oracle to postgres migration

Tags: ref str Space Center Data Migration count target parallel OCAORACLE across Schema The Data MigrationThe test environment server is not enough, and colleagues need a new Oracle environment, the production environment to pull the data to build an internal system to run; this instance is not frequently used and requires a lot of resources, so prepare to reopen a new instance on the original, low-load

Tags: Oracle Migration Database Export Import background : as a dba,oracle database migration is often the thing to encounter, just recently I was also migrating a business system, the database is Oracle, by the way record.Description : to make it easier to explain, the ol

"Guide" This article describes the considerations for MySQL to Oracle program migration. There are many applications, just started with the MySQL database can basically achieve a variety of functional requirements, with the increase in the number of users, data, MySQL gradually become overwhelmed by the situation: the connection is slow or even downtime, so there is the need to move data from MySQL to

Why do you want to migrate? First from the operating cost considerations, with MySQL can save a lot of money. On the other hand, MySQL stability and function constantly improve and enhance, basically can meet customer needs, such as support multi-node deployment, data partitioning and so on. And MySQL is easy to use, easier than Oracle. So the customer requires the existing Oracle data table and content to

Dahao default Tablespace Dahao; User created. AuthorizedSql> Grant DBA to Dahao; Grant succeeded. Sql> Conn Dahao/dahaoConnected. Sql> Show UserUSER is "Dahao" Create a test tableSql> CREATE TABLE Dahao as SELECT * from Scott.emp; Table created. View IndexSql> select index_name from User_indexes; No rows selected Create an indexSql> CREATE index Index_empno on Dahao (empno) tablespace users; Index created. View IndexSql> select index_name from User_indexes; Index_name---------------------------

Tags: developer head inf commit rebuild repair IAT BMS forToday, we completed a library operation with a high-load central database and implemented a rolling upgrade of Oracle (10.2.0.1->10.2.0.4) with a business interruption of just 15 minutes. Platform: RHEL as 4 + Oracle 10.2.0.1Sub-Library Purpose:1) Move out of Business/business_app two business system User data, reduce the business pressure and load o

) scan can be# oracleasm Scandisks# oracleasm ListdisksBy doing so, the new storage is successfully connected and identified to the partitioned LUN, which is rolled in such a way that the business is not interrupted.Iv. OCR Migration1. View OCR storage location and other information# Ocrcheckor view/etc/oracle/ocr.loc/DEV/RAW/RAW10,/DEV/RAW/RAW11-bit OCR disk, and/DEV/RAW/RAW10 is an image of OCR2. Ensure the healthy operation of CRS# CRSCTL Check CRS

_areadb_recovery_file_dest_size Big integer3882mSql> alter system set Log_archive_dest = '/u01/app/oracle/arch ' scope = SPFile; System altered. sql>!ls-lrt /u01/app/oracletotal 48drwxr-xr-x 2 Oracle oinstall 4096 DEC 21:25 checkpointsdrwxr-x---5 Oracle Oinstall 4096 Dec 22:03 cfgtoollogsdrwxr-x---3 oracle

Tags: Oracle database migrationPurpose: To deploy 192.168.9.102 on Ggwsxt/[email Protected]:1521/oracle to 1041. View the original user table spaceSelect Tablespace_name,count (0) from dba_segments where Owner=upper (' GGWSXT ') group by Tablespace_name;2. View the directory where the original user created the table spaceSELECT * from Dba_data_files;3. Create table space for the original userCreate Tablespa

(' VH0008 ', ' VH0000 ', ' 20160420074729 '); insert into SM_FIELD_PARENT_TB (field_ ID, Parent_field, last_modi_date) VALUES (' VH0010 ', ' VH0000 ', ' 20160420074818 '); insert into SM_FIELD_PARENT_TB (field_ ID, Parent_field, last_modi_date) VALUES (' VH0012 ', ' VH0000 ', ' 20160420074914 '); insert into SM_FIELD_PARENT_TB (field_ ID, Parent_field, last_modi_date) VALUES (' VH0016 ', ' VH0000 ', ' 20160420075055 '); insert into SM_FIELD_PARENT_TB (field_ ID, Parent_field, last_modi_date) VA

Label:SQLLDR Data Migration--oracle TXT import and export http://coupling001.blog.163.com/blog/static/174925389201262093959635/ First, SQLLDR import txt 1. Preparation a). txt file This is to be saved as unsigned UTF-8. b). Oracle Build Table 2. Write the control file Input_test.ctl LOAD DATA CHARACTERSET ' UTF8 ' --Character Set settingsINFILE ' D:\input_test.t

Tags: database art dbf ora user start ACL down Execute SQLFirst execute Sqlplus/as sysdba with Oracle user, enter Sqlplus,Then first look at what data files are currently available sql> select name from V$datafile; And then we see a/u01/app/oracle/oradata/sid/test.dbf in the results.Then close the database sql> shutdown immediate; Sql> exit;Then copy the file with the O