Dim strConnection, conn, rs, strSQL
strConnection = "Driver={Microsoft Access Driver (*.mdb)};" & _
"Dbq=" & Server.MapPath(".\db\db.mdb") & ";Uid=admin;Pwd=password;"
"Dbq=" & Server.MapPath(".\db\db.mdb") & ";Uid=admin;Pwd=password;"
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open strConnection
Set rs = Server.CreateObject("ADODB.recordset")
strSQL = "SELECT * FROM myTable"
rs.open strSQL, conn, 3,3
rs.MoveFirst
WHILE NOT rs.EOF
Response.Write(rs("myField") & "<br/>")
rs.MoveNext
WEND
rs.Close
Set rs = Nothing
conn.Close
Set conn = Nothing
Excel 97/2000/XP/2003 Database Connection String using Microsoft Excel Driver
Dim strConnection, conn, rs, strSQL
strConnection = "Driver={Microsoft Excel Driver (*.xls)};DriverId=790;" & _
"Dbq=" & Server.MapPath(".\excel\myExcelFile.xls") & ";"
"Dbq=" & Server.MapPath(".\excel\myExcelFile.xls") & ";"
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open strConnection
Set rs = Server.CreateObject("ADODB.recordset")
strSQL = "SELECT * FROM [sheet1$]"
rs.open strSQL, conn, 3,3
rs.MoveFirst
WHILE NOT rs.EOF
Response.Write(rs("myColumn") & "<br/>")
rs.MoveNext
WEND
rs.Close
Set rs = Nothing
conn.Close
Set conn = Nothing
Comma Separated Values (.csv) Connection String using Microsoft Text Driver
Dim strConnection, conn, rs, strSQL
strConnection = "Driver={Microsoft Text Driver (*.txt; *.csv)};" & _
"Dbq=" & Server.MapPath(".\csv\") & ";"Extensions=asc,csv,tab,txt;Persist Security Info=False"
"Dbq=" & Server.MapPath(".\csv\") & ";"Extensions=asc,csv,tab,txt;Persist Security Info=False"
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open strConnection
Set rs = Server.CreateObject("ADODB.recordset")
strSQL = "SELECT * FROM myFile.csv"
rs.open strSQL, conn, 3,3
rs.MoveFirst
WHILE NOT rs.EOF
Response.Write(rs("myColumn") & "<br/>")
rs.MoveNext
WEND
rs.Close
Set rs = Nothing
conn.Close
Set conn = Nothing
Oracle Database Connection String using Microsoft ODBC for Oracle
Dim strConnection, conn, rs, strSQL
strConnection = "Driver={Microsoft ODBC for Oracle};" & _
"Server=OracleServerName;uid=username;pwd=password;"
"Server=OracleServerName;uid=username;pwd=password;"
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open strConnection
Set rs = Server.CreateObject("ADODB.recordset")
strSQL = "SELECT * FROM myTable"
rs.open strSQL, conn, 3,3
rs.MoveFirst
WHILE NOT rs.EOF
Response.Write(rs("myField") & "<br/>")
rs.MoveNext
WEND
rs.Close
Set rs = Nothing
conn.Close
Set conn = Nothing
SQL Server Database Connection String using SQL Server Driver
Dim strConnection, conn, rs, strSQL
strConnection = "Driver={SQL Server};Server=SQLServerName;" & _
"Database=DBaseName;Uid=sa;Pwd=password;"
"Database=DBaseName;Uid=sa;Pwd=password;"
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open strConnection
Set rs = Server.CreateObject("ADODB.recordset")
strSQL = "SELECT * FROM myTable"
rs.open strSQL, conn, 3,3
rs.MoveFirst
WHILE NOT rs.EOF
Response.Write(rs("myField") & "<br/>")
rs.MoveNext
WEND
rs.Close
Set rs = Nothing
conn.Close
Set conn = Nothing
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Database connectivity is fundamental to so many applications! Your VB code examples for establishing connections are very practical for developers who need to integrate databases into their applications. Understanding connection strings, command objects, and data readers is essential knowledge.
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