oracle data quality for data integrator

Oracle's 11GR2 version does not make much of a change to the data pump, mainly by adding support for the original version parameters and removing some small restrictions. This article describes the data pump on the table to improve the way to export. In 11gr1 and previous releases, there was a limit to the export of table schemas, all exported tables must be in the same schema, which made it inconvenient

Label:A Beijing real estate company, an HP Dl380g7 server, because of physical damage to multiple disks, resulting in raid crashes, data loss. The HP Dl380g7 server runs a Kingdee EAS system with a background of more than 40 GB of Oracle database, and the database data is very important. The HP Dl380g7 server is plugged into 8 146GB SAS disks, and each 4 disk has

Oracle 11g Flashback Data Archive (flash back Data archiving) UNDO tablespace record rollback information although it can provide flash back query, but for a long time, this information will be overwritten. In fact, as long as the transaction is committed, it will become a writable object. Therefore, when performing a transient query, we will receive the 1555 err

IntroductionThe evaluation of several modeling tools was highlighted in the previous blog, and SQL Power architect was selected as the final modeling tool, and the Oracle Data Modeler support Vertica was also studied during the evaluation process, although the eventual abandonment of Oracle data Modeler, but the scalab

Tags: Oracle ShellUsing sqlload-Text data to Oracle is presumably a lot of people who use it, but if there are hundreds of or thousands of data texts, or real-time text data. How to Bulk Import Oracle into this scenario, here's ho

1, the function of the data dictionary The data dictionary records the system Information of the data, which is a collection of read-only tables and views. The owner of the data dictionary is the SYS user, and it is saved in the system table space. 2, the concept of data

Database administrator:Different permissions for SYS and system:SYS: the base tables and views of all Oracle data dictionaries are stored in the SYS user, which is critical to the runtime of Oracle and is determined by the databaseown maintenance, no user can manually change, sys user has DBA, SYSDBA, Sysoper role or permissions, is the highest

Today I will write a simple article about how to use the combination of Oracle bbed and Oracle Data File block formatsArticle. To better understand something inside the database. A record is deleted Then, how to directly restore data by directly modifying ORACLE

Restore Oracle's error in updating or deleting data Original: Click to open the link Accidentally deleting the data, executing the DELETE statement incorrectly, giving the other table to delete, and executing a commit. It's really sweaty. The data is quite important ... Cut the crap. Find a way to do it quickly: First type: 1. Open the Flash Store permissions AL

/oracle/cklptest. DMP full=y ignore=y;Two: Data pump import and Export methodFirst, export:1. Create a default export directoryNote: the operating system level requires this directory to exist, in this case the directory is dmp_dir, corresponding to the operating system level of the/orasoft directorySql>create directory Dmp_dir as '/orasoft ';2. Give the specified user read and write permissions in this dir

Oracle GoldenGate 4. Data Filtering and data item matchingRead navigation write in before start 1 problem analysis 1.1 Business Requirements 2 requirements implement 2.1 source Extract Process configuration Extract table objects and data filtering 2.2 generate table definition file on source 2.2.1 when need definition

Solution to the problem when the date type is poured into hive when the Oracle database is present1. Description of the problem:Using Sqoop to pour the Oracle data table into hive, the date data in Oracle will be truncated in seconds, leaving only ' yyyy-mm-dd ' instead of '

why migrate? First of all, from the operational cost considerations, with MySQL can save a lot of money. On the other hand, the stability and function of MySQL are constantly improved and enhanced, which can basically meet the needs of customers, such as support multi-node deployment, data partitioning and so on. And MySQL is easier to use than Oracle. This is why customers are required to migrate existin

Data Import from oracle to mysql (applicable to the mutual import between any data sources), oraclemysql To release some resources in the production database, you need to migrate the API module to mysql and export data. When I tried the oracle to mysql tool, the Migration re

platform database version of the environment ---------------------------------------------------Dividing line------------------------------------------------------------ Below is an import export of data using Oracle's EXPDP/IMPDP data pump in the 10g and 11g versions, the following Oracle-related commands are executed in the user

of the tablespaceDelete a tablespaceRecreate the tablespace and import the object If the database runs in archive mode and data files are backed up: 1. MOUNT the database2. OFFLINE data file: alter database datafile xxx offline;3. Copy the backup data file to the original data file location.4. Put all archiving logs f

database as described below, and manually spread these changes to the slave database. Torename the datafile in the primary database, take the tablespace offline:1. Rename the data file in the master database and take the tablespace offline first:SQL> ALTER TABLESPACE tbs_4 OFFLINE; Exit from the SQL prompt and issue an operating system command, such as the following UNIXmvCommand, to rename the datafile on the primary system:Exit the SQL prompt an

Use the Oracle client load data and sqlldr commands in Java to execute data import to the database, oraclesqlldr Test code in Windows:Import java. io. file; import java. io. fileNotFoundException; import java. io. fileWriter; import java. io. IOException; import java. io. inputStream; import java. io. printWriter; import java. util. role; public class testTimer {

Oracle RACVs SQL Server article 6: data dependent routing (also known as"Data splittingSolution ") In the previousArticleWe have already talked a lot about SQL Server horizontal scaling. Today we will look at the last solution. In fact, there are many SQL Server scaling solutions, this series of articles only introduces several of them. In fact, many times I pr

. 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