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FILE-CONTROL paragraph for the indexed files:
The common format for the SELECT clause for a file is as shown below:
SELECT file-name ASSIGN TO implementor -name
The ORGANIZATION clause specifies that the file is an indexed file. The RECORD KEY clause indicates the record key data item on the basis of which the file is sequenced. The field that is specified in the RECORD KEY clause (data-name-1) is also termed as the primary key. Whereas the files are stored on the basis of the prime key, that is the records of an alternative key.
Example of compound condition: In common, a compound condition has the form which is as shown below: Where condition-1 & condition-2 can be any one of the below:
REWRITE STATEMENT: As in the situation of a relative file, the REWRITE statement needs that the file should be opened in the I-O mode, and if the SEQENTIAL access mode is spec
PROGRAM FOR INDEXED SEQUENTIAL FILE CREATION (RANDOM MODE): We have to write a program to create an Indexed Sequential File in random mode for Student particulars. Suppose jus
Can u please let me know how can i use SSA''s in IMS while fetching segments. Thanks, Rajesh
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
Example of Special-names: Consider the illustration: Let the SPECIAL-NAMES paragraph be as shown: SPECIAL-NAMES. CHANNEL 1 IS PAGE-TOP. The Channel is related with the t
Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can
RULES FOR OCCURS CLAUSE: The rules apply for the OCCURS clause and the subscripts are as shown below. (1) The integer in the OCCURS clause should be a positive integer.
program
PROGRAM FOR ADD VERB: We have to write a simple program to elaborate the ADD verb. You can also use edit characters in the program. Identification division. Program- id.
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