Random access files are:
• | fixed length records containing a mixture of field types |
• | ISAM and ISAM-A files are special variants of random access files |
• | file expansion typically not automatic, except for ISAM, ISAM-A; see MX_EXPFIL |
• | file and record locking is available; see LOKSER |
• | records may be "blocked" into 512 byte blocks; see OPEN statement |
See File Access Methods for an explanation / etymology of "Random Access".
Subtopics
•OPEN
•READ