startedSqlplus Sde/[email protected]Oracle Multi-InstanceCreate a second instanceExport ORACLE_SID=TORCLDBCA Creating a DatabaseDbcaNETCA Creating a listenerCreate User and table spacescreate tablespace TSDE_TBS datafile ‘/data/oracle/app/oradata/TORCL/datafile/TSED1.dbf‘ size 1g autoextend on;
create user tsde identified by tsde default tablespace TSDE_TBS;
gr
Deep understanding of Oracle RAC 12cJump to: Navigation, search
Directory
1 Overview
2 Cluster parts management and fault diagnosis
3 Operational Practices
4 new Features
5 Storage and ASM
6 problems in application design
7 managing and tuning a complex RAC environment
8 Backup and Recovery
9 Network Practice
Ten Optimizing the RAC database
One Lock and deadlock
] ~]$ sqlplus sys/[emailproteCTED] as Sysdbasql*plus:release 12.1.0.1.0 Production on Sat Jan 14:26:04 2014Copyright (c) 1982, oracle. All rights reserved.connected to:oracle Database 12c Enterprise Edition Release 12.1.0.1.0-64bit productionwith th E partitioning, OLAP, Advanced Analytics and Real application testing optionssql> show Con_name con_idcon_name--- ---------------------------empcon_id----------
Tags: class java int C data usage1. The Oracle Universal Installer is now available, with a graphical interface installed, and the Java Runtime Environment installed automatically, although the ZIP installation package is a handy and easy-to-use operation.2. For integrated capture (Integrated capture), there is a further improvement in performance and no additional configuration is required for the user;3.
This article mainly introduces the basic management of CDB and PDB, the source Oracle official.
Basic concepts:
Multitenant Environment: Multi-tenant environment
CDB (Container db): Database Container
PD (Pluggable database): pluggable databases
CDB and PDB diagram
COMMON users (ordinary users): often built on the CDB layer, the user name in C # #或c # #开头;
Local Users: Only the PDB layer is established and the container is specified.
In
) Delete data sheetI don't have it, so I've been reporting it.(6) Create a data table (note that there is a space between the parentheses, there is no space to write the error, between the brackets to have a space)(7), inserting data into the table test(8) Transaction submissionNote: Do not commit before the knock is obsolete, be sure to submit(9) Effect after su
is used when inserting the default value. SQL>Select* fromSequence_test_tab; ID----------1 2 10000SQL>SelectCOUNT (*) fromSequence_test_tab; COUNT (*)----------5SQL>--when inserting data, if the column is not specified, the sequence value is also used to insert the ALTER TABLE Sequence_test_tab Add (col_2 number) by default; INSERT INTO Sequence_test_tab ( col_2) VALUES ( About); SQL>Select* fromSequence_test_tab; ID col_2---------- -----
Tags: how app size logical physical shadow date jdb everThis article describes how to synchronize data from MySQL to Oracle via ODI.1. Define the physical architecture1.1 Creating a new MySQL data serverTopology->physical Architecture->mysql, right-click to select New Data Server and enter the relevant information in t
Tags: start mount direct CTI increment ATI line Gap ASEFirst, describeDB version: 12.1.0.2System version: 7.0 Second, the processing process1, error, the database starts on the instance will be abnormally terminated ORA-00312: online log 3 thread 1: ‘+DATADG/ORCLDG/ONLINELOG/group_3.403.962961193‘
ORA-00312: online log 3 thread 1: ‘+DATADG/ORCLDG/ONLINELOG/group_3.405.962961193‘
Mon Jan 08 13:35:53 2018
USER (ospid: 15155): terminating the instance due to error 16014
Mon Jan 08 13:35:53 2018
Sys
table is automatically added to thein-memory Area, compression and other genera.Optimizer_inmemory_awareSaidOptimizerWhether theinmemorySupport. Inmemory_sizeis a static parameter, the change requires that the instance be restarted to take effect. provided to in memory is used from SGA is allocated in the space, dividing a single area of memory to im-memeory function using . Called in-memory area , in-memory the larger the memory area, the better, so that more
Tags: con_idThe attentive little companion could find that we were in Gv$pdbs, and did not find con_id=1,con_id=0In fact, if you take a careful guess, you should be able to guess:Because CDB is made up of root container,seed pdb container,0 or multiple PDB container.Query Official Document V$PDBS view:con_idThe ID of the container to which the data pertains. Possible values include:? 0:this value is used for rows containing
Oracle new features 4-maintenance, upgrade, recovery and data pump, and oracle New Features
1. Contents
1) enhanced table partition maintenance.
2) Database Upgrade and improvement.
3) Restore/restore data files across networks.
4) Data Pump enhancement.
5) Real-time ADDM.
6
market and enterprise development needs.Oracle Data integration solution
Oracle Data integration solutions are used to build, deploy, and manage real-time data-centric architectures in SOA, BI, and data warehouse environments, it includes all the elements of
. Oracle provides a completely unified enterprise-level real-time data solution, Oracle Data Integration, to meet the market and enterprise development needs.
Oracle Data integration solution
Label:For the needs of market and enterprise Development, Oracle provides a relatively unified solution for enterprise-class real-time data solutions, Oracle data integration. The following article is mainly about the specific description of its solution, I hope you will have something to gain.Oracle
export data rowsEXP (rows=y Export data rows, rows=n do not export data rows)EXPDP content (All: Object + Export data row, Data_only: Export only Object, Metadata_only: Only records that export data)(5) EXPDP is a new feature of [10g] and can only be performed on the server
. customer-centric partnership
Including Data Warehouse Technology Promotion Plan, system integrator Promotion Plan, and data warehouse platform market promotion plan.
Oracle Data Warehouse contains a complete set of products and services, covering the entire process of
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