get options from a Result module - Maple Help

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Result:-GetOptions - get options from a Result module

Calling Sequence

result:-GetOptions( opts )

Parameters

result

-

Result module

opts

-

(optional) equation of the form fetchsize=integer

Description

• 

GetOptions gets the values of various options that affect the behavior of result.

  

fetchsize = integer

  

Determines how many rows must be fetched from the database.  The more rows fetched, the faster accessing rows will be.  However, fetching more rows uses more memory.

• 

An option's current value can be set by calling SetOptions.

• 

Calling GetOptions with no arguments returns the current values of all the arguments that GetOptions can query.

Examples

driver:=Database[LoadDriver]:

conn:=driver:-OpenConnectionurl,name,pass:res:=conn:-ExecuteQuerySELECT * FROM animals:res:-GetOptions

fetchsize=5

(1)

stat:-SetOptions'fetchsize'=8;stat:-GetOptions

fetchsize=8

(2)

See Also

Database, Database[Connection], Database[Result][SetOptions], Database[Statement], Database[usage]


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