partition table
oracle database basic concepts of statistics
The basic concept of ORACLE database (1-24) 1. ORACLE database architecture 2. ORACLE database installation process 3. ORACLE database initialization parameters 4. ORACLE database, network services and monitor 5. ORACLE database data dictionary and d ...
oracle basic concept of database statistics
The basic concept of ORACLE database (1-24) 1. ORACLE database architecture 2. ORACLE database installation process 3. ORACLE database initialization parameters 4. ORACLE database, network services and monitor 5. ORACLE database data dictionary and d ...
the basic concepts of oracle database statistics
The basic concept of ORACLE database (1-24) 1. ORACLE database architecture 2. ORACLE database installation process 3. ORACLE database initialization parameters 4. ORACLE database, network services and monitor 5. ORACLE database data dictionary and d ...
the efficiency of insert
Last year, banks are doing the project, processing of data management are very big, so very concerned about the efficiency of insert, here and share with you I usually do a lot of data in the insert of some experience. 1. insert into tab1 select * fr ...
Oracle Shrink and Table Index
Table 1: General Form shrink to open the line of migration functions. alter table table_name enable row movement; Maintain the HWM alter table table_name shrink space compact; Retraction table and HWM alter table table_name shrink space; Retraction t ...
library cache lock holding session
Have a partition table 800G, add a field to him: alter table ODS_HTTP_ACCESS_LOG add GPRS_GATEWAY varchar2 (50) default''; Added, and then open another session B: insert into statuser. ODS_HTTP_ACCESS_LOG select * from statuser. ODS_HTTP_ACCE ...
Simple combination of an online redefinition to remove sub-partition partition example
TEST for the newly created user a user. SQL> CONN TEST / TEST Connected. First, create the appropriate combination of the partition table SQL> SET TIMING ON SQL> CREATE TABLE TEST 2 PARTITION BY RANGE (OBJECT_ID) 3 SUBPARTITION BY HASH (DATA ...
Oracle's Transportable Tablespaces
Oracle tablespace is the transmission can be a database on one or more table space, all table data files are copied to another database server, by way of import would be loaded when the target database table space. Greatest advantage of this method is fas
Use of Oracle in the partition table
In the large-scale enterprise applications or enterprise-level database applications, to handle the amount of data can often be the order of tens to hundreds of gb, and some even to the tb stage. Although the storage medium and data processing technology
The use of Oracle in the partition table
In the large-scale enterprise applications or enterprise-level database applications, to handle the amount of data can often be the order of tens to hundreds of gb, and some even to the tb stage. Although the storage medium and data processing technology
ORA-14400 problem solving - the problem partition table
SQL> SQL> create table TBILLSIGN 2 ( 3 BNO VARCHAR2 (12) not null, 4 DELI VARCHAR2 (12) not null, 5 INPUTOPR VARCHAR2 (12) not null, 6 INPUTTIMESTAMP DATE not null, 7 MONEYTYPE NUMBER (4) 8) 9 partition by range (INPUTTIMESTAMP) 10 ( 11 partiti ...
Oracle partition table (Partition)
When looking at the sample database, found that some form of DDL is not only Column, and there are a lot of Partition part, do not understand what that means. So search a bit and found that Oracle is a Feature. The following is a reference: (can be c ...
Oracle Partition Table
In the data warehouse is often used Partition Tables & Index, these days customers are holiday, a little free time, the on again off again the concept of Partition, by the way a simple order as follows: What Partition: Partition is the partition ...
oracle optimizer because the index does not go
Introduction rule-based SQL optimizer optimizer. Always use the index. Always start from the driver table (from the far right of the table clause) . Only in unavoidable circumstances, it uses full table scan. Any index can be cost-based optimizer. Re ...
Oracle database, the operation method of the partition table
Abstract: In a large number of business data processing projects, consider using the partition table to improve the performance of application systems and to facilitate data management, This paper describes the use of the partition table. In the larg ...
With regard to the table space recovery
Partition Table XYSTOW Increase the 2011 Division create tablespace USER_DATA_2011 DATAFILE 'E: \ ORADATA \ ORCL \ USERDATA2011_01.DBF' SIZE 100M autoextend on; / ALTER TABLE xystow SPLIT PARTITION PT_XYSTOW_2010 AT TO_DATE ('2011-01-01 0 ...
Index ---- yangtingkun personal BLOG partition table in the article
The partition table side effects of using the ENABLE ROW MOVEMENT: The partition table is set to ENABLE ROW MOVEMENT potential problems. With regard to the small number of partitions stored procedure: The records in the table of the ROWID to obtain such r
Article Index ---- yangtingkun personal BLOG aspects of the problem diagnosis
Problem diagnosis: By integrating a variety of Oracle technology to locate, analyze and solve problems - a Access database table into Oracle's complete record: an integrated multiple instances of Oracle technology to solve the problem. An ORA-010 ...
yangtingkun personal BLOG Index ---- materialized views in the article
Materialized view: oracle execution plan actually wrong! : 9204 query rewrite bug. Position led to fast refresh materialized view can not be the reason: when can not create a fast refresh materialized view, how to find fast refresh materialized view ...
yangtingkun personal BLOG Article Index ----EXPDP/IMPDP and DBMS_METADAT
EXPDP / IMPDP and DBMS_METADATA: 10g Data Pump and Import Export Performance Comparison (a): Comparison of EXP normal mode, EXP direct path mode and EXPDP three ways to export the difference. 10g Data Pump and Import Export Performance Comparison (b): Com
EXP conversion table space
Using EXP / IMP data migration, often need to convert the table space operations, a simple record of what, EXP encountered during the conversion table space needed attention. If it is not the partition table, does not contain LOB fields, and index-or ...
EXP into the table space (2)
Using EXP / IMP data migration, often need to convert the table space operations, a simple record of what, EXP encountered during the conversion table space needed attention. 10g introduced the use of the name of the renamed tablespace to resolve the ...
Data Pump to export the data to avoid the individual tables (2)
For the Data Pump EXPDP / IMPDP terms of functions than ordinary EXP / IMP stronger multi-functional and, therefore, can achieve some common Export Import tool is difficult to accomplish. This article describes how to partition table to achieve this funct
10G fast refresh materialized view PCT no longer need materialized view logs (1)
Oracle10g an increase of PCT fast refresh materialized view support for the use of PCT fast refresh materialized view log is no longer needed. In 9i, the materialized view fast refresh materialized view logs must be established, or else can not fast ...
Comparison of the partition table import and export
Partition table script CREATE TABLE ldy.sales ( invoice_no NUMBER, sale_year INT NOT NULL, sale_month INT NOT NULL, sale_day INT NOT NULL ) PARTITION BY RANGE (sale_year, sale_month, sale_day) ( PARTITION sales_q1 VALUES LESS THAN (1990,1,1) TABLESPA ...
ORACLE Table Partitioning, and information search
District Overview In order to simplify the management of a database large table, for example, in the data warehouse are generally the number of TB-grade level. ORACLE8 after the launch of the partition option. Partition table if the separation in spa ...
Sun + VxVM + Sun Cluster 9iRAC fool Manual [4] Disksuite disk mirroring
rn RAC1 rn 1, the installation Disksuite Software rn SOLARIS 8 SOFT 2 into the CD-ROM to install DISKSUITE4.2.1: rn root @ rac1 # / cdrom/cdrom0/EA/Product/Disksuite4.2.1/install * rn Add the latest patch set to install Disksuite patch: rn root @ rac ...
ORACLE section of the high-water line, line of move understanding (original)
1: section: ORACLE middle of the disk storage space is occupied by an object, rather than a logical definition, commonly used segment are: 1) The partition table and the table 2), clustering (cluster) 3) index and index partition 4) lob District 5) nested
ORACLE analysis of a variety of PARTITION (original)
Summarized from the official ORACLE-line help documentation. ORACLE data warehouse for building provides four kinds of methods of types of zoning: Range Partition, Hash Partition, List Partition, Composite Partition. I have the following four geograp ...
Statistical analysis: dbms_stats and analyze
Command with the tool kit of some of the Aggregate: 1, the partition table, it is recommended to use DBMS_STATS, rather than using Analyze statement. a) can be carried out in parallel on multiple users, multiple Table b) can be the entire partition t ...
create the partition table oracle
rn Create and use partition table rn ORACLE years in the event of particularly large table, you can use the partition table to change their application performance. rn Logged to a database system, view the v $ option view, if one of Partition is TRUE ...
oracle partition storage of the two
Abstract: In a large number of business data processing projects, consider using the partition table to improve the performance of application systems and to facilitate data management, This paper describes the use of the partition table. In the larg ...
Partition Table 3 - Regional Index
On the uniform distribution of the index table - also known as local index. A table for each district will have an index partition, the index only to its corresponding table partition partition index. In a given index partition, all point to a single ...
Partition Table II - Zoning
Range area - the most common way hash partition partition - Mixed Division - ############## Range of partition # # ############## create table range_example (Range_key_column date, data varchar2 (20) ) partition by range (range_key_column) (PARTITION ...
oracle study summary (1) --- ROWID
Will often meet out oracle rowid, this is the author of articles based on-line you prawns, with their own learning experience, sum up made. 1. Rowid Introduction rowid is the physical location of the only signs a record id, the oracle 8 version of th ...
In the ORACLE stored procedure on a regular basis in the partition table with
Source: Net sea cockle-pickers Oracle database store a variety of data, some of the data table with The passage of time, more and more. As Dating chat logs, messaging logs, production logging system, dynamic web publishing system logs, etc.. Such inf ...
Oracle database in the partition table method of operation -1
Source: Internet Abstract: In a large number of business data processing projects, consider using the partition table to improve Application performance and facilitate data management, This paper describes the use of the partition table. In the large ...
Oracle database, the operation method of the partition table -2
Source: Internet 1.2.2. Query partition table record: Can be seen from the results of the query, insert the data has been based Trading Hours Range stored in different partitions. Here is the designated area of inquiry, of course, can not specify the ...
ORACLE database study notes 03
oracle on the operation table rn create table student ( stuno int, stuname varchar (10) not null, stuBrith date default to_date ('1980-1-1 ',' YYYY-MM-DD ') ); Increase the table fields: rn alter table student add (stuPhone varchar (1 ...
The partition table creation and deletion of the script
CREATE TABLESPACE "BILLPART_0801" rn NOLOGGING rn DATAFILE 'G: \ ORADATA \ BILLPART_0801.dbf' SIZE 2048M REUSE rn AUTOEXTEND rn ON NEXT 5m MAXSIZE Unlimited, 'G: \ ORADATA \ BILLPART_0801ADD.dbf' rn SIZE 2048M REUSE AUTOEXTE ...
1Z031 Chapter IX storage structure and relationships
rn Chapter rn Storage Structure and Relationships rn Storage structure and relationships rn rn Objectives rn Learning Objectives rn Describe the logical structure of the database rn Listed segment types and their usage rn Listed control data block us ...
learning and application of the partition table oracle
oracle partition table to learn computer applications learning and application of the partition table oracle User Rating: / 0 Poor Good By: Administrator 2004-10-06 - Create table (create a partition table) create table BILL_MONTHFEE_ZERO ( SERV_ID N ...
Solaris 10u1 to install Oracle 10g
Solaris 10u1 to install Oracle 10g Author: blue_sotne @ CU E-mail: blue_stone@xinhuanet.com Reprinted Please specify source 1 Solaris operating system and installation of Oracle packages require the installation of the operating system The operating ...
Turn dbms_stats Package
dbms_stats package came after, Oracle Expert can be a simple way to collect statistics for the CBO. At present, no longer recommended that you use the old-fashioned method of analysis tables and dbms_utility to generate CBO statistics. Those old ways ...
Oracle learning and application of the partition table
Create table (create a partition table) create table BILL_MONTHFEE_ZERO ( SERV_ID NUMBER (20) not null, BILLING_CYCLE_MONTH NUMBER (6) not null, DATE_TYPE NUMBER (1), ACC_NBR VARCHAR2 (80) ) partition by range (BILLING_CYCLE_MONTH) (partition p_20040 ...
[Change] In the ORACLE where partition table using a stored procedure on a regular basis
Oracle databases store a wide variety of data, including some of the data tables will be as time goes by, more and more. If friends chat logs, SMS send and receive log, the log production systems, dynamic Web publishing system logs and so on. This in ...
Ask Tom being bilingual 20051213 - using rowid positioning line reliability
Ask Tom being bilingual 20051213 - using rowid positioning line reliability Alexander The reliability of the use of rowid positioning line version 9.2.0 Originally presented at the U.S. Eastern Standard Time at 11:15 on December 12, 2005, the latest ...
Ask Tom being bilingual 20051219 - No analysis of the partition table on the CBO estimate of the base
:) Ask Tom being bilingual 20051219 - No analysis of the partition table on the CBO estimate of the base Jack No analysis of the partition table on the base version of the CBO estimate: 9.2.0.7 Originally presented at the U.S. Eastern Standard Time a ...
Oracle system tables Daquan
Oracle data dictionary dict always belong to the user sys's. 1, the user: select username from dba_users; Change password alter user spgroup identified by spgtest; 2, table space: select * from dba_data_files; select * from dba_tablespaces; / / t ...