XRESERVE parameter: Difference between revisions
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{{Template:XRESERVE parameter subtitle}} | |||
==Summary== | ==Summary== | ||
<dl> | <dl> | ||
| Line 10: | Line 11: | ||
<dd>All | <dd>All | ||
<dt>Introduced | <dt>Introduced | ||
<dd><var class="product">Model 204 V7. | <dd><var class="product">Model 204 V7.1</var> | ||
</dl> | </dl> | ||
==Description== | ==Description== | ||
The number of bytes on a Table X page which must be free in order to store a new extension record on the page. This parameter should be set to the average extension record length, which can be determined using the TABLEX RECLEN command. The parameter effectively reserves space for the expansion of existing records on a Table X page. The minimum space reserved is 0 bytes; the maximum is 6,140 bytes. | The number of bytes on a [[Table_X_(File_architecture)|Table X]] page which must be free in order to store a new [[Record_(File_architecture)#Extension_records|extension record]] on the page. This parameter should be set to the average extension record length, which can be determined using the <var>[[TABLEX_command|TABLEX RECLEN]]</var> command. The parameter effectively reserves space for the expansion of existing records on a Table X page. The minimum space reserved is 0 bytes; the maximum is 6,140 bytes. | ||
[[Category:CREATE parameters]] | [[Category:CREATE parameters]] | ||
[[Category:File parameters]] | [[Category:File parameters]] | ||
[[Category:Tables | [[Category:Tables parameters]] | ||
[[Category:Parameters]] | [[Category:Parameters]] | ||
Latest revision as of 16:05, 13 December 2017
Table X reserve space per page
Summary
- Default value
- 17
- Parameter type
- Tables
- Where set
- During file creation or reset by file manager
- Related products
- All
- Introduced
- Model 204 V7.1
Description
The number of bytes on a Table X page which must be free in order to store a new extension record on the page. This parameter should be set to the average extension record length, which can be determined using the TABLEX RECLEN command. The parameter effectively reserves space for the expansion of existing records on a Table X page. The minimum space reserved is 0 bytes; the maximum is 6,140 bytes.