In information technology access control is a technique that is used to determine who can use which information or features by giving or denying authorization to authenticated or anonymous users.

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How to access to DB Instance from another DB Instance with Windows Authentication

i have two database servers DB_INSTANCE1 DB_INSTANCE2 is it possible to access from DB_INSTANCE1\DB1 SQL script to DB_INSTANCE2\DB2 tables without using SQL Logins ? (not every database servers are ...
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Difference of write authorization on file system with mySQL

On my local mySQL (on CentOS 6 VM) database I wanted to export some data from the DB to a file like this: SELECT html FROM mytable WHERE lang = 'en' and id='KEY01' INTO OUTFILE 'key01_en.html' By ...
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Access algorithms in Partial Index implementation of PostgreSQL 9.4?

I am studying big-O time-space complexities of different algorithms with the partial index of PostgreSQL 9.4: introsort (O(n log n)-time, O(log n)-space) and heapsort (O(n log(n))-time ...
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Row level security and full text searching

How do you approach the problem of resolving access permissions when matching tens of thousands of users with tens of millions of documents containing unstructured data? How do you even build and ...
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Relationship based access control (ReBAC)

In my application, access control is based on relationships between entities. Consider this simplified schema: CREATE TABLE user (...); CREATE TABLE group (...); CREATE TABLE group_members( ...
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Role based access control protocol for resources in mysql database

I have a mysql database for an application which contains users and resources, like for example books, movies, tv-shows and music. Users should be able to view and edit specific entries of this ...
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Cannot access MS Access DB with non-Admin users

I have created several users in a MS Access database using "User-Level Security Wizard" in Access 2013. The problem: I am only able to log in with users belonging to Admins group. Other users ...
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implementing DAC and MAC in Oracle

I want an example that might help me implement a dynamics modes of an access mode model. From from page 58 of Secured Database Application Development: Static Access Modes are: use 1 ...