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... is often quoted on this subject: If male employees are above 90% then for choosing all male employees direct table scan is faster and for choosing female employees, index scan is faster.

Rule based optimization which was prevalent long time back always used indexes. Oracle moved from RBO to Cost ...

... as full collating spec
e) Where a diffent specification is requied, same can be written as text in 2nd element of array eg:
{ "_" "ENUM( 'male', 'female' )" }

3rd Param: Optional lAddAutoInc ( default .T. )
It is very strongly recommended that every table should have one unique primary key to make ...

Adhemar,

En teoria debe hacerse asi:

oVoice:Voice = oVoice:GetVoices():Item( 0 )

ó:

oVoice:Voice = oVoice:GetVoices( "gender=female" ):Item( 0 )

pero ambos dan error y deberían funcionar...

Además, esto parece correcto:

MsgInfo( oVoice:GetVoices():Item( 0 ):ClassName() )

... aPrompts. Si se proporciona, se usará para mostrar además de comprobar los mapas de bits.
Ejemplo: oCol:SetCheck( { "ON", "OFF" }, .t., { "Male", "Female" } )

ii. DATA bOnChange ( Nuevo ). Ejecutada cuando los datos de las columnas son cambiados con dos parámetros,
(1) Columna objeto y (2) antes ...

... If provided, the prompts will be used to display in addition to the check bitmaps.
Example: oCol:SetCheck( { "ON", "OFF" }, .t., { "Male", "Female" } )

ii. DATA bOnChange ( New ). Executed when the column?s data is changed with two parameters, (1) Column
object and (2) pre-edit value ...

... to explain the background to this I am trying to speed up data entry. We have different salutations as follows:

Mr. male (married or not)
Mrs. female (married)
Miss female (not married)
Ms. female (no implication as to marital status)

user can click on any of the above and the code sets the ...