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Display user-defined types and their details

I've created a few new UDTs in PostgreSQL. However, now I have two problems: how to see which UDTs have been defined?how to see the columns defined within these UDTs?Unfortunately,...

Database Administrators Asked on 2 years ago

Concerns regarding changing virtual NIC on SQL Server 2008 R2 / Windows Server 2008 R2

I have SQL Server 2008 R2 running on Windows Server 2008 R2 in a virtual environment (ESXI 5.5). Client has been advised to switch the existing E1000 adapter with a...

Database Administrators Asked by user77410 on 2 years ago

mongodump: fact.bson: input/output error

We are trying to export 1.5TB database into mongodb. But its fail after 100gb and giving us below error. As we notice root mount point got 100% space. We are...

Database Administrators Asked by Irfi on 2 years ago

InnoDB ibdata1 corrupted, innodb_force_recover not working

I think I have checked every post in the internet.Thing is my MySQL (MariaDB) won't come up and after much testing I have seen it is because of the...

Database Administrators Asked by Arnau EC on 2 years ago

I am trying to achieve a Disaster recovery for Mongo DB

Right now i have a MongoDb HA in site one and i need another site with asynchronous replication enables in another location.This is a base plan of mine to achieve...

Database Administrators Asked by linn zacharias on 2 years ago

Oracle 11gR2 - How To Audit SYS.USER$ Table

I have a Oracle 11gR2 database and I want to audit all select operations on SYS.USER$ table for which users select on this table. When I try this command (I'm...

Database Administrators Asked by jrdba on 2 years ago

Common entities with differing attributes across multiple databases

We have two systems each with their own database. Each system has Parties (Customers and Vendors) and each of these can have one or more Sites (addresses) for different functions...

Database Administrators Asked by Rik Bradley on 2 years ago

How to remove an object from a photo in GIMP?

I'm new with GIMP (2.10.8). I have this photo: In this image you can see my finger and I tried to remove...

Graphic Design Asked by dsaj34v on 2 years ago

Is there a definitive family tree?

On the official website for Dark, there's an interactive family tree, which shows the family tree based on which episodes you have seen. I...

Science Fiction & Fantasy Asked on 2 years ago

Definition of sharpe ratio maximising and variance minimising portfolios

In this paper, http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2226985, in the derivation of the mean variance efficient portfolio using lagrangians in the appendix, on page 29, the two portfolios are defined: $$pi_R=frac{V^{-1}R}{1^TV^{-1}R},...

Quantitative Finance Asked by WeakLearner on 2 years ago

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