Questions tagged [data-synchronization]

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PostgreSQL warm standby: sync WAL files

I'm new to PostgreSQL (using ver 8.4.20) and need to setup a master and standby SQL server setup. I am planning to use warm standby setup. I have read the docs on PG and understand the basics, but a ...
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2answers
240 views

Local and cloud database sync missing data only

We have set up an IOT device which records a lot of data. This data always makes it into the local gateway mysql database, and if there is an internet connection then it also goes into the cloud ...
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1answer
208 views

Selective synchronization between distributed clusters

What's the best practice for the following scenario: I've an embeded device with a single, lightweight database; a powerful server with a cluster; a cluster in the cloud. I'd like to synchronize the ...
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1answer
2k views

Why CTX_DDL.SYNC_INDEX procedure doesn't work?

I'm following the Oracle documentation to create indexes with Oracle Text. The problem is, when I update my data and want to synchronize my index with the CTX_DDL.SYNC_INDEX procedure (according to ...
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3answers
482 views

Move large mysql table data from one server to another

I have a table to which millions of data are inserted every day. As the table size grows more than 10 GB, I have issues with the performance of server in fetching apis and generating reports, which ...
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0answers
502 views

Syncing DB's between local and live server?

I need to sync two tables between MySQL databases. I have read about MySql Replication. But not sure whether it can be used in this scenario. What I want to achieve is explained below. There are two ...
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0answers
55 views

Mysql, best synchronization option

Hope the question isn't too vague. I have a user who has a HOSTED web application that helps run his day to day business. The application is very useful to the client and his customers, as they can ...
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1answer
176 views

SQL Server 2012 AlwaysOn Availability Group

We have an application that needs access to the database all the time to work properly and we are planning on deploying SQL Server 2012 AlwaysOn Availability Groups on Windows Server 2012. We have ...
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1answer
70 views

What postgres sync solution should I use to duplicate production, but read it from another application?

I'm a little out of my league with my current problem, but I'm looking for a solution where the following conditions are met: My production database reads and writes as it currently does My ...
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1answer
20 views

Are my MongoDB servers right in setting?

I have a small web site, so I used two servers. A: master 4G Ram, 96G SSD B: slave 2G RAM, 96G SSD The B server is always for backup, no read, no write. In my application, many users can (and will) ...
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1answer
867 views

SymmetricDS not using Lookup Transform on primary key

I'm syncing records between two MySQL databases using SymmetricDS, but need to keep the primary key (fieldname = "id") fields unique. Symmetric doesn't seem to want to obey the "lookup" transform_type ...
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1answer
215 views

Keeping bank transactions in sync

I'm counting on your expertise in this one, I'm developing a scrapper for banking transactions history. My problem is, scrapping should be done regularly and the bank doesn't supply any unique ...
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1answer
477 views

ODBC configuration

I have an internal system which includes a Database and I'm also using QuickBooks Accounting package. Is there anyway I can sync my Quickbooks database with my internal system database? What I want to ...
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0answers
133 views

Replication with no network connectivity

I have SQL Servers on two isolated networks that cannot be connected directly. However, there is a need to keep data in sync between the two systems. Obviously SQL Server replication won't work. It ...