21
Command Reference
_
A
B
C
D
datacreatecomplex
datacreate
datalist
dataload
dataloop (dataloop)
dataopen
datasave
date
datestring
datestr
datestrymd
dayinyr
dayofweek
dbAddDatabase
dbClose
dbCommit
dbCreateQuery
dbExecQuery
dbGetConnectOptions
dbGetDatabaseName
dbGetDriverName
dbGetDrivers
dbGetHostName
dbGetLastErrorNum
dbGetLastErrorText
dbGetNumericalPrecPolicy
dbGetPassword
dbGetPort
dbGetPrimaryIndex
dbGetTableHeaders
dbGetTables
dbGetUserName
dbHasFeature
dbIsDriverAvailable
Purpose
Format
dbIsOpenError
dbIsOpen
dbIsValid
dbOpen
dbQueryBindValue
dbQueryClear
dbQueryCols
dbQueryExecPrepared
dbQueryFetchAllM
dbQueryFetchAllSA
dbQueryFetchOneM
dbQueryFetchOneSA
dbQueryFinish
dbQueryGetBoundValue
dbQueryGetBoundValues
dbQueryGetField
dbQueryGetLastErrorNum
dbQueryGetLastErrorText
dbQueryGetLastInsertID
dbQueryGetLastQuery
dbQueryGetNumRowsAffected
dbQueryGetPosition
dbQueryIsActive
dbQueryIsForwardOnly
dbQueryIsNull
dbQueryIsSelect
dbQueryIsValid
dbQueryPrepare
dbQueryRows
dbQuerySeekFirst
dbQuerySeekLast
dbQuerySeekNext
dbQuerySeekPrevious
dbQuerySeek
dbQuerySetForwardOnly
dbRemoveDatabase
dbRollback
dbSetConnectOptions
dbSetDatabaseName
dbSetHostName
dbSetNumericalPrecPolicy
dbSetPassword
dbSetPort
dbSetUserName
dbTransaction
debug
declare
delcols
delete (dataloop)
delete
deleteFile
delif
delrows
denseToSpRE
denseToSp
denToZero
design
detl
det
dffti
dfft
diag
diagrv
digamma
dlibrary
dllcall
dos
doswin
DOSWinCloseall
DOSWinOpen
dotfeq, dotfge, dotfgt, dotfle, dotflt, dotfne
dotfeqmt, dotfgemt, dotfgtmt, dotflemt, dotfltmt, dotfnemt
dot
do while, do until
draw
drop (dataloop)
dsCreate
dstatmtControlCreate
dstatmt
dstat
dtdate
dtday
dttime
dttodtv
dttoposix
dttostrc
dttostr
dttoutc
dtvnormal
dtvtodt
dtvtoutc
dummybr
dummydn
dummy
dynargsCount
dynargsGet
dynargsTypes
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Data Management
Machine Learning
Change Log
tspdlib
GAUSS
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Command Reference
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D
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dbIsDriverAvailable
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dbIsDriverAvailable
¶
Purpose
¶
Returns 1 if a specified database driver is available.
Format
¶
ret
=
dbIsDriverAvailable
(
name
)
¶
Parameters:
name
(
string
) – name of driver to check
Returns:
ret
(
scalar
) – 1 if the specified driver is available, or 0 if not.