Difference between revisions of "UNIQUEROWID()"
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==Purpose== | ==Purpose== | ||
Function to return a unique row identifier for the current table or table in the specified workarea | Function to return a unique row identifier for the current table or table in the specified workarea | ||
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==Syntax== | ==Syntax== | ||
UNIQUEROWID([<expN>]) | UNIQUEROWID([<expN>]) | ||
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==See Also== | ==See Also== | ||
| − | [[ALIAS()]], [[DBF()]], [[FCOUNT()]], [[FIELD()]], [[FILTER | + | [[ALIAS()]], [[DBF()]], [[FCOUNT()]], [[FIELD()]], [[FILTER()]], [[INDEXKEY()]], [[NDX()]], [[RECNO()]], [[SELECT()]], [[SEQNO()]], [[WORKAREA()]] |
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==Description== | ==Description== | ||
The UNIQUEROWID() function returns the name of a unique row identifier for the current table. The optional <expN> can be used to specify a workarea number. If there is a table open in the workarea number specified in <expN>, UNIQUEROWID() will return the name of a unique row identifier for that table. | The UNIQUEROWID() function returns the name of a unique row identifier for the current table. The optional <expN> can be used to specify a workarea number. If there is a table open in the workarea number specified in <expN>, UNIQUEROWID() will return the name of a unique row identifier for that table. | ||
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==Example== | ==Example== | ||
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</code> | </code> | ||
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[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
[[Category:Fields and Records]] | [[Category:Fields and Records]] | ||
[[Category:Fields and Records Functions]] | [[Category:Fields and Records Functions]] | ||
Revision as of 07:47, 10 February 2012
Contents
Purpose
Function to return a unique row identifier for the current table or table in the specified workarea
Syntax
UNIQUEROWID([<expN>])
See Also
ALIAS(), DBF(), FCOUNT(), FIELD(), FILTER(), INDEXKEY(), NDX(), RECNO(), SELECT(), SEQNO(), WORKAREA()
Description
The UNIQUEROWID() function returns the name of a unique row identifier for the current table. The optional <expN> can be used to specify a workarea number. If there is a table open in the workarea number specified in <expN>, UNIQUEROWID() will return the name of a unique row identifier for that table.
Example
use demo select state list state.state, (uniquerowid(select("state")))
