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Cursor – an accumulation rows grouped by typical requirements (key series, set account, CHOOSE outcome set) which can be navigated and updated.

Cursor – an accumulation rows grouped by typical requirements (key series, set account, CHOOSE outcome set) which can be navigated and updated.

Information Type – the essential type of data that may be kept in a line. The information kinds that exist in RDM SQL are: char, wchar, varchar, wvarchar, binary, varbinary, boolean, tinyint, smallint, integer, bigint, genuine, float, dual, date, time, timestamp, long varbinary, long varchar, and long wvarchar.

Database Instance – a completely independent database that stocks exactly the same schema as another database. Utilized only in RDM.

db_VISTA – initial title from 1984 for the Raima DBMS item now called RDM.

DDL – Database Definition Language.

Deadlock – a scenario by which resources (in other words. locks) take place by a couple of connections which can be each required by the other connections in order that they are stuck in a wait loop that is infinite. As an example, connection 1 includes a lock on table1 and it is asking for a lock on table2 this is certainly presently held by connection 2, that will be additionally asking for a lock on table1. Programming practices may be used to avoid deadlocks from occurring.

Debugger – something utilized to try and debug computer computer software. A normal debugger that is remote on a number computer and links to your target via a serial port or higher a community. Utilising the debugger, you’ll download program to your target for instant execution. You could set breakpoints into the code and examine the articles of certain memory places and registers.

Deterministic – a characteristic of a element of rule whereby the limitation in the right time needed to execute the rule is famous, or determined, in advance.