Glossary of terms used on this site
There are 11 entries in this glossary.All
| Term | Definition |
|---|---|
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| Assembler |
Low level programming language written in binary. Assemblers are generally simpler to write than compilers for high-level languages. Modern assemblers, especially for RISC based architectures, such as MIPS, Sun SPARC, and HP PA-RISC, as well as x86(-64), optimize instruction scheduling to exploit the CPU pipeline efficiently |
| Hierarchical DB |
Data tables are stored into Parent - Child like structures. Children have one parent, parents can have many children |
| IMS/DB |
Information Management System/Database |
| ISAM (Indexed Sequential Access Method) |
An IBM method for indexing data for fast retrieval |
| PL/1 (Programming Language One) |
In use since 1960, PL/I's principal domain is data processing; it supports recursion and structured programming. The language syntax is English-like and suited for describing complex data formats, with a wide set of functions available to verify and manipulate them |
| Relational DB - (Databases) |
Different tables of data linked through the presence of common charracteristics |
| SOA - (service-oriented architecture ) |
A flexible set of design principles used during the phases of systems development and integration. SOA or service-oriented architecture is an innovative approach to enterprise application integration that increases the benefits of EAI by means of standardizing the application interfaces. |
| SQL (Structured Query Language) |
A language designed to manage and query relational databases |
| VSAM (Virtual storage access method) |
Is an IBM disk file storage access method. A database system where an application developer directly uses an Application Programming Interface to search indexes in order to locate records in data files. In contrast, a relational database uses a query optimizer which automatically selects indexes. A little like OLAP |
