Category: IDMS

IDMS Minor Codes

IDMS MINOR CODES CODE DML FUNCTION 00 Combined with a major code of 00, this code indicates successful completion of the DML operation. Combined with a non-zero major code, this code indicates that the...

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IDMS Major Codes

IDMS MAJOR CODES CODE DML FUNCTION 00 Any DML statement 01 Finish 02 Erase 03 Find/Obtain 05 Get 06 Keep 07 Connect 08 Modify 09 Ready 11 Disconnect 12 Store 14 Bind 15 Accept...

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IDMS Return codes /Error codes

IDMS Return codes /Error codes: IDMS return/error code is of 4 characters. IDMS return/error codes can be considered as a combination of Major code and Minor code. The first two characters in the return...

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IDMS DML statements

IDMS DML Statements: Access records based on Symbolic key ( CALC key) : Obtain calc CALC key must be populated before executing the statement. To access the records with duplicate symbolic key: Obtain duplicate...

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Sets in IDMS

IDMS sets: A Set expresses relationships or association between two record types, where one is subordinate to another. The subordinate record type is called the MEMBER record and the other record type is called...

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Currency in IDMS

Currency in IDMS is the most recently accessed record by the application programs. In other words currency is the current position where you are in the database. IDMS maintains 4 types of currencies :...

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Location Mode in IDMS

Location Mode in IDMS: The assignment of record to a particular page in the area is determined by the location mode. There are types of location modes : CALC, VIA and DIRECT. CALC: In...

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Record Type and Record Occurence in IDMS

Application programs use Record type and Record Occurrence to access data in IDMS. Record Type : A Record type is the structural component that conveys the format in which records are stored in the...

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IDMS Page

IDMS pages: Database is divided into pages. Page is the smallest unit of data transfer between AUX and memory. All the record occurrences are stored in pages. Every IDMS page has a unique page...

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what is IDMS

IDMS is Integrated Database Management System which is primarily a network database management system. Initially IDMS was developed to run on IBM mainframes, however of late, versions for other environments have also been developed....

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