "Hello"//corresponding instance nametemplatename =

An index is a schema object that contains an entry for each value that appears in the Index column of a table or cluster and provides direct, quick access to the row.Creating an index: Create index index name on table name (field name);DROP INDEX:

Oracle consists of two main parts: instance and database. Instance refers to a set of background processes/threads and a piece of shared memory area, whereas database is a set of physical files stored on disk. Database startup consists of three

The work of the time did not carefully check the SQL directly executed, the data on the line is mistaken, found to grasp the changes, fortunately, only modified a table column;On the Internet, Oracle can query data for 24 hours at any time.SELECT *

There is a new feature in ORACLE 11G that does not allocate segment when the table has no data to save space.The parameter value is true by default, and segment is assigned when false, whether it is an empty table or a non-empty table.It is

Oracle12c uses scott and other common user's method examples to explain, oracle12cscott Directory: I. Preface Ii. Common users 3. Automatically Start PDB I. Preface Recently, the oracle 12c database has been installed on the computer, and you want

How can I solve the problem that Navicat cannot connect to Oracle ?, Navicatoracle When the database connection information is correct, it may be caused by the Navicat oci file. Here is about the problem that Navicat cannot connect to Oracle. For

Oracle 11g grid software installation [20180121], grid20180121Lab environment: system-> Redhat 6.5 Oracle software-> oracle 11.2.0.4.0 system initialization settings hosts host name and corresponding IP address vi/etc/hosts 192.168.139.11 t-redhat-02

Oracle index and oracle index IndexIs a schema object that contains entries of each value. This entry appears in the index column of a table or cluster and provides direct and fast access to rows. Create an index: create index name on table name

Orcale date function to_date (), to_char (), orcaleto_date The two functions of date conversion are to_date () and to_char (). The to_date () function converts the character type to the date type in a certain format, and to_char () convert a date to

Oracle Database listening service cannot be started. How can this problem be solved ?, Oracle Database 1. IP address error. URL setting error, for example: jdbc: oracle: thin: @ 192.168.0.36: 1521: sharp Incorrect database server: ping the Server

How can I restore the dmp file to the oralce database after restoring the oracle database ?, Oracleoralce Here I am using the oracle10g version. My machine has 512 memory and it is difficult to run the oracle web management program. So I chose to

Oracle procedure encryption method, oracle encryption procedure Oracle object Encryption Method I. wrap Encryption The following is a test procedure: [Oracle @ orclrac1:/home/oracle] $ cat sp_test. SQL Create or replace procedure leo (I in

For details about simple application of Table functions on Oracle, oracletableAdvantages 1. Some complicated public information, but creating a view cannot be implemented. In this case, you can consider using pipeline output. 2. There are many

How to implement real-time table-level synchronization across Oracle databasesI. Problem Description Two Oracle databases are deployed on different servers. The system is windows2003; It is now said to be a primary database and a slave database: (1)

Set the script to automatically clear archived logs at regular intervals. Root User [Root @ localhost ~] # Mkdir/nstg[Root @ localhost ~] # Cd/nstg/[Root @ localhost nstg] # mkdir bin log tmp[Root @ localhost nstg] # chown-R oracle:

Myeclipse connection to Oracle Database detailed tutorial, myeclipseoracle With the idea of hard work, I started to play with the database. I used to play with Microsoft's SQL Server. Later, due to the strong compatibility of Oracle Database, the

Specification for optimizing oracle SQL statements and compiling oraclesql statements 1. In principle, the partition key must be used as a condition for partition table queries; 2. Disable the use of functions in the left column of the WHERE clause,

Jdbc: oracle: thin: @ 192.168.3.98: 1521: orcl resolution, @ 192.168.3.98orcl I, Jdbc: oracle: thin: @ 192.168.3.98: 1521: orcl Jdbc: Indicates connecting to the database using jdbc Oracle: indicates that the oracle database is connected. Thin:

How Does Oracle dynamically display logs ?, Oracle dynamic logs 1. view the location of the log file; IND_USER @ PROD> select inst_id, name, value from v $ diag_info; INST_ID NAME VALUE ---------------------------------------------------------------