ODBC connection string, MS Access - Mailing list pgsql-odbc

From Zlatko Matić
Subject ODBC connection string, MS Access
Date
Msg-id 000101c606f2$771142b0$6bff8353@zlatkovyfkpgz6
Whole thread Raw
Responses Re: ODBC connection string, MS Access
Re: ODBC connection string, MS Access
Re: ODBC connection string, MS Access
List pgsql-odbc
Hello.
 
Could you, please, help me to optimize my connection string (MS Access 2003, PostgreSQL 8.1.1. and psqlodbc-08_01_0102)?

'   PG_ODBC_PARAMETER           ACCESS_PARAMETER
'   *********************************************
'   READONLY                    A0
'   PROTOCOL                    A1
'   FAKEOIDINDEX                A2  'A2 must be 0 unless A3=1
'   SHOWOIDCOLUMN               A3
'   ROWVERSIONING               A4
'   SHOWSYSTEMTABLES            A5
'   CONNSETTINGS                A6
'   FETCH                       A7
'   SOCKET                      A8
'   UNKNOWNSIZES                A9  ' range [0-2]
'   MAXVARCHARSIZE              B0
'   MAXLONGVARCHARSIZE          B1
'   DEBUG                       B2
'   COMMLOG                     B3
'   OPTIMIZER                   B4  ' note that 1 = _cancel_ generic optimizer...
'   KSQO                        B5
'   USEDECLAREFETCH             B6
'   TEXTASLONGVARCHAR           B7
'   UNKNOWNSASLONGVARCHAR       B8
'   BOOLSASCHAR                 B9
'   PARSE                       C0
'   CANCELASFREESTMT            C1
'   EXTRASYSTABLEPREFIXES       C2
 
'Connection string
CONNECTIONSTRING:
 strConnInfo = "ODBC;Driver=" & Driver & ";Server=" & SERVER & ";Port=" & PORT & ";Database=" & DATABASE & ";"
 strConnUserPass = "Uid=" & USERNAME & ";Pwd=" & PASSWORD & ";"
 strConnParms = "A0=0;A1=6.4;A2=0;A3=0;A4=1;A5=0;A6=" & A6 & ";A7=100;A8=" & SOCKET & ";A9=1;" & _
"B0=254;B1=8190;B2=0;B3=0;B4=1;B5=1;B6=0;B7=1;B8=0;B9=0;" & _
"C0=0;C1=0;C2=dd_;"
 
There are some options I don't understand, for example "Parse statements" and "Fetch/Declare" and don't know how would it affect performances...
Also, there is a problem with the limited length of connection string that Access can handle, so I have a problem that I can't input some bigger usernames and passwords. Therefore I would like to remove some unneccessary parameters, if possible. Which parameters could be safely removed?
 
Thanks in advance,
 
Zlatko

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