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

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Why are some of my migrated tables showing “The given key was not present in the dictionary” in WebMatrix's interface?

I'm having an issue while using the SQL Server Migration tool to convert Access accdbs into SQL Server 2014 Express. I am converting the tables using SQL Server Migration Tool and I have a connection ...
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33 views

Changes to the database schema are called migrations, what are data changes called?

Not sure where to ask this but here it is anyway. I understand that changes to the database schema are called migrations from a certain version to another. What do DBAs call changes to the ...
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1answer
34 views

Adding columns & index to a huge table

I'm working with a Rails app backed by a MySQL database. One of the more-frequently used models is backed by a table with over 200,000,000 rows (and growing). We've been aware for a while that the way ...
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1answer
13 views

Entity Framework: Automatic migration failed on huge DB

I am using EF 6.1.1, and DB has three million records and migration has to change the precision of a coulumn of type decimal. And the migration timeout window set to max value, CommandTimeout = ...
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1answer
49 views

Do I need to rebuild indexes when upgrading a DB from 2008 to 2012?

I can't find anything on BOL that indicates I need to rebuild indexes or statistics after the migration and compatibility level upgrade of a database. But I have read a few articles/answers around the ...
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43 views

Best Approach to Migrating Oracle to MySQL - Run on EC2 in AWS

I'm trying to migrate an Oracle schema as well as all of the data within the DB to a MySQL database. I want to then make an EC2 app on AWS to kick off whatever I've written for this. Are there any ...
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45 views

improve long running query

I have this query INSERT INTO interactions( user_id, external_object_id, origin, interaction_type, interaction_sub_type, published_at, origin_id, created_at, updated_at) SELECT ...
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32 views

how to migrate data between two distincts tables

I have a database with millions of records in a table users. I need to collect this data, tranform to a new format (removing a field, for example) and save it to another database. I'm currently doing ...
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2answers
131 views

What is the recommended method to move databases?

I want to know the recommended method to move a database and data from dev to pre-prod to production in SQL Server. The databases are originally created in MS Access so some upsizing to SQL Server ...
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1answer
45 views

Need to migrate a SQL Server 6.5 Prod to SQL Server 2012 in VM

We are planning to move our SQL Server shop to VM(VMware). We still have one SQL Server 6.5 in production. What would be my course of action/path to move/migrate 6.5 to virtualized SS 2012? It's the ...
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2answers
40 views

change column type from string to numeric

so I have a table with 5.2 million records. 3 columns in this table are for salaries. Those column are currently stored as string and I'd like to change the data type to numeric (I understood while ...
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54 views

How to migrate a database from SQL server to Oracle? [closed]

I have been assigned a task to migrate a database from SQL server to Oracle. But I have no idea about how to do it. Also, is there any need to change the existing data model?
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421 views

Move live SQL Server database to a new server

I have a production server running SQL Server 2008 Web Edition, and it has to keep running 24x7 with almost no down time, and it's the time for us to move to a more advanced server hardware, also it's ...
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41 views

Moving Database SQL Server 2012 to 2008/R2 [duplicate]

I'm planning to move a Large Database from SQL Server 2012 to 2008/R2. I tried the scripting thing, it works on a small-medium type of database but not on Large database w/c is about a hundred MB. Any ...
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1answer
43 views

Backup/Restore Users/Passwords/Privileges

I am moving from one server to another and I want to backup all databases + users/privileges/passwords from my MySQL Server. I found to backup a database using mysqldump, but I cannot figure out, how ...
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6answers
820 views

Migrate from SQL Server 2000 to 2012 without a 2005 or 2008 instance

I have come across three old databases sitting on SQL Server 2000 which I need to move to 2012. I believe the standard approach is to restore into a 2005 or 2008 instance, update, re-export and ...
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19 views

Postgres: Migrate data with FKs to multi-database

I currently have a single DB with data from a number of clients. I have been tasked with writing a script that splits the data up into separate DBs per client (each DB will have the same schema). For ...
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40 views

PostgreSQL 9.0 live migration/replication with native/bucardo between multiple architectures

I'm writing here because I'm in desperate need of a stable and good solution for resolving a issue we are facing. We have an old PostgreSQL server running on RHEL 4 i386 with PostgreSQL 9.0 ...
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1answer
59 views

Migrating DB, SSIS packages, SSRS Reports from 2008 R2 to 2012

I have been given the task of planning our BI department's infrastructure upgrade from SQL 2008 R2 to SQL 2012. This process will include updating our data warehouse (database), reporting ...
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1answer
48 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
31 views

Migrate MySQL 3.23 Data

I have .FRM, .MYD and .MYI files from a MySQL (version 3.23 I think) database from back in the early 2000's. I managed to get the files into a Windows installation of 3.23 and then dump it, however I ...
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2answers
163 views

Have: Postgres database files. Need: Functioning database

I am running Ubuntu 14.04 with a postgres/postgis setup and in a weak moment removed PostgreSQL 9.1 (seemingly a legacy install from 12.04 from before I upgraded to 14.04), having erroneously ...
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24 views

Migrating from 32 bit using pg_basebackup

Has anyone migrated a 32 bit postgres 9.2 database to a 64 bit postgres 9.2? I'm trying to use pg_basebackup but I'm not sure whether this is the right approach.
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27 views

SQL Server to Oracle migration

Converted model resulted into incomplete script generation as all stored procedures, triggers and views were missing, only table structures were generated and i did not get any error messages for it. ...
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1answer
66 views

Migration From Oracle to PostgreSQL Encoding Errors

I'm working on migrating data from an oracle database to a postgresql database. I running into a problem where I export the data from oracle, using sql developer, and importing it into postgresql. ...
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17 views

Moving Replicated & Partitioned SQL2005 Enterprise to SQL 2008R2 Enterprise

Our SQL2005 Enterprise has 4 databases which are all partitioned, each have 5 files and a handful of tables replicated, compatibility mode is 90. They are on an old Windows Server 2003 32bit machine ...
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59 views

Oracle copy DB from one windows server to another

I am not an Oracle DBA but looking for the best approach to copy/clone an Oracle database from one windows server to another, here is my configuration and my requirements: Configuration Server 1 ...
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1answer
88 views

What's the fastest way to migrate an Oracle database from Unix to Linux?

We have an Oracle database installed on AIX 7.1, and now we want to migrate our database instance to RedHat 6.2. The RedHat server has Oracle 11.2 installed already. What's the fastest way to ...
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1answer
72 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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2answers
62 views

In mongodb, is “sh.getBalancerState() is false” the same as “sh.isBanlancerRunning is false”?

During upgrading config servers to use WiredTIger, I stopped balancer using sh.setBalancerState(false), and then I run sh.getBalancerState(). The output is false. Does this mean the balancer is not ...
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1answer
46 views

Restoring SQL Server 2000 database to SQL Server 2008

Is it necessary to restore system databases of SQL Server 2000 to SQL Server 2008, if I am restoring my other databases from 2000 to 2008?
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1answer
115 views

How To Migrate From MSDE 2000 to SQL Server 2008R2 Express

We need to migrate a MSDE 2000 database running on a Windows Server 2003 Standard to a Windows Server 2008 R2 running SQL Server 2008 R2 Express (fresh install). The database is small, about 300MB. ...
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26 views

How do I abstract a WHERE clause condition?

I'm wondering how a condition in a commonly used WHERE clause can be abstracted away so that it can be safely changed. Say I have data like ColA | ColB | ColC ================== 1 | 2 | ABC ...
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2answers
26 views

MYSQL to other DB migration using MYSQL workbench

is it possible to migrate MYSQL to other database platform like MS SQL 2012 using the MYSQL workbench migration wizard?. Everywhere the only destination DB is MYSQL, the reverse process is not ...
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2answers
322 views

How to speed up mysql export and import

I need to perform a DB migration from Server A to Server B. Server A: MySQL version installed 5.0.6 Server B: MySQL version installed 5.6.20 OS: Both are running RedHat Linux 64bit. 16 ...
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1answer
66 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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1answer
70 views

Postgresql 9.1 PITR file system base backup - do I need to stop database?

I am preparing for a migration of a big database to another server and plan to use WAL archiving and Point-In-Time-Recovery to minimize downtime. After reading the documentation I learned I have to do ...
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17 views

mysql Migrating large amount of data times out

I'm a beginner with manipulating db's. I'm trying to migrate (about 70,000) posts from a Drupal setup to Wordpress on my localhost machine and it appears to be timing out, either constantly staying ...
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1answer
67 views

Migrating SQL Server 2000 to 2012, getting old versions of Views (edit: offender SQL Server 2008 R2)

I'm migrating an ancient SQL Server 2000 database to 2012 (with a quick pass through 2008 R2 since 2012 is not compatible with 2000). The DB contains hundreds of views and stored procedures, and in my ...
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25 views

why my data is not being sharded?

I am using mongo 2.6.7 I deploy a sharding cluster follow the guide: http://docs.mongodb.org/manual/tutorial/deploy-shard-cluster/ My sharding cluster include: - two replica sets (one primary + one ...
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48 views

Convert Teradata Database to SQL Server 2012 [closed]

I am just wondering if anyone has any experience, knowledge, or recommendations on migrating a Teradata database to SQL Server 2012. I have never worked with Teradata before so I am unfamiliar with ...
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3answers
571 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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1answer
27 views

Adding column to Postgres table fails

I have a Postgres (8.4.20) table that I'm supposed to add columns to, but it seems to have some problems that I have difficulties to debug: I'm attempting what I thought was a simple ALTER TABLE... ...
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1answer
48 views

migrating legacy databases from SQL Server 2000 via SQL Server 2008 to SQL Server 2012: users and logins

I have some legacy SQL Server 2000 databases to migrate to SQL Server 2012. In my dry run, I have done this: I created empty databases of the same names in SQL Server 2008. Then I backed up the SQL ...
3
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1answer
161 views

SQL Server 2000-2014 migration using 2008 Express as intermediary [closed]

We have SQL Server 2000 Standard Edition, and we're researching migration to SQL Server 2014. I already know that I need to use 2008 as an intermediate step. My question is, do we need to purchase a ...
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1answer
86 views

Restoring a database using Postgres data files instead of .sql files

I backed up my Ubuntu 14.04 system using rsync to a USB stick, but apparently it wasn't formatted for booting. The original disk has been erased and I put a fresh install of Ubuntu on it. In migrating ...
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34 views

SSMA mysql double to sqlserver decimal, decimals getting cut off

I have a field that is a (signed) double in mysql, and I want it to be a decimal(18,4) in sqlserver. I have changed the Type Mapping for Source Types double and double precision to decimal[18][4] in ...
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1answer
627 views

How do I use pg_dump and pg_restore to move a large database to another machine?

I'm a bit unclear on how to use the pg_dump/pg_restore duo to move a large-ish database. Here is the command I use to dump the database (the host and username are taken from environmental variables): ...
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1answer
249 views

Migrating everything to do with a schema from one Oracle DB server to another

We have an old DB server, running Oracle 11g on Solaris. We also have a new DB server, also running Oracle 11g, but on RHEL. We want to move a schema to the new db - but we need everything it refers ...
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1answer
105 views

Migrate SQL Server binary datadump to postgresql

I just got a very big dataset (+/-55GB) in a binary SQL Server format. Is there an easy way to import this file into a Postgresql Server? I found some converter-programs, but they 'only' convert ...