"file" in inglés with examples - Collocation dictionary inglés
- Figure 5.5 shows an indexed sequential file of three blocks of data.
- The addition of a record to the indexed sequential file can present difficulties, however.
- This will be a sequential or indexed-sequential file, in key order, with the actual device address of each record as the data.
- The former will tend to require an indexed sequential file on a direct access device.
- However, there is often a need to refer to sequential files just to answer one or relatively few enquiries.
- This method has been described in Chapter 5 on sequential files (see p. 119).
- Note that in some cases sequential files also use this format.
- This will mean that the data requires more direct access storage space than a sequential file.
- Describe the main areas of an indexed sequential file.
- It can sort using just three sequential files rather than the four required by merge sort.
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