oracle to postgres migration

Business needs, the MySQL database content needs to be migrated to the Oracle database, the amount of data around 300g, for convenience, through the Oracle own tools Sqldeveloper Migration, the steps are as follows: Download the mysql-connector-java-5.1.24 driver and store it in the C:\sqldeveloper\jlib directory Configuring Mysql-connector third-party driv

. ORACLE instance shut down. SQL>1603411968 bytesfixed size 2213776 bytesvariable size 1241516144 bytesdatabase buffers 352321536 Bytesredo buffers 7360512 bytesdatabase mounted. Database opened. SQL14. Turn on database monitoring-bash-4.1$ lsnrctl StartNote the problem:1. In the rename file, if the file is more involved, it is recommended to put the statement in a SQL file, and then executed

First, the need for database upgradesDatabase upgrades are a common problem for database administrators, if your application uses new features of the new version of the database, and if the database is overloaded, there can be no fundamental improvement through hardware and software adjustments; If you want to enhance the security of your database ; Another reason is that with the advent and maturation of the new version of the database, Oracle stops

library if the database is backed up.This essentially locates a consistent database migration under user management.The specific implementation plan is not disclosed by the company. But the process was roughly said.1. In the morning to the data center, see IBM's small machine and storage, recorded the system parameters and configuration, began to reload the system, partition LVM, and bare devices.2. After this, it was 1 o'clock noon to eat time. Boug

The migration from MYSQL to oracle and the backup of bitsCN.com have been a program of the Yulin CPPCC in the past few days. due to the migration from MYSQL to Oracle, we have gained some experience. Because the project was developed with MYSQL at the beginning, I did not expect any problems to occur. 1. MYSQL can impo

way to read rows without a shared level lock. Table 1. Key lock differences between Oracle and DB2 on z/OS To solve the locking problem, you must implement the migration policy at the database, application, and operation level. Database-level policy The following types of databases and design changes help ease locking: A row-Level Lock. Overwrite the default DB2 page-Level Lock settings and reorgan

For the physical migration of the database on the Linux platform, the requirement is that machine A is no longer in use and the Oracle of machine A is migrated to machine B. For the physical migration of the database on the Linux platform, the requirement is that machine A is no longer in use and the Oracle of machine

(begin_interval_time, ‘yyyymmddhh24miss‘) begin_time, to_char(end_interval_time, ‘yyyymmddhh24miss‘) end_time from DBA_HIST_SNAPSHOT t where dbid=4033498616 order by 1, 4 desc; Based on the information above, we can use dbms_workload_repository.awr_diff_report_html to generate the Compare report. Spool awr_compare_report.htmlSetEchooff;SetVerioff;SetFeedbackoff;SetHeadoff SetVerifyoff SetLines8000 Select* fromTABLE (dbms_workload_repository.awr_diff_report_html (97461353,1,279,280,4

\ ORADATA \ TEST \ ODM01.DBF 'to 'f: \ TEST \ ODM01.DBF ';Alter database rename file 'd: \ ORACLE \ ORADATA \ TEST \ TOOLS01.DBF 'to 'f: \ TEST \ tools01.dbf ';Alter database rename file 'd: \ ORACLE \ ORADATA \ TEST \ USERS01.DBF 'to 'f: \ TEST \ users01.dbf ';Alter database rename file 'd: \ ORACLE \ ORADATA \ TEST \ XDB01.DBF 'to 'f: \ TEST \ xdb01.dbf ';In t

Oracle software version: 10.2.0.5Oracle installation directory: u01 uses the lync method to copy the entire Oracle directory from the source server to the target server. It is reasonable to say that the software migration is not Oracle software version: 10.2.0.5Oracle installation directory:/u01 copies the entire

New Features of Oracle 12C-online migration of table partitions or subpartitions Oracle 12c: new feature-online migration of table partitions or subpartitions. It is no longer necessary to migrate table partitions or subpartitions to different tablespaces in Oracle 12c R1.

Overall physical migration of Linux with platform databaseRequirement: A machine is no longer used, to migrate Oracle a machine to machine B.Previous articles on similar requirements: http://www.linuxidc.com/Linux/2015-05/117556.htmThe purpose of this article is to use the integrated script of automation to realize the whole migration of the same platform databas

MS SQL to Oracle Data Migration noteI. Background of the taskThe old system uses the MS SQL Server database, the new system uses the Oracle database, and now the data from the old system needs to be migrated to the new system, and the old data can be used or queried in the new system after being transformed by the agreed rules. In addition, the implementation per

Oracle RAC migration OCR For how to add and delete Oracle rac ocr, see: Oracle RAC backup and recovery OCR reference: If you want to change an existing ocr location or a faulty ocr location, you can use the following procedure to migrate the ocr. 1. view the current ocr status [Ora