IDB
See Information Database (IDB).
IDB Communications
The component of CA ICMS that links personal and departmental computers to the IBM mainframe.
IDB Mail Facility
The component of CA ICMS that controls the exchange of electronic mail among personal computer users.
IDB Manager
The component of CA ICMS that is used to perform catalog administrative functions.
IDBSYSTEM
In CA ICMS, a user entity in the catalog foundation. This entity represents the overall system as the owner of system folders and objects.
IDD
The CA IDMS software product used to control and report on information stored centrally in the data dictionary. IDD uses the DDDL compiler to populate and maintain the dictionary.
IDMS
See CA IDMS interface module.
IDMS access mode
In CA OLQ, an access mode that you use to access SQL defined tables. See also OLQ access mode.
IDMS communications block
A communications block through which the DBMS communicates with a program issuing navigational DML requests. The data description of the IDMS communications block is named SUBSCHEMA-CTRL.
IDMS module
See CA IDMS interface module.
IDMS-DC communications block
The control block through which DC/UCF communicates with a program that requests navigational database and data communication services. The data description of the control block is named SUBSCHEMA-CTRL.
IDMS-STATUS routine
An error-checking routine contained in the data dictionary and copied into the program by the DML compiler to abend the program if a nonzero value is present in the ERROR-STATUS field.
IDMSBCF program
See Batch Command Facility (IDMSBCF).
IDMSBSVC module
In BS2000/OSD systems, the module that performs CA IDMS SVC services. See also CA IDMS SVC.
IDMSCALC utility
The CALC utility. IDMSCALC returns to a calling program a suggested page number for storage of a CALC record.
IDMSCOMP
In CA IDMS/DB, an installed database procedure that compresses records to decrease the amount of data stored in the database. IDMSCOMP replaces repeating characters, such as blanks, with codes. IDMSCOMP is invoked by the DBMS according to specifications in the CALL or PROCEDURE clauses of the schema AREA and RECORD statements. See also IDMSDCOM, CA IDMS Presspack.
IDMSDBAN utility
The database analysis utility. IDMSDBAN examines and reports on areas, pages, line indexes, records, and sets.
IDMSDBIO module
The module that performs all CA IDMS/DB database and journal input/output (I/O).
IDMSDBMS module
The module that controls all CA IDMS/DB database access. IDMSDBMS controls access both to your databases and to the data dictionary.
IDMSDCOM
In CA IDMS/DB, an installed database procedure that restores a compressed record to its uncompressed form for use by an application program. IDMSDCOM is invoked by the DBMS according to specifications in the CALL or PROCEDURE clauses of the schema RECORD statement. See also IDMSCOMP, CA IDMS Presspack.
IDMSDIRL utility
The directory load utility. IDMSDIRL loads into the dictionary the components required to describe the dictionary itself as well as the components that describe the security information stored in the dictionary.
IDMSIDDC syntax converter
A program that reads a COBOL source program and/or one or more COBOL copy books and converts FILE SECTION 01 and subsequent level statements to DDDL ADD RECORD statements.
IDMSIDDP syntax converter
A program that reads one or more PL/I copy books and converts the data structures in the DECLARE statements to DDDL ADD ELEMENT and ADD RECORD statements.
IDMSINFO service provider
A stand-alone, long-running address space that provides IDMS performance and status information, and IDMS resource manipulation to monitoring tools.
IDMSLBLS procedure
A procedure provided during CA IDMS installation at a VSE/ESA site. It contains the file definitions for: dictionaries, sample databases, disk journal files, the SYSIDMS parameter file.
IDMSLOOK utility
The load module print utility. IDMSLOOK reports on the contents of selected load modules.
IDMSNTWK
The schema that describes the dictionary database. The IDMSNTWK schema is provided at installation; unlike user schemas, it is not compiled through the schema compiler, but is loaded by IDMSDIRL.
IDMSNWKA subschema
A dictionary subschema. IDMSNWKA is added to the data dictionary, along with the IDMSNTWK schema, by the IDMSDIRL utility.
IDMSOCKI
The CA IDMS socket programming call level interface module.
IDMSOPTI module
An optional module that supplies database-related information to the batch interface. At runtime, the batch interface or TP-monitor interface module (for non-UCF programs) reads parameters from the IDMSOPTI module. These parameters determine whether the application can use central version database services and, if it can, the DC/UCF system the application can access.
IDMSPASS utility
In CA IDMS Presspack, the utility that collects statistics on the characteristics of your data and builds a custom data characteristic table for use in data compression and decompression.
IDMSR schema
The schema that describes the database areas used by ASF. The IDMSR schema is provided with the installation of CA IDMS/DB or CA ICMS. This schema is stored in the ASF dictionary.
IDMSR-AREA
The ASF table definition area that is provided with the installation of CA IDMS/DB or CA ICMS. ASF uses this area to store definitions of data tables.
IDMSR-AREA2
The default name for the ASF data table area provided with the installation of CA IDMS/DB or CA ICMS. ASF uses this area to store data associated with ASF data tables.
IDMSRPTS utility
The data dictionary reports utility. IDMSRPTS produces reports on the contents of the data dictionary (such as schema-related information).
IDMSRSTC utility
The schema compare utility. IDMSRSTC generates IDMSRSTT macro statements that describe the changes to be made when restructuring a database.
IDMSSCON utility program
A utility program that converts release 10.0 subschema load modules to release 12.0 subschema load modules.
IDMSUNPS utility
In CA IDMS Presspack, the utility that decompresses journal images of records that were compressed with CA IDMS Presspack.
IJMP
An abbreviation for the CAIIJMP program. This program is used to generate the JCL needed to install CA IDMS system software products under z/OS, z/VSE.
implicit checkout
In ADSA, ADSC, and MAPC, a checkout that is implied by an application developer beginning work on an entity, and which terminates when the entity is successfully compiled. See also checkout, explicit checkout.
imploded structure
The expansion of a bill-of-materials structure that traces all records above a given record.
import
In CA ICMS, the function that moves object definitions and data from a sequential file to the database and data dictionary. The import function is implemented through the IDMSRADM utility.
inactive interval
The amount of time the DC/UCF system permits an online task to wait for a resource before abending the task.
incremental lock acquisition mode
A lock acquisition mode for SQL sessions that delays placing a lock on an area until the first statement that requires access to the area is executed by the session within a transaction. See also preclaim lock acquisition mode.
index entry
In CA IDMS/DB integrated indexing, the portion of an SR8 system record that consists of an index pointer for a record occurrence (for an unsorted set) or of an index pointer either for a record occurrence or for another SR8 system record (for a sorted set). The index pointer is the db-key of a member record occurrence.
index ID
A numeric identifier assigned to an SQL-defined index to uniquely identify it within an area.
index key
A symbolic key defined for an indexed set in the database and used to sort the member occurrences of the set.
indexed relationship
An index structure that points each occurrence of a parent entity to the associated child entity occurrences.
indexed set
A database structure that can be used to physically link related record occurrences together or to provide alternate access to a record. An indexed set, a pointer array associated with each owner occurrence contains the db-keys of all related member record occurrences. See also user-owned indexed set, system-owned indexed set.
indexing
A technique that uses a list of keys and pointers to determine the location of a record in the database. Indexes allow for quick access by exact-key or generic-key search. In CA IDMS/DB, indexes can be defined as either system-owned indexes or as indexed sets.
indicator variable
A host variable that is used to manipulate null values.
information center
An organizational structure geared toward the management and support of end-user computing. An information center serves as a focal point for using, maintaining, and distributing information throughout the corporation.
Information Database (IDB)
The component of CA ICMS that links computers to the IBM mainframe and creates the information center environment. The Information Database is composed of IDB Communications, IDB Manager, and the IDB Mail facility.
initialize utility
See FORMAT utility statement.
INSERT statement
An SQL database access statement that adds one or more rows to a table.
INSTALL STAMPS utility statement
In an SQL-defined database, the utility that stores synchronization stamps in an area of an SQL-defined database that was reformatted by file.
installation code
A code that you can use to establish DC/UCF runtime security. You can assign installation codes to users within a profile. Then, you can access these codes at runtime to determine a user's authority to access various software components.
integrity
The accuracy of data. See also recovery, referential integrity.
intent lock
A logical lock mode placed on an area that allows certain types of logical locks to be placed on records within the area. See also intent-share lock, intent-exclusive lock, and update-intent-exclusive lock.
intent-exclusive lock
A logical lock placed on an area that allows exclusive locks to be placed on records within the area. See also intent lock, intent-share lock, and update-intent-exclusive lock.
intent-share lock
A logical lock placed on an area that allows share locks to be placed on records within the area. See also intent lock, intent-exclusive lock, and update-intent-exclusive lock.
inter-CV-interest
A state in which an area is being shared by at least one Data Sharing Group member with a status of UPDATE and more than one Data Sharing Group member with a status of RETRIEVAL or UPDATE.
inter-dialog commands
In CA ADS, the control commands (TRANSFER, INVOKE, RETURN, and LINK) that instruct the runtime system to pass control from one dialog to another, or to a user program, during the execution of an application.
interface program specification block (IPSB)
The CA IDMS DLI Transparency component that contains user-supplied control information compiled by the IPSB compiler. The resulting module, loaded by the CA IDMS DLI Transparency interface, describes the correspondence between the CA IDMS/DB database structure and the simulated IMS database structure seen by the application program. There can be one IPSB for each DL/I program, or several programs can use a single IPSB.
internal picture
The format of data as stored in variable storage or in the database. Internal pictures are defined for elements through the DDDL compiler.
internal response
In the CA ADS application compiler, a response that does not invoke a function. An internal response is assumed to initiate a response process of a dialog.
internal security
In CA IDMS centralized security, a system that allows privileges to be granted only to those users and groups that have been defined to the user catalog. See also external security.
internal wait
The period of time that an external request unit will wait for a database resource (such as a locked area) or a system resource (such as storage space) before abending.
internet address (IP address)
A value that identifies a network interface, in most cases a single host.
internet protocol (IP)
A protocol defining a packet delivery service for higher level protocols, such as TCP and UDP.
Interruptable Mode
The Animation Mode in which you specify animation stop (interrupt) points. See also Non-Interruptable Mode.
interval monitor
The part of the CA IDMS Performance Monitor that provides system-wide wait statistics on each type of wait by interval. The interval monitor has both an online and a batch component.
IP
See internet protocol (IP).
IP address
See internet address (IP address).
IPSB
See interface program specification block (IPSB).
IPSB generator
In CA IDMS DLI Transparency, the interface program specification block (IPSB) generator that produces all of the source statements necessary to define one IPSB. The IPSB that is generated is based on the contents of existing DL/I control blocks.
IPv4
Internet protocol version 4.
IPv6
Internet protocol version 6.
ISO date/time format
A date/time format that complies with the standard of the International Standards Organization: DATE as yyyy-mm-dd and TIME as hh.mm.ss.
isolation level
An attribute of an SQL session that determines read integrity. An isolation level of CURSOR STABILITY guarantees read integrity. An isolation level of TRANSIENT READ does not. See also CURSOR STABILITY isolation level, TRANSIENT READ isolation level.
iteration
See path iteration.
iterative command
A path-DML command that LRF recognizes as a potential point at which to begin path iteration.
Itree
A data structure that contains the internal input representation of an SQL statement.
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