Difference between revisions of "DBUSED()"

From Lianjapedia
Jump to: navigation, search
 
Line 22: Line 22:
 
[[Category:Functions]]
 
[[Category:Functions]]
 
[[Category:SQL]]
 
[[Category:SQL]]
[[Category:Databases]]
 
 
[[Category:Database Functions]]
 
[[Category:Database Functions]]

Latest revision as of 12:15, 4 February 2013

Purpose

Function to check whether a database is open.

Syntax

DBUSED(<expC>)

See Also

ADATABASES(), ADIR(), ALIAS(), CLOSE DATABASES, COPY DATABASE, DATABASE(), DBF(), DISPLAY SCHEMAS, DISPLAY STATUS, GETENV(), LIST SCHEMAS, LIST STATUS, OPEN DATABASE, SET FILECASE, SET SQL, USE, USED()

Description

The DBUSED() function is used to check whether the database whose name is specified in <expC> is open. If the database is open, DBUSED() returns True (.T.), if not it returns False (.F.).

Example

open database hr exclusive
? dbused("hr")
.T.
close databases