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The materialized view log in 11.2 can specify the commit SCN, when materialized view refreshes do not require a timestamp, a simple description of how Oracle implements the refresh through the commit SCN. Establish a test environment: Sql> SELECT * from V$version; BANNER
How to synchronize two databases in Oracle (using the materialized view) (Oracle snapshot instance) How to synchronize two databases in Oracle (using the materialized view) (
Materialized views implement two-way synchronization of Oracle database tables there are many ways to achieve cross-Database Synchronization of Oracle database tables, such as triggers, Materialized View (MV), Stream, www.2cto.com Materi
In the Oracle 10 Gb database, a materialized view is modified with a simple condition clause, deleted and rebuilt, but the creation fails, reporting that the ORA-00942 table or view does not exist. This is a strange question. Do I think this is a bug first? I found metalink of orac
The new requirement for Oracle DBLinke + Materialized View to synchronize data projects of two databases is to synchronize some of the two Oracle databases. Several methods are available in the experiment environment, today, we will record how DbLink and the materialized
How to synchronize two databases in Oracle (using the materialized view) (oracle snapshot instance) I. Technical implementation details unless otherwise specified, the following SQL commands are run under the SYSETM user of the database ora_db2. Assume that you want to copy (or synchronize) all user db1 tables in datab
Two oracle10g databases, specific implementation process of Data Synchronization Through materialized views the source database is 192.168.1.81 the target database is 192.168.1.96 the server used by the statistics database is 81 the read-only user snap_query is created on the Statistics Database 81, used to query connassysdbacreateusersnap_queryidentifiedbysnap_querydefaultt Two oracle 10 Gb databases, spec
In-depth research on the materialized view (mview) of Oracle III In-depth research on the materialized view (mview) of Oracle III Author: anysql.net. During reprinting, please mark it as a hyperlink Article Original Source
In-depth research on the materialized view (mview) of Oracle 4 Now, when you move a base table in the first article, you will find that you cannot refresh the table quickly. You must refresh all the tables as follows: SQL> ALTER TABLE t_mvlog move; Table altered. SQL> exec dbms_mview.refresh ('mv _ t_mvlog', 'quick ');Begin dbms_mview.refres
Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Create materialized view [view_name] Refresh [Fast | complete | force] [ On [commit | demand] | Start with (start_time) Next (next_time) ] As {Query statements for creating materialized views} These are c
DBMS_MVIEW.EXPLAIN_MVIEW can analyze three different materialized view codes:1. defined query 2. a create materialized view Statement 3. An existing MATERIALIZED VIEWThe procedure is as follows: www.2cto.com1. Run the table creati
Create a recurring incremental refresh materialized view 1, in the source library to establish a synchronized table materialized view log: create materialized
One of the in-depth studies of Oracle's Materialized View (mview) One of the in-depth studies of Oracle's Materialized View (mview) Go to anysql.net A materialized view is provided from Oracl
Incremental synchronization of data in two databases Oracle Database IP Address: 192.168.0.1 (source database), 192.168.0.2 (target database) 1. Create a TEST table in the source database Create table TEST ( Id number not null, NAME VARCHAR2 (200) ); create table TEST( ID NUMBER not null, NAME
Mysql trigger Implements oracle Materialized view sample code bitsCN.com Oracle Database supports materialized views-instead of a virtual table based on the base table, the data of Materialized views is stored on non-easy storage
Tags: problem: Presence refresh Oracl job hot materialized View creation pathIn the Oracle database, after the creation of materialized views, materialized views with the function of the timer, every minute of execution, the system in the Dbms_jobs folder, will automatically
A solution that prompts "ORA-01788: This query block requires a connect by clause" when creating a remote materialized view on Oracle 11g maps a table on the remote server to a local materialized view, use the following statement: www.2cto.com ----
The materialized view aims to save some queries that take a long time to obtain results in advance, save the results of these queries to a local copy, and then query the results later, you can query data from the materialized view without querying some remote data tables. This improves the query performance.
In recent days, I am responsible for the P project environment to provide a view of the W system, due to complex query logic, data volume is large, resulting in each query view time, query slow, inefficient, by the W system personnel complaints. Think, or change to materialized view, with
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