A

abend code

A four-character alphanumeric code issued by CA IDMS system components to indicate the abnormal termination of an operation.

above the bar

Under systems that support 64-bit addressing, using storage addresses greater than 32 MB.

above the line

Under systems that support extended addressing, using storage addresses greater than 16 MB. Program, reentrant, storage, and buffer pools can reside above the line. See also below the line.

ABRT checkpoint

A journal checkpoint that marks the abnormal completion of a transaction branch. An ABRT checkpoint is written to the journal file during a backout operation.

ACB

See application control block (ACB).

1) The database access command that retrieves information pertaining to the status of the database.

2) The DC/UCF function that retrieves task-related information.

access

Retrieval and/or update of data.

access mode

See area ready mode.

access module

A load module that contains the executable form of the SQL statements that a program issues. You create the access module from one or more RCMs. When you create the access module, the SQL optimizer determines the most efficient database access strategy for each SQL statement contained in the access module. It also validates table and column references in the statements against the dictionary definition. See also default access module.

access privilege

Under centralized security, a type of privilege that allows a user to access specified resources at runtime. There are three types of access privileges: execution privilege allows a user to execute an access module, activity, or category; table access privileges allow a user to perform select, insert, update, and delete operations on a table; special access privileges allow a user to signon to a DC/UCF system or to execute utilities against a database area. See also administration privilege, definition privilege.

access restriction

The security options that protect the database from unauthorized or untimely access by application programs. Access restrictions for areas, sets, and record types are defined in the subschema. See also passkey.

activity

Under centralized security, an application function defined as a resource to CA IDMS security. You assign activity names and activity numbers to application functions with the CREATE RESOURCE statement. You can define up to 255 discrete activities for an application.

ad hoc query

A one-time request for information as opposed to a report that is run repeatedly.

adaptive query management

A feature of the SQL option that automatically recompiles access modules in response to changes in a database definition or application program.

ADB

See application definition block (ADB).

administration privilege

Under centralized security, a type of privilege that allows a user to grant and revoke all privileges, DC/UCF system privileges, or database privileges. See also definition privilege, access privilege.

ADS/Batch

See CA ADS Batch.

ADSA

See CA ADS application compiler (ADSA).

ADSC

See CA ADS dialog compiler (ADSC).

ADSL

The task code that invokes the facility to display checkout status for the ADSA, ADSC, and MAPC compilers. See also checkout, ADSM.

ADSM

The task code that invokes the facility to modify or cancel checkout status for the ADSA, ADSC, and MAPC compilers. See also checkout, ADSL.

ADSO-APPLICATION-GLOBAL-RECORD

In CA ADS, the system record used to pass information between functions and the runtime system. Fields defined in this record are addressable and can be modified by dialogs and user programs. See also global record.

ADSO-APPLICATION-MENU-RECORD

The CA ADS system menu record that is included in all menu functions (defined in the application compiler). When the map for a menu function is to be mapped out, the runtime system moves values into the fields of this record.

ADSO-STAT-DEF-REC

In CA ADS, the system-supplied status definition record for use in testing the outcome of database operations. This record defines level-88-condition elements that identify the most commonly tested CA IDMS/DB error-status codes.

ADSOBCOM

In CA ADS, the batch dialog compiler. ADSOBCOM is the batch alternative to the online dialog compiler. See also CA ADS dialog compiler (ADSC).

ADSOBPLG

In CA ADS Batch, the batch utility that allows users to format and print the contents of CA ADS Batch application log files.

ADSOBSYS

In CA ADS, the batch utility that supplies system-generation and execution parameters for use when running both ADSOBCOM and CA ADS Batch applications. ADSOBSYS builds a load module (ADSOOPTI) to contain the parameters.

ADSOBTAT

In CA ADS, the batch utility that adds, modifies, and deletes entries in the task application table (TAT). For example, ADSOBTAT can be used to update the TAT for a dictionary when an application is migrated to that dictionary. See also task application table (TAT).

ADSOCDRV

In CA ADS, the runtime program that initializes and updates the ADSO-APPLICATION-GLOBAL-RECORD, performs system functions (for example, TOP, POPTOP), processes responses entered on the HELP screen, and selects the value for the AGR-CURRENT-RESPONSE field of the system global record.

ADSOOPTI

In CA ADS, the load module that ADSOBSYS creates. ADSOOPTI supplies CA ADS system-generation parameters and CA ADS Batch environment information for use during batch operations. ADSOBCOM and the CA ADS Batch runtime system use information specified in the ADSOOPTI module.

ADSORPTS

In CA ADS, the dialog and application reporter used to request batch reports about dialogs and applications.

ADSORUN1

In CA ADS, the runtime program that loads the task activity table (TAT), creates an online terminal block extension (OTBX), and loads the application definition block (ADB) for the application being executed.

ADSORUN2

In CA ADS, the runtime program that allocates space for application global records in the record buffer block (RBB), builds menu records prior to mapping out application menus, and builds and maps out the runtime HELP screen.

ADSOTATU

In CA ADS, the online utility that adds, modifies, and deletes entries in the task application table (TAT). For example, ADSOTATU can be used to update the TAT for a dictionary when an application is migrated to that dictionary. See also task application table (TAT).

after image

See AFTR journal record.

AFTR journal record

The journal record that contains the image of a database record after the record has been updated.

aggregate function

In SQL programming, a function whose argument includes one or more columns and which operates on one or more rows. The result of an aggregate function is a single value. This value is derived from the sets of values in the columns named in the argument. Types of aggregate functions include AVG, MIN, MAX, SUM, and COUNT.

alternate picture

In IDD, an alternate format for an element. For example, the primary format is packed decimal and an alternate format is zoned decimal.

alternate protect key

One of two storage protect keys (provided by the operating system) that DC/UCF uses to implement storage protection. When a program executes in user mode, DC/UCF sets all storage and nonreentrant pool pages used by the program to the alternate protect key. This allows the program to modify only those pages set to the alternate key. See also primary protect key.

alternative map

In the mapping facility, an alternative copy of a map displayed to selected users based on an alternative map table. For example, French-language alternative maps can be generated for French users of an international application.

alternative map table

In the mapping facility, a table that associates standard application maps with corresponding alternative maps. Alternative map tables are generated and associated with users at DC/UCF system-generation time. See also alternative map.

animation

An online view of actual CA ADS source execution which allows you to test and debug CA ADS dialogs using CA ADS Alive.

Animation Mode

In CA ADS Alive, one of two major animation modes: Interruptable Mode and Non-Interruptable Mode. Within the Interruptable Mode, there are two additional modes: STEP Mode and SKIP Mode.

Animation Runtime Session

The CA ADS Alive animation subsession during which the actual online dialog code compile takes place.

Animation Setup Session

The CA ADS Alive animation subsession during which you define animation stop (interrupt) points and specify various CA ADS Alive operating options.

Animation Stop Points

A point in dialog source at which you tell CA ADS Alive to interrupt (or stop) the dialog animation.

API

See application programming interface.

application

1) In CA ADS, a named set of functions or dialogs used to accomplish a specific business task (for example, general ledger, shop floor control, inventory control, and payroll). An application is analogous to a program. 2) In ASF, the screen formats (maps) and program logic (dialogs) automatically generated to process a data table.

application activity

See activity.

application components

The application functions and application responses defined by using the application compiler. See also dialog components.

application control block (ACB)

In CA ADS, a data area maintained by the runtime system to provide information on the executing dialog's map and database access activities. An application can include process code to test certain fields in the ACB.

application definition block (ADB)

In CA ADS, the application load module generated by the application compiler for use by the runtime system. The ADB contains the application information supplied on the definition screens during an ADSA session.

application dictionary

An optional dictionary that contains information specific to a particular application, group of applications, or development groups. It contains application development objects, such as maps and dialogs; it may also contain non-SQL schemas and subschemas, and in its catalog component, SQL-defined entities.

application function

The basic structural component of an application defined using the application compiler. Each function represents a unit of work to be performed by the application. Functions can be defined as dialog, menu, menu/dialog, program, or system functions.

application levels

In CA ADS, the runtime, hierarchical structure of an application. Levels, implemented by dialog control commands, are used in the maintenance of currencies and record buffers.

application mode

In CA ADS, the runtime, hierarchical structure of an application. Levels, implemented by dialog control commands, are used in the maintenance of currencies and record buffers.

application monitor

The part of the CA IDMS Performance Monitor that captures resource usage information about individual programs, tasks, and dialogs. The application monitor has both an online and a batch component.

application programming interface (API)

A set of functions or methods provided to an application program for requesting services from another software component.

application response

1) In CA ADS, the action taken by the user when pressing a key or entering a response code while the runtime system is executing an application. 2) The response that can initiate an application function or a dialog's response process. An application response is associated with a function during an application compiler session.

application thread

In CA ADS, the sequence of operative dialogs in an application. The CA ADS runtime system uses the application thread to manage the flow of control through functions at runtime. See also menu stack, operative status.

archive

To store data offline.

archive journal file

A journal file that has been offloaded from disk to tape. See also journal file.

ARCHIVE JOURNAL utility statement

The archive journal utility. ARCHIVE JOURNAL offloads, to one or more archive journal files, the entries in one or more disk journal files.

ARCHIVE LOG utility statement

The archive log utility. ARCHIVE LOG offloads, to an archive file, the contents of the DC/UCF system log.

area

A logical subdivision of the database. An area consists of a range of contiguous database pages. Areas are stored in operating system files; each page corresponding to one or more direct access blocks.

area in-use lock

See physical area lock.

AREA journal entry

The journal entry that marks the readying of an area. This record is written to the journal file when an application program readies the database either explicitly with a DML READY command or automatically by CA IDMS/DB.

area ready mode

The mode in which a database area is readied for access. Update mode allows the readying database session to both update and retrieve data within the area. Retrieval mode does not allow the readying database session to update data in the area. Each area ready mode can be qualified with a shared, protected, or exclusive option to control access to the area by concurrently executing database sessions.

area sweep

A process that consecutively retrieves every record in an area. A selective area sweep retrieves every occurrence of a given record type in an area.

area-file mapping

1) The process by which the logical structure of a database, as defined in areas, is related to the physical structure of the files in which the database resides. 2) The resulting relationship of the process.

AREPORTs

In CA ADS, reports that provide information about dialogs (and their components) stored in the data dictionary.

ASF

See Automatic System Facility (ASF).

ASF dictionary

A dictionary used by ASF to establish, maintain, and monitor database and catalog definitions. It contains the ASF-DDLDML and ASF-DDLDCLOD areas.

attribute

1) In IDD, an entity type used to define characteristics that can then be assigned to other entities. Attribute entities are grouped into classes. For example, COBOL is an attribute of a program and can be grouped into a class called LANGUAGE. See also class. 2) In online processing, a characteristic of a map field. For example, the BRIGHT attribute is assigned to fields that should be displayed at brighter than normal intensity. 3) In logical database design, the smallest unit of data that describes an entity or a relationship. Synonyms for attributes are: data item, data element, field, and column. 4) In profile definitions, a keyword and value associated with a user or system profile.

attribute byte

In maps, a single-character, nondisplayable byte that begins each map field at runtime. The contents of the attribute byte determine the characteristics of the field (such as protection or intensity).

authority

The ability to access a resource in a particular way. Within centralized security, authority is classified as access, definition, and administration privileges. runtime, definition, and administration.

authorization identifier

Under CA IDMS centralized security, an ID that represents a user or group which you can authorize to access resources.

automatic editing and error handling

Optional features in maps and applications that can be used to perform editing and error-handling services for a dialog or program at runtime. When used, these features can compare input/output data with internal and external pictures, validate data against edit tables, and encode/decode data through code tables.

automatic file converter

A program that accepts COBOL file descriptions as input and produces CA Culprit REC and INPUT parameters.

AUTOMATIC membership

A membership option that determines how member record occurrences are connected to the set. When a record has automatic membership in a set, the STORE function automatically connects occurrences of that record.

automatic program definition

The automatic definition of a subschema, map, edit table, code table, or CA ADS dialog to DC/UCF. You enable automatic program definition by allocating null program definition elements (PDEs) during system generation. See also null PDE.

automatic rollback

A rollback performed automatically by CA IDMS/DB when a transaction fails or an application requests recovery by means of the ROLLBACK command. CA IDMS/DB writes an ABRT checkpoint for the transaction and automatically rolls out the changes made to the database by the transaction. The recovery occurs while the system continues to process requests by other concurrently active transactions.

Automatic System Facility (ASF)

An online facility of CA IDMS/DB and CA ICMS used to create and manipulate non-SQL data tables. ASF is used by end users and data processing professionals to create standalone applications, and by database administrators to generate logical records automatically.

automatic system tuning

An optional feature that enables optimizing the settings of certain performance-critical startup parameters based on historical information. Parameters are automatically overridden with values that are presumed to be better at central version startup.

automatically connected session

An SQL session initiated by a statement other than a CONNECT statement. See SQL session.

autostatus facility

A runtime facility that checks for errors generated by database, logical-record, or queue and scratch record processing.

autotask

1) At system startup or shutdown, a task that is initiated automatically by DC/UCF. 2) A task that is initiated automatically when a user signs on to a logical terminal.