Writing in a LONG RAW column

4D v18
You can use 4D for OCI to write the contents of a LONG RAW column in an Oracle database.
例題

 C_LONGINT(envhp;errhp;svchp)

 C_LONGINT(Define;stmthp;stmtSelecthp)

 C_LONGINT(RealLength)

 C_BLOB(TheBlob)

 SET BLOB SIZE(TheBlob;0)

 C_LONGINT(vp_Null1)

 C_POINTER(vp_Null3)

 

 C_TIME($DocRef)

 C_TEXT($Path)

 $DocRef:=Open document("";"";Get Pathname)

 If(OK=1)

    $Path:=document

    CLOSE DOCUMENT($DocRef)

 End if

 DOCUMENT TO BLOB($Path;TheBlob)

 WriteLength:=BLOB size(TheBlob)

 

 C_TEXT($UserName;$Password;$DbService;$SQLStatement)

 $UserName:="xxx"

 $Password:="xxx"

 $DbService:="xxx"

 

 $Status:=OCIEnvCreate(envhp;OCI_OBJECT)

 $Status:=OCIHandleAlloc(envhp;errhp;OCI_HTYPE_ERROR)

 $Status:=OCILogon(envhp;errhp;svchp;$UserName;$Password;$DbService)

 $Status:=OCIHandleAlloc(envhp;stmthp;OCI_HTYPE_STMT)

 

 $SQLStatement:="INSERT INTO test_LGRAW (key, lgraw) "

 $SQLStatement:=$SQLStatement+"VALUES (3, EMPTY_BLOB())"

 

 $Status:=OCIStmtPrepare(stmthp;errhp;$SQLStatement;OCI_DEFAULT)

 $Status:=OCIStmtExecute(svchp;stmthp;errhp;1;0;0;0;OCI_DEFAULT)

 

 $SQLStatement:="UPDATE test_LGRAW SET lgraw=:1 WHERE key=3"

 

 $Status:=OCIHandleAlloc(envhp;stmtSelecthp;OCI_HTYPE_STMT)

 $Status:=OCIStmtPrepare(stmtSelecthp;errhp;$SQLStatement;OCI_DEFAULT)

 

 vp_Null1:=1

 WriteLength:=BLOB size(TheBlob)

 $Status:=OCIBindByPos(stmtSelecthp;Define;errhp;1;->TheBlob;SQLT_LBI;->vp_Null1;

 ->WriteLength;->vp_Null3;OCI_DATA_AT_EXEC)

 $status:=OCIErrorGet(errhp;1;$errornum;$errorexplain)

 If($errornum#0)

    ALERT(String($errornum)+Char(13)+$errorexplain)

 End if

 

 $Status:=OCIStmtExecute(svchp;stmtSelecthp;errhp;1;0;0;0;OCI_DEFAULT)

 $Status:=OCIHandleFree(stmtSelecthp)

 $status:=OCIErrorGet(errhp;1;$errornum;$errorexplain)

 If($errornum#0)

    ALERT(String($errornum)+Char(13)+$errorexplain)

 End if

 

 $Status:=OCIHandleFree(stmthp)

 $Status:=OCILogoff(svchp;errhp)

 $Status:=OCIHandleFree(errhp)

 $Status:=OCIHandleFree(envhp)