refresh materialized view

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Getting Started with Oracle database--How to quickly refresh materialized views based on materialized view logs

The fast refresh mechanism for Oracle materialized views is done through materialized view logs. How Oracle can support a fast refresh of multiple materialized views through a materialized

ORA-12034: The materialized view log on SCOTT. "USER_TABLE" is newer than the last refresh

ORA-12034: The materialized view log on SCOTT. "USER_TABLE" is newer than the last refresh Recently, when I handed over my work, I found that several schedule jobs were not successfully executed. I have shown that one of them is due to database migration, if the IP address of the host that calls dblink is not changed in tnsnames, an error cannot be reported in

Restrictions on quick refresh of Oracle Materialized View

An Introduction to materialized views: Http://blog.csdn.net/tianlesoftware/article/details/4713553 On Lao Yang's blog, I saw some column descriptions, sorted them out, and reproduced them. The original Article link is as follows: Rapid refresh of materialized views (1) Http://yangtingkun.itpub.net/post/468/14245 Rapid refr

Resolve Oracle materialized View refresh failure

Tags: order must be upd submit effective and ant ext also needPossible causes for Oracle materialized view refresh failure: 1. View does not establish materialized view log 2. The base table is authorized to the user 1.

The regular full refresh of Oracle materialized view causes the burst of archived logs

I. Problem description a project team calls and says there is a materialized view with more than 20 thousand entries in the source table, which is refreshed every 5 minutes, this causes a sudden increase in Oracle Database archive logs. Ii. Problem Analysis and Solution first, clarify the relationship between Archive Log and REDO Log. Oracle redo logs are a set of (or several groups) files that are written

Materialized View refresh

The materialized view is like a real table for front-end database users. It has the same select operations as general tables, but it is actually a view, A view that is regularly refreshed by the system (the specific refresh time is defined when the

Oracle Fast Refresh method of materialized view logs based on commit SCN

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

ORA-12052, unable to establish a quick refresh materialized view solution

ORA-12052, unable to establish a quick refresh materialized view solution Sql> CREATE materialized VIEW mv_vcard_last_hlrlist refresh fast asSelect Vcard.username,Vcard.nick_name,vcard.pcode,hlrlist.region,Vcard.birth_year, Vcard.

How to kill a suspended automatic Materialized View to refresh the job?

How can I kill a suspended automatic Materialized View to refresh the job? Reference Original:How to kill a hung automated materialized view refresh job (Document ID 341842.1) Applicable:Oracle Server-Enterprise Edition-versio

Batch refresh remote materialized view (standby)

Batch refresh remote materialized view (standby) 1. create a remote database connection create database link MDM connect to MDM identified by mdm using '(DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP) (Host = 172.17.11.1) (PORT = 1521) (CONNECT_DATA = (SERVER = DEDICATED) (SID = MDM) '; 2. Create two materialized

Refresh the materialized view of Oracle stored procedures

Oracle Stored Procedure refresh materialized view SQL: Create or replace package body REFRESH_MVIEW IS -- Author: 241433-- Created: 4:25:04-- Purpose: This PKG is for REFRESH MVIEW -- Public type declarationsCONS_BCR_LIST VARCHAR2 (40): = 'wb_ui_block_list_all_vw ';CONS_BCR_LIST_QUERY VARCHAR2 (40): = 'wb_ui_block_list

Oracle materialized view code example, oracle Materialized View

Oracle materialized view code example, oracle Materialized View Materialized View of Oracle Recently, oracle materialized views have been updated based on the project business needs. Y

Oracle Materialized View

this object.The data in the materialized view comes from a certain time point of the base table (the creation time of the materialized view, or the refresh time). Therefore, it can be considered as a snapshot of the base table at all times.Similar to views,

Oracle Materialized View

the REFRESH method is different. As the name suggests, the REFRESH is performed only when the materialized view is refreshed, that is, the materialized view is updated, to ensure data consistency between the base table and the ba

Teacher Fu class: Materialized view of Oracle advanced applications (materialized view) __oracle

materialized views. Materialized views can be partitioned. and partitioned materialized views can support zoning change tracking (PCT). Materialized views with this feature can still be entered when the base table is partitioned for maintenance operationsRow Quick refresh o

ORACLE materialized view and oracle Materialized View

ORACLE materialized view and oracle Materialized View In the last few days, I have provided a View to the W System in the P project environment. Due to the complicated query logic and large data volume, the query speed is slow each time a

Basic concepts and usage (concepts) of Plsql_material view materialized views (synchronizing tables between two databases in a materialized view or real-time backup of important tables)

materialized view on a view, see materialized view based on a view----Create materialized View statements:(2). Create Materializad

Rapid refresh of materialized views (1)

Rapid refresh of materialized views (1) Materialized views can be refreshed in three ways: complete, fast, and force. Complete refresh deletes all records in the table (if a single table is refreshed, truncate may be used), and then generates a materialized

Oracle Materialized View

called a master table (during replication) or a schedule (in a data warehouse ).For replication, materialized views allow you to locally maintain copies of remote data, which are read-only. To modify a local copy, you must use the advanced copy function. When you want to extract data from a table or view, you can extract data from the materialized view.For a dat

Oracle materialized view description

want to extract data from a table or view, you can extract data from the materialized view. For a data warehouse, the created materialized view is usually an aggregation view, a single table aggregation

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