Execute Method for LCConnection

This method executes a statement in connector-specific syntax, for example, an SQL statement for a relational database connector. For example, this method executes a DB2® SQL statement for the purposes of producing a result set.

Defined In

LCConnection

Syntax

count = lcConnection.Execute(statement, destFieldlist)

Parameters


Parameter	Description
statement	String. The statement to execute in the syntax defined for the connector. See the documentation for the specific connector for information about the required syntax.
destFieldList	Long. LCFieldlist. Fieldlist to contain the metadata of the execute result set. The fields in the result set will be appended to this fieldlist. If the result set metadata is not required, use Nothing.

Return Value


Value	Description
count	Long. Number of records selected or affected by this statement. If this number cannot be determined by the connector, the constant LCCOUNT_UNKNOWN is returned.

Example

Option Public
Uselsx "*lsxlc" 

Sub Initialize
  Dim src As New LCConnection ("db2") 
  Dim fldLst As New LCFieldList
  Dim fld As LCField
  Dim count As Integer

  ' set the appropriate properties to connect
  src.Database = "Gold"
  src.Userid = "JDoe"
  src.Password = "xyzzy"

  src.Connect

  ' now connected, we can execute a selection statement
  If (src. Execute ("SELECT * from customer",  fldLst) = 0) Then
    Print "No records were fetched."
    End
  End If
  Set fld = fldLst.Lookup ("CONTACTNAME")
  Print "the 'contact names' stored in the table are:"

  ' fetch each record from the result set
  While (src.Fetch (fldLst) > 0)
    count = count + 1
    Print "     record #" & Cstr(count) & " = '" & fld.text(0) & "'"
  Wend
  If (count = 0) Then Print "No records were fetched."
End Sub

Example Output

The 'contact names' stored in the table are:
     record #1 = 'Peter Soames
     record #2 = 'Trent Kent'
     record #3 = 'Joan Lawrens'