Oracle

Table structure Stored Procedures CREATE OR REPLACE PROCEDURE TEST3 (TID in Integer,o out sys_refcursor) as BEGIN IF (tid>0) then OPEN O for SELECT * FROM Xhsck. T_administrative_level T WHERE t.administrative_level_id =

Read Oracle data in ScalaAfter adding the Oralce jar packagePackage Cn.bigdata.scala.oracleimport java.sql. {DriverManager, Connection, Resultset}object connectoracle { val user= "Youname" val password = "Youpwd" Val conn_str = "Jdbc:oracle:

Oracle Normal view and solid view comparisonSource: Rank Blog | 2013-07-30 Oracle Normal and solid views compared to normal views, the entity view differs in that the manifested view manages the stored data, occupying the physical space of the

AWR Generator---------------Query SnapidSELECT dbid,Instance_number,MIN (snap_id) begin_snap_id,MAX (snap_id) end_snap_idFrom Dba_hist_snapshotWHERE End_interval_time >=To_date (' 2014/06/29 07:00:00 ', ' yyyy/mm/dd hh24:mi:ss ')and

The path and archive directory where database resides must be separatedThe location of the database is the path of the Redol log file, the path where the datafile is located, the path of the control fileThe archive path mentioned here refers to the

Insert First/all makes it possible for INSERT statements to insert multiple tables at the same time, and to determine which table or tables each record is inserted into according to the criteria.Insert First : for each row of data, insert only the

1. Start Sqlplus2. Please enter your username: Sqlplus/as sysdba3. Enter Password: Direct enter4. Connect to:Oracle Database 11g Enterprise Edition Release 11.2.0.1.0-productionWith the partitioning, OLAP, Data Mining and Real application testing

What is database links? Let's start by explaining what it does: enabling users to access another remote database from one database. Then database link is the connection information that stores the remote database. As shown in the following: The

The goal of the SQL implementation: Basic situation Cash trading situation Transfer status

Because of Oracle's commercial copyright issues, maven cannot download the jar package directly from the central repository, and if you want to use a jar package, you need to handle it manually. The first step: Put Ojdbc14.jar in the user directory,

Oracle 11g before the default user is not the limit of password expiration, in Oracle 11g, the default profile enabled password expiration time is 180 days. As follows:SELECT * from Dba_profiles where profile= ' DEFAULT ' and resource_name= '

Block: The composition of The Block Header: Contains summary information about a block: The Block address, which segment the block belongs to, and the type of the segment Table directory: Information about the table to which

As we all know, this is very pit, especially used in MySQL's Self-increment field settings, the result is not in Oracle. Oh,noI am using the 12c version, it has a new feature, you can set the self-increment sequence, in the creation table is, set

1.GOTO, mainly used for jumping, but will disrupt our program logic, generally do not use, it can realize the function of Return,exit2.RETURN, return to program end, end program3.EXIT, mainly used to exit the current loop, equivalent to break in

First Kind# cd/u01/app/oracle/product/11.2.0/client_1/deinstall/#./deinstall# rm-rf/u01/app/oracle# Rm-rf/etc/oratab# Rm-rf/etc/orainst.locThe second Kind1. Run $ORACLE _home/bin/localconfig Delete2. RM-RF $ORACLE _base/*3.

Source: http://blog.sina.com.cn/s/blog_59ca2c2a0101ilv1.htmlBlobtoclob function, the code is as follows:--Create a function to convert the blog to Clob firstCREATEORREPLACEFUNCTIONBlobtoclob (blob_ininchBLOB)RETURNClob asV_clob Clob;V_varcharVARCHAR2

There are two main ways to offload Oracle 11g: One is to use the Oracle Universal Installer management tool, which is simple in wizard mode. Here is the second way to unload the database-----Use the "Deinstall.bat" batch file to unload the database,

At first I also do not believe, can own according to Http://url.cn/TgrIZT Register, and then through this website to obtain the learning card user name and password, really have 200 yuan vouchers to their own account, so, I bought some courses,

Keep all files in the installation folder. Then put my very small application (need to access the remote Oracle database) in this folder. Delete the files that feel useless directly, extract the files that may be unnecessary, leave them in a

Oracle replacement string The user's ID card number must be displayed on the page for identity verification. However, for personal privacy, it cannot be completely displayed, therefore, you can use SQL to replace part of the ID card number with the