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

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How to export an image column to files in SQL Server?

I will migrate from a database. There is one column of type image that I would like to export to binary files on the file system. One file for each record. How can I do this with SQL Server?
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2answers
29 views

Migrate MySQL tables to new server with same tables already on it?

We migrated our web server to a newer server. We have the old and new both running while we do testing on the new one. The old one is still being used in production by our clients and internal staff ...
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1answer
113 views

Strategies to import big data into oracle

Which strategies are available to import very larg amount of data from an external system which is delivering about 500 million small transactions every day? Oracle becomes very slow with high ...
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1answer
27 views

mysql workbench migration changed my database. Can I trust it?

I'm migrating a large production database(s) from mysql 5.5 to 5.6. Used Mysql Workbench Migration Wizard which creates a shell script to run on source and taget machines. The process worked well but ...
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3k views

SQL Server to Oracle export using Microsoft OLEDB Provider for Oracle

I am trying to Export Data from SQL Server to Oracle using the "Microsoft OLEDB Provider for Oracle". I am using "Export Data..." option from Task menu. I get to connect to the source database (SQL ...
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1answer
177 views

Can Unicode columns include non-Unicode values in SQL Server?

I need to convert Unicode column values from UTF16-LE to UTF-8 to then import into MySQL. Is it safe to assume columns of NVARCHAR, NTEXT, NCHAR, BIT, INT, DECIMAL, FLOAT, and DATETIME all must be ...
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73 views

Options to migrate large database from Sybase ASE to SQL Server with minimum downtime

The problem: Our server database contains 1TB of data. It runs on a Sybase ASE 15.7 server and shall be migrated to SQL Server 2014. The servers will be located in the same data center during ...
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1answer
809 views

Fastest way to migrate database to AlwaysOn cluster

I want to make the fastest migration plan to move a SQL Server database in simple recovery from a standalone server (SQL 2005) to a two node AlwaysOn cluster in full recovery. Some databases are ...
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23 views

Migration DDL - PostgreSQL 9.2

I'm doing a DDL to migrate all the attachments from the DB to a NFS server. Structure: /userfiles/account/5554/attachment/26687981/file/2790000/main.with_name/photo.j‌​pg ...
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40 views

MySQL performance issue after migration

I have a MySQL performance issue with a brand new server, and am somewhat of a beginner as a database administrator (I'm mostly a general-purpose Linux sysadmin). I'm looking for pointers where to ...
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2answers
393 views

Is there a penalty for using BINARY(16) instead of UNIQUEIDENTIFIER?

I've recently inherited a SQL Server database that uses BINARY(16) instead of UNIQUEIDENTIFIER to store Guids. It does this for everything including primary keys. Should I be concerned?
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How do I disable constraint checking during schema migration?

How do I disable FOREIGN KEY checking for the time of database schema migration? Currently I found engine-based commands like: PostgreSQL: SET CONSTRAINTS ALL DEFERRED; MSSQL: EXEC ...
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1answer
150 views

migration of oracle xe 10 to xe 11 fails with wrong paths used in the import

I'm following the documentation to upgrade an OracleXE 10.2 database to OracleXE 11.2. The export succeeded without any problem, the import (on another machine with XE 11) fails though. The log file ...
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1answer
26 views

Replace content of only one table with new version (should disable foreign keys?)

I have 2 tables. 2nd has foreign keys to reference 1st. I need to replace the whole content of the 1st table with the new version from another database. The new version satisfies all constraints and ...
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1answer
198 views

How to convert database mysql4 to mysql5

I have mysql dump file named booster.dump. It was export from 4.0.27-standard mysql server. Now I want to convert this database to mysql 5.1.73-cll. How can I do it? I search about this topic in ...
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31 views

SQL Server 2000 Migration on Production [duplicate]

I have a couple databases on server1 and I want to put them on server2. Application is adding new data in every couple of minutes to databases on server1. I would like to not switch off application ...
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1answer
8k 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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37 views

Migrate Postgres from VM to VM

I have 2 VMs, both are identical in structural terms (came from the same snapshot, nothing installed, upgraded or removed). One VM is "clean", never used. The other VMs was heavily used and it has ...
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5answers
14k views

Are SQL Server in-place upgrades as ill advised as they used to be?

I have been working with SQL server on and off since SQL Server 6.5, the old advice that still rings in my head was never to do an in-place upgrade. I'm currently upgrading my 2008 R2 DEV and TEST ...
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1answer
43 views

How to handle Schedules when moving Jobs to another server?

We are migrating our SQL Server 2008 R2 to another physical server. For this, I will script out all jobs and run it on the target server. My question is about handling the schedules: When a job is ...
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1answer
129 views

Don't delete exist data with SSMA

I'm trying to use Microsoft's SQL Server Migration Assistant for Sybase 5.3 ('SSMA') to migrate multiple Sybase databases (that have the same schema) to a single MSSQL database. The first database ...
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3answers
2k views

Migrate SQL Server database to multiple files (shrinkfile emptyfile vs log shipping)

I have a SQL Server 2008 database in production that we are moving onto a new server. The current database has a single ~400GB .MDF file. The new server will be running SQL Server 2012, and we are ...
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23 views

Slony PostgreSQL replication from Chile to US (between datacenters)

We are moving from a datacenter in Chile to one in AWS (in USA). We've already moved most of our servers but the database (PostgreSQL). As the source server is in a VMWARE environment, we took a copy ...
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2answers
17 views

Migrating Pure PHP Site with Associated Database To New Server

First, let me say I'm not a DBA or network admin, but have moved large scale CMS websites from host to host. But, I have never moved a pure php coded database driven website from one host to another. ...
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1answer
38 views

MS SQL Server IP address change considerations

I am very new to MS SQL Server Administration and wants to learn on Migration of SQL Server in detail. We are in a Datacenter migration Project where the Windows server (SQL Server is residing in it) ...
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1answer
31 views

Agent shows disabled(although it is not) after migration

I am migrating our old server to a more reliable and powerful new server. SQL Server edition and build number stays the same (SQL Server 2008 R2 Standard). For this I followed the steps given in this ...
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1answer
69 views

Migrate/Export DB from Oracle 11g Enterprise to Oracle 11g Express

So I'm a DBA newbie and I've got an Oracle Enterprise server running in production with the following information under All Reports -> Data Dictionary Reports -> Version Banner, under ...
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2answers
3k views

How to move a database from SQL Server 2012 to SQL Server 2005

What are my options if I need to move a database from SQL Server 2012(32bit) to SQL Server 2005(64bit)? I know I cannot: restore a backup of the database on SQL Server 2005 detach & attach I ...
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2answers
85 views

Database Migration - Can it be this easy?

We have an old SQL Server 2008 server that needs to be replaced, and as the sole developer (and by extension DBA), I have been asked to figure out the best way to move the 5 databases to a new server. ...
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6answers
1k views

Move SQL Server 2008 database from machine A to B with no downtime

I got a bit of a problem. I have a SQL Server database in box A which has approximately 60gb of data. I need to move this to a new machine but I cannot have downtime at all. Every second that goes by ...
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1answer
35 views

Migrate a schema structure from one server to another MySQL

We have two Database environment server (Development and Production). Production DB is already being used in Production(means it already has production data etc.). My question is, is it possible to ...
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1answer
216 views

Migrating Oracle to MySQL: MySql Workbench Not Available

I am currently trying to migrate information from a query of a remote Oracle database to a local MySQL database. I have poked around and have found it has been frequently suggested to use the ...
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70 views

Microsoft SQL Server -> Postgres Data Migration

I have data in a Microsoft SQL Server that needs to be migrated to Postgres. The problem is that the SQL Server gets continuous updates and is hosted on our local net, while the Postgres instance is ...
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58 views

Migrating a database from one PostgreSQL server to another cleanly

I have a Rails app server that uses Postgres for the DB backend. I'm spinning up a new server and I want to get a clean and up to date copy of the database. I've tried it once so far while the ...
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32 views

Which would be a recommended approach for migrating a Postgresql database from one server to another?

We are moving out of our current dataserver based on Santiago, Chile to Amazon (AWS) in North Carolina, all other servers have been successfully migrated with no problem, but our "migration consultant ...
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2answers
2k views

Best way to migrate a huge SQL Server database with low downtime over network

Problem definition Our database server needs to be transferred to an other datacenter. It runs on Microsoft SQL Server 2012 Enterprise (64-bit) and contains two databases of about 2TB and 1TB. ...
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17 views

Temporary migration to a new server for firmware upgrade

I need to temporarily migrate an SSRS deployment to a new server so that I can perform a firmware upgrade on the server. Once the firmware upgrade has been completed, I will move SSRS back to its ...
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2answers
71 views

Does MySQL Workbench lock database during migration process?

I am doing a migration of my database from one server (RDS) to another (localhost) via the MySQL workbench tool. I want to know if during this process my database will be locked for write and read ...
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1answer
40 views

What are the low hanging fruits of a SQL Server 2014 migration?

I have read about new features and changes of the SQL Server 2014 version. But I still don't know the benefits every server will have by upgrading (from 2008 R2) to 2014? Are there any new features ...
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1answer
1k views

How to migrate old Oracle ASM disks

We have EMC CLARiiON disks that are near their end of support, so we need to move Oracle ASM disks to a new sets disks. We are trying to minimize the database down time, so I am trying to find ways ...
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20 views

Migrating a DB of mysql 5.0 to 5.5

Sorry this is a newbie question. I have a DB of mysql 5.0 on a shared host and I would like to migrate this DB to another mysql server (5.5) on another shared host. What I did is like this. ...
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2answers
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What is the easiest way to move data from Oracle to SQL Server?

One of our products supports both Oracle and SQL Server as database backend. We have a customer who wishes to switch from an Oracle backend to Microsoft SQL Server, which isn't a typical transition ...
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2answers
8k views

What is a good way to copy data from one Cassandra ColumnFamily to another on the same Keyspace (like SQL's INSERT INTO)?

Trying to find a way to easily transfer all the rows from a Cassandra ColumnFamily/Table to another. The COPY command, as I understand, is a good option. However, as it dumps all the data to .csv on ...
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How to Normalize dump table, Perform-query, Perform-database Mysql

I need to migrate information hosting provider to our own systems, in this context I pose the following: The vendor provided us with history of transactions totaling approximately 7.5 million ...
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2answers
243 views

Loop through tables or copy paste

I have to do a migration where I should retrieve data from 40 Access tables, which should contain several of the same columns (but not all, the schemas are different). To make it simpler, I used SSMA ...
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1answer
36 views

Microsoft SQL migration full/diff backup/restore

I would like to move a database from one physical location to another. I already have a copy of the full database backup at the new location which is done by a nightly SQL job and is about 20GB. If I ...
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2answers
22k views

How to migrate Oracle database to MySQL server? [closed]

Currently our application is running using Oracle 11g database. We are developing newer version of the application which runs on MySQL cluster. We need to migrate the data from Oracle database to ...
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1answer
44 views

Migrating system and user databases to a new server by moving the lun

I have to lease replace a server and the system and user databases all reside on the e which is a SAN LUN. The method they want to employ is to remove the lun from the current server and present it to ...
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3answers
400 views

Moving a SQL Cluster to Another Data Center w/No Downtime

We have a two node SQL 2008 Enterprise cluster in a data center in California, and are looking to move hosts from a leased environment to a colo environment much closer to our home office. Our ...
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3answers
518 views

Creating a MySQL db from an Informix database

There is an existing database that was created in Informix. I would like to export it and then import it into MySQL. I tried to export it using dbschema and it created the dbase.sql file and several ...