oracle to mongodb migration

Oracle index file migration steps:Preparations:1) Back up GBOS User table indexes: Use plsqlDevelop to export all GBOS User table indexes for backup. 1. view the data files in the index tablespaceSelect file_id, file_name, tablespace_name, bytes/1024/1024 M, blocks from dba_data_filesWhere TABLESPACE_NAME = 'userindex' order by 1; FILE_ID FILE_NAME TABLESPACE M BLOCKS----------------------------------------

/*+ Parallel (8) */* from table" Head=no file=/data/oracle/tmp/f Ile exporting to a local directorySpecific commands to importSqlldr Root/[email protected] @ip: 1521/tnsname control=/data/oracle/shell/xxx.ctlData=/data/oracle/tmp/fileLog=/data/oracle/log/file.log errors=0 rows=100000 bindsize=1024000000 direct=y;Xxx.ct

According to the official oracle documentation, the database character set cannot be changed after it is created. Therefore, it is important to consider which character set to use at the beginning of design and installation. For Databases According to the official oracle documentation, the database character set cannot be changed after it is created. Therefore, it is important to consider which character se

Tags: style blog http color io os using AR forRecent migration practices for Oracle to Greenplum, steps are as follows: 1. The implementation process of implementing Oracle's data structure migration to GP using ORA2PG 2. Oracle's data migration to GP implementation process 1. ORA2PG Address: The https://github.com/dar

The following articles describe how to quickly migrate Oracle SQL to DB2 SQL. The following describes how to port Oracle SQL to DB2 SQL, I hope you will have a better understanding of it after browsing. SQL, Oracle, port SQL, Oracle, Port Migration from

MySQL-to-Oracle program migration Considerations 2001-09 There are many applications, just start with MySQL database can basically achieve a variety of functional requirements, with the increase in application users, As the amount of data increases, MySQL gradually becomes overwhelmed: the connection is slow or even down, so the data is moved from MySQL to Oracle's requirements, the application should ma

Oracle 11G Single Instance uses asm, and test the migration of data files to other disk groups 1. configure/etc/hosts network vi/etc/hosts192.168.1.181 asm asm.oracle.com 1. disable FIREWALL 2. disable SElinux vi/etc/selinux/config => SELINUX = disabled 2. create a user and group groupadd-g 5000 asmadmingroupadd-g 5001 asmdbagroupadd-g 5002 asmopergroupadd-g 6000 oinstallgroupadd-g 6001 dbagroupadd-g 6002 l

oracle| Process | data | database Oracle 9i Database Migration process Author: unknown Database movement, often occurs during the implementation of a project, and for experienced DBAs, database movement is very easy. But for some people who only know the system and are not very knowledgeable about the database, Oracle's move is less than capacity. For example,

Size 171966664 bytes Database buffers 356515840 bytes Redo buffers 7168000 bytes Database mounted. 3. Rename the data file sql> ALTER DATABASE rename file '/u01/app/oracle/oradata/orcl/acptdat.dbf ' to '/u02/oradata/hsbop/acptdat.dbf '; Database altered. sql> ALTER DATABASE rename file '/u01/app/oracle/oradata/orcl/acptidx.dbf ' to '/u02/oradata/hsbop/acptidx.dbf '; Database altered. sql> ALTER DATABA

Tags: click protocol aced. EXE without ISE system pipe through netGo to Oracle official website http://www.oracle.com/technetwork/cn/database/enterprise-edition/downloads/index.html download the necessary database installation files:Here to agree to its agreement to download:Click to accept:Below we go to download the installation file:Just right-click on your download tool to download it.Here's the point: 32-bit clients you can choose no longer becau

: Username/password @ service nameQuery: Querying statementsCharSet: Character Set UTF-8, the character set for exporting GBK character set data in Oracle to text format is UTF-8Text: Export file type, must be mysqlins, become the file data automatically generated insert MySQL statement "' symbol, for example: ' Zhang San 'Format: MySQLFile: Export Data File Save path%b: The letter B must be lowercase, can generate multiple data text files, for exampl

Tags: export error ora SQL BSP problem service Oracle Import ExportRecently in the Oracle data migration, from one server to another server up, encountered a variety of problems, such as the introduction of DMP files, encountered IMP-0009 error, tossing for a half day, found that I was connected to the server export DMP file, The

= ' Test2 ' scope=spfile;[Email protected] > create Pfile from SPFile;[email protected] > shutdown immediate;$ [email protected] ~> export ORACLE_SID=TEST2$ [email protected] ~> Sqlplus/as SYSDBA[email protected] > startuppfile= '/u02/app/oracle/product/10.2.0/db_1/dbs/inittest.ora '[Email protected] > Create SPFile frompfile= '/u02/app/oracle/product/10.2.0/db_1/dbs/inittest.ora ';[email protected] > shutd

Tags: des style http color os io using Java strongPrefaceA framework for a reporting system such as ExtJS + Spring + Oracle was previously built. Because of the requirements of other departments, the framework is also required to make some special customizations.But one problem is that Oracle's database needs to be charged, and personal use is no problem, and the company will have a problem with infringement.and MySQL is completely free.So using a com

1. Migration of ASM files ASM file migration refers to migrating database files located on the file system to the ASM disk group, or migrating database files located on the ASM disk group to the file system. As shown in: Ii. migrate from the file system to the ASM disk group Step 1: Modify the spfile SQL> alter system set control_files = '+ dgdata1', '+ dgdata1' scope = spfile; Step 2: Back up the control

For a long time, data migration or extraction between heterogeneous databases is required. If Oracle Data is extracted from SQL, You Can Use ODBC, OLEDB, and other methods to extract SQL data from Oracle, most of them are implemented through transparent gateways. In the process of heterogeneous data extraction, it is best to use the SQL92 standard syntax to write

ORACLE Database Data File Location migration 1. there are two ways to move a data file www.2cto.com to move a data file: 1. Move SQL> select name from v $ datafile; ------ 2. shut down Database SQL> shutdown immediate Database closed. database dismounted. ORACLE instance shut down. 3. MOUNT to database SQL> startup mount ORAC