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Rocket U2 is a suite of database management (DBMS) and supporting software now owned by Rocket Software. It includes two MultiValue database platforms: UniData and UniVerse. [1] Both of these products are operating environments which run on current Unix, Linux and Windows operating systems. [2] [3] They are both derivatives of the Pick ...
Operational databases usually use an online transaction processing database which is optimized for faster transaction processing ( create, read, update and delete operations). An operational database is the source for a data warehouse. [1] Data from an operational database can be loaded into an operational data store at a data warehouse before ...
Database encryption. Database encryption can generally be defined as a process that uses an algorithm to transform data stored in a database into "cipher text" that is incomprehensible without first being decrypted. [1] It can therefore be said that the purpose of database encryption is to protect the data stored in a database from being ...
Table (database) A table is a collection of related data held in a table format within a database. It consists of columns and rows . In relational databases, and flat file databases, a table is a set of data elements (values) using a model of vertical columns (identifiable by name) and horizontal rows, the cell being the unit where a row and ...
Access methods provide programs a way of dealing with this complexity. Programs can read or write a record or block of data and wait until the input/output operation is complete ( queued access methods) or allow the operation to be started and the program to continue to run, waiting for the completion at a later time ( basic access methods ...
In computing, Microsoft 's ActiveX Data Objects ( ADO) comprises a set of Component Object Model (COM) objects for accessing data sources. A part of MDAC (Microsoft Data Access Components), it provides a middleware layer between programming languages and OLE DB (a means of accessing data stores, whether databases or not, in a uniform manner).
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