Questions tagged [migration]

the process of moving databases or data from one place to another

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2answers
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Attach database from SQL Express 2008 Edition to SQL Server 2008 Enterprise Edition

My friend is stuck on moving a database stored in SQL Express 2008 Edition in a server (called server A) to SQL Server 2008 Enterprise Edition in another one (called server B). There are two SQL 2008 ...
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2answers
302 views

PostgreSQL Database Migration

How can I migrate data from on PostgreSQL database to another PostgreSQL database? Is there any technique to migrate data with SQL scripting?
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1answer
710 views

Data migration between databases in the same instance

I have two almost identical (structurally) databases: Documents DocumentsOld The original database existed before table partitioning was available, so the solution they found was to create the ...
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1answer
154 views

What should be checked after an Oracle migration

After a large data migration, what needs to be checked to be confident that the data move has succeeded? the number of tables and rows in each schema is the same. the text data in the tables has not ...
3
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1answer
219 views

Managing schema changes between transactional and analytical databases

How would you manage changes in a transactional database that affect an analytical database? Environment: Transactional database is a current, or near current version of MySQL. Size of the ...
2
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1answer
1k views

copy schema across different physical databases in db2

Is there any way to programatically copy across schema (i.e. tables,functions,views) etc from one database over to another one. Assuming both are running same versions of DB2. I found a few utilities ...
5
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2answers
11k views

Move an Oracle database by moving the raw data files

I have a large Oracle database (~300 GB) and I need to move a copy of the database to a new environment in a short period of time. I was wondering if there is a way to just pick up the raw files ...
2
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2answers
720 views

Validate and Verify Data After SAN Migration

We are preparing to migrate to a new SAN and I have been tasked with verifying/validating data after migrating a server. Other than the DBCC commands that would tell me about data integrity, and ...
43
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1answer
21k views

Best practices for schema changes and data migrations to a live database without downtime?

How do you make schema changes to a live database without downtime? For instance, lets say I have a PostgreSQL database with a table including various user data like email addresses etc, all ...
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1answer
93 views

Practices to keep SQL Server databases easy to port to MySQL?

We've developing an ASP.NET Web application that is to be designed for MS SQL Server 2008. I'd like to minimize my future dB admin's headaches should there be a need to migrating over to MySQL. With ...
5
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2answers
1k views

How do you migrate a database from SQL Server 2008 to MySQL?

I'm just getting into MySQL, so forgive me if this is a basic question. For my application I need to migrate my database from SQL Server 2008 R2 to MySQL. Is there any mechanism or technique or ...
9
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6answers
11k views

Best way to document database mappings for migrations [closed]

I'm working on a project that includes mapping database elements for a migration and I wanted to know what tools others were using to do this? Excel is a very flexible way to document simple ...
5
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1answer
533 views

bcp database migration

I want one server to migrate the database to another server. On another server database already exists, then ist all the tables, but they are empty and I want to fill. For the filling, I want to use ...
4
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2answers
286 views

Migrate Data and/or Schema from DBv1 to DBv2

I have a production database which has been plugging away for several months. I have been making modifications to a duplicate copy on a test/dev server. I've added some additional fields (null allowed)...
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2answers
1k views

DBCC CHECKDB errors migrating from SQL Server 2000 to SQL Server 2008R2

I'm getting integrity issues after I migrate a DB from SQL Server 2000 to SQL Server 2008 R2. I ran a DBCC CHECKDB on the old db, and it returned no issues. Then I FTP-ed the backup file to the new ...
2
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2answers
1k views

Logical schema development and migration tool for different physical schema available including triggers and stored procedures?

We are planning to support for our application another rdbms (oracle). At the moment we are design our database schema with the MySQL-Workbench. For every new database version we have schema er-...
5
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1answer
14k views

Migrating from one SQL Server 2008 R2 instance to another

I just started a new dba job and have been given a new server and told to move everything from the old server to the new one, brand new windows and SQL Server installations. I know I have to transfer ...
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2answers
334 views

Workload analysis before migration

Does anybody have a recommendation on which performance counters to collect and/or templates to use on the profiler before migrating SQL databases? The purpose is to evaluate the workload and make ...
4
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2answers
1k views

Oracle 10g Storage Migration

We need to migrate the storage of our production database. What is the appropriate method of doing so and what specific/generic precautions do we need to take?? Database Configuration: Volume Manager ...
17
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4answers
121k views

How to solve UTF8 invalid byte sequence copy errors on a restore, when the source database is encoded in UTF8?

I was given the task to migrate a PostgreSQL 8.2.x database to another server. To do this I'm using the pgAdmin 1.12.2 (on Ubuntu 11.04 by the way) and using the Backup and Restore using the custom/...
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1answer
129 views

I need help migrating data through databases

I have a web page with some data about the users. Recently, I made a complete change and start developing a new portal and of course a new DB structure. My question : What is the best way to migrate ...
4
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2answers
7k views

How to migrate from SQL Server 2000 to SQL Server 2008 R2 Express Edition

I have been trying to migrate a database from SQL Server 2000 (part of SBS 2003) to SQL Server 2008 R2 Express Edition I naively tried using the SQL Server Export and Import wizard. This has worked ...
14
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1answer
10k views

How to migrate large blob table from mysql to postgresql?

I'm now in process of migrating my MySQL database to PostgreSQL. Almost everything went fine (well, after lots of googling for correct mysqldump params etc.) except one table I have - actually the ...
1
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1answer
937 views

Ms Access queries equivalent in Sql Server

Queries in MS Access can act like views do in oracle in that you can query against them. Example: if you have a query in access called allProducts, you can also do SELECT * from allProducts; My ...
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2answers
654 views

Save postgres database from broken ubuntu 10.04 server

Recently a database server with an important db broke (some grub linux issue that I'd prefer not to solve). I can still access the filesystem. Is there a chance to transfer the database by only ...
22
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7answers
56k views

Need to migrate SQL Server to MySQL

I have a database on SQL Server 2008 on a Windows server and I want to move all of the data to a MySQL database on a Ubuntu server. I have tried using the SQL Server Import and Export Wizard with the ...
5
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1answer
361 views

Migrating large database

What is a quick way of migrating 75G database to the cluster? I tried to test the backup and restore and it took more than 2 hrs. Business owners won't accept the long outage. Any idea how I can make ...
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2answers
773 views

Should I move to InnoDB during a planned migration?

I'm shortly migrating a Debian Lenny webserver to another host and Debian Squeeze. The standard MySQL installation even on Squeeze is 5.1 and therefore would default to MyISAM - I'm inclined to stick ...
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2answers
5k views

What specific tests need to be performed under Database migration from DB2 to Oracle?

Currently I am going to be testing (I am a Data Analyst) of a larger migration project where they are planning to migrate from DB2 to Oracle. My question may be little broader; however any ...
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5answers
10k views

Tools to migrate from SQLite to PostgreSQL

I need to continuously migrate from SQLite to PostgreSQL. By continuously, I mean that I will reimport the SQLite database into PostgreSQL every day. It would be nice if I could make changes to the ...
2
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3answers
666 views

Huge Data Migration in Oracle and space concerns

I am trying to do Insert append as part of data migration from SchemaA.table1 to SchemaB.table2 in the same Oracle database. Due to refactoring of Table2, there will be some form of data ...
2
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1answer
669 views

New SQL instance and migration

What are the best practices of creating new SQL Server instance on SQL Server Clustering 2008 R2 and migrating a database with high transactions?
5
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3answers
229 views

Import 2 column CSV files to some sort of DB… preliminary planning

Every day I have a CSV file generated by a script. It has two columns. Column 1 is a name, column 2 is the size of their mailbox. I have a years worth of these files. I would like to be able to ...
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4answers
5k views

SQL Server 2008 R2 Ent trial expired move to express?

So someone let our SQL server 2008 R2 enterprise trial expire on a web server. It was part of a plan to restart a project and move everything we had over to MySql instead. We don't need anything ...
5
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1answer
454 views

Error moving SQL Server 2000 to SQL Server 2005 NOLOCK Error

I need to move a database from the SQL Server 2000 (32 bit) to SQL Server 2005.But,When I attacted my database to SQL Server 2005,it's gives me error.(NOLOCK error) Also , After I running dbcc check ...
11
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2answers
1k views

A Non-DBA Asks: How to Painlessly Copy/Move a SQL Server instance to another Server via Backup/Restore?

We've just got a new server so I need to copy the existing SQL Server 2008 instance over from the old db box. I normally do this by copying .mdf and log files over and attaching them but I'm not able ...
5
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1answer
3k views

Migration from DB2 to MySQL

Does any one have experience on migration from DB2 to MySQL ? Please share with me. I tried googling, but I have not received much information on this.
9
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2answers
3k views

How to migrate SQL Server Stored Procedures using temporary tables or table variables to Oracle?

C# developer encouraged by management to write SQL Server stored procedures often produce procedures like this create table #t1 (...); insert into #t1 Select ... from table_a where ...; insert into #...
23
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4answers
901 views

What is your workflow for planning a data migration?

So many times I've been brought in at the end of a software development effort and been told something like "okay, we've got all this new code and it requires tables to change and data to be migrated"....
16
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7answers
34k views

Moving tables to another SQL2008 database (including indexes, triggers, etc.)

I need to move a whole bunch (100+) of large (millions of rows) tables from one SQL2008 database to another. I originally just used the Import/Export Wizard, but all the destination tables were ...
2
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1answer
2k views

How to migrate data from Google AppEngine Datastore

How to migrate data from Google AppEngine's Datastore to other database (not Datastore)? There is appcfg.py download_data but it produces sqlite3 file with empty bulkloader_database_signature and ...
137
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13answers
248k views

How can I move a database from one server to another?

How can I move MySQL tables from one physical server to another? Such as this exact scenario: I have a MySQL server that uses innodb table and is about 20GB size. I want to move it to a new server, ...
6
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1answer
3k views

SQL Server Migration restore backup vs copy data and log files

I'm tasked with doing a SQL Server 2000 to 2005 migration. I will be doing a side-by-side migration. I've read from a few different sources that I can either: Perform a backup of the database on SQL ...