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Note that the file must already have been chosen by the @@GET_FILS command, and the list must have been defined/cleared by the @@CLR_LST command.
Required
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Required @@RTV_KEYS ----- OF_FILE ----- number ------------------------> |
index
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index
>---- |
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INTO_ |
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LST ---- |
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number ------------------------| |
index
index |
Parameters
| OF_FILE |
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Specifies the file number for which the key fields are to be retrieved. This number may be a 1 or 2 character numeric or a 2 character index name. If it is an index name, then the current index value will be substituted in this command. Refer to the @@SET_IDX, @@INC_IDX, @@DEC_IDX, @@CMP_IDX commands for setting and using indexes. Note that the file number must have already been selected by an @@GET_FILS command.
| INTO_LST |
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Specifies the list number into which the fields are to be added. This number may be a 1 or 2 character numeric or a 2 character index name. If it is an index name, then the current index value will be substituted in this command. Refer to the @@SET_IDX, @@INC_IDX, @@DEC_IDX, @@CMP_IDX commands for setting and using indexes. Note that the list number must have been previously defined by an @@CLR_LST command.
Examples
The following examples apply to the @@RTV_KEYS command.
Example 1: Retrieve all key fields from file 1 into list 1.
@@CLR_LST NUMBER(1)
@@RTV_KEYS OF_FILE(1) INTO_LST(1)
Example 2: Retrieve all key fields from file CF into list 2.
@@CLR_LST NUMBER(2)
@@RTV_KEYS OF_FILE(CF) INTO_LST(2)