Oracle

ORACLEBIEE Installation Tutorial 1.1.OBIEE Overview 1.1.1.BIEE history Biee:oraclebusinessintelligenceenterpriseedition Oracle acquired Siebel at the end of 05, taking its front-end development tools Siebelanalytics as Oraclebi's new platform.

CodeCREATE USER target identified by Target; GRANT CONNECT, RESOURCE to target;The Oracle instance you just created will have two users built in: System and sys.(1) New userWe first use the system user to log in to the Oracle instance to create a

Two sets of 10.2.0.4 databases produced last night modified the parameters and needed to be restarted. After issuing the shutdown immediate command for about 10 minutes, the database has not been down yet. Check the background alert log, found from

ORACLE: Enquiry ( See ) table primary key, FOREIGN key, uniqueness constraint, and index1. Find all indexes of the table (including index name, type, constituent column)Select T.*,i.index_type from User_ind_columns t,user_indexes i wheret.index_name

Basic Table Example: Basic table650) this.width=650; "src=" Https://s3.51cto.com/wyfs02/M00/91/B9/wKiom1j4CUXzCmbQAADsvif1Kig382.png "style=" float : none; "title=" 1.png "alt=" Wkiom1j4cuxzcmbqaadsvif1kig382.png "/>650) this.width=650; "src=" Https:

1. Character functionsSelect lower (' Hello World ') turns lowercase, upper (' Hello World ') to uppercase, Initcap (' Hello World ') capitalized from dual;2. Character control functionsSubstr (A, B) takes the Select sub (' 123457890 ', 2) substring

1: Check V$db_object_cacheSELECT * from V$db_object_cache WHERE name= ' cux_oe_order_rpt_pkg ' and locks!= ' 0 ';Note: Cux_oe_order_rpt_pkg is the name of the stored procedure.Discover locks=22: Find the SID value by objectSelect/*+ rule*/SID from

Initial installation of Oracle 12.2 RAC database.Log in to the 1th node in the RAC database$ sqlplus'/as sysdba'SQL> SelectName,open_mode fromv$pdbs;name Open_mode------------------------------ ----------Pdb$seedREAD onlydb12pdb1 mounteddb12pdb2

Oracle Automatic Performance statistics?? Efficient diagnosis of performance problems, need to provide complete statistics available, like the doctor to the patient's palpation, to be able to correctly diagnose, and then prescribe the corresponding

First, the basic conceptThe syntax for a multi-table query is as follows:SELECT [DISTINCT] * | field [Alias] [, Field [alias],...] from table name [alias], [table name [alias],...] [WHERE condition (S)] [Order by Sort field [asc| DESC] [, sort field

Recently in the Oracle Sqlplus Official document, the Sqlplus Security section describes the PUP mechanism. Take this. I'm going to use the following:PUP (Product_user_profile) IntroductionProduct_user_profile is the next table in the system account

Read Catalogue Objective string and date/time reciprocal conversion function Date/Time calculation function ObjectiveThe date/time of this article is all formatted as "2016-01-01 01:01:01"; monitor_time is the database table

Database has always been its own weak item, and now with this article slowly accumulate some of the techniques of Oracle SQL optimization.1. First of all, it is easy to think of all the optimization techniques-index, index What is the use? Indexes

Package Name:Oracle Database Performance Optimization Video course package (case, combat, detailed, comprehensive)Package Description:Wind Brother Oracle Database Performance Optimization Training Package (case, combat, detailed, comprehensive)

Today, when collecting 58-second-hand market data, there is a problem: the style of the Web page is not enough to standardize the data collected, the specific data table is as follows:This data is not conducive to observation, nor can it be used for

Oracle Data Import Export IMP/EXPFunction: Oracle data import and export imp/exp is comparable with Oracle data restore and backup.In most cases, the data can be backed up and restored with Oracle data import and export (no loss of data).Oracle has

The join verb push (join predicate pushdown) is an optimization method for the optimizer to handle a target SQL with a view, which means that although the optimizer will execute the definition SQL statement of the view in that SQL as a separate unit,

Basic syntax and examples:1. EXP:There are three main ways (full, user, table)1. Complete:EXP System/manager buffer=64000 file=c:\full. DMP full=yIf you want to perform a full export, you must have special permissions2. User mode:EXP sonic/sonic

Today, we mainly take Oracle database as an example to introduce the solution to data deletion in the table. (regardless of full-library backup and utilization of archive logs)There are three ways to delete data in a table:Delete (delete a

// data for the query date (type date) Select * from where to_char (create_date,'yyyy-mm-dd hh:mi:ss'=' 2013-08-12 05:31:09'select to_char (create_date,' YYYY-MM-DD hh:mi:ss' from auth_organization_t t Date type data query operation in Oracle