Discussions tagged BLOB
Hello,
PB 2019 R3, PostgreSQL 11
Got blob data in one of our tables where images are stored, which we are showing in two different ways. The output looks different in the display size. Why?
Left hand side: which is a picture column [ Inser...
Hello,
PB 2019 R3, Postgresql 11
I could store and retrieve image files that's stored from the Powerbuilder application. Now through a mobile application, they store images in the same database that PB applications need to retrieve and update. ...
Hello,
I am moving an old application from Powerbuilder 9.0.2 to Powerbuilder 2019 R3; part of the application collects pieces of RTF documents, and composes them together, into the Rich Text Editor.
In PB9 to achieve this we had queries using SELE...
Need: To implement a method in a Powerbuilder web service to save a file in a network directory receiving the file (blob) and the full path as parameters.
IssuesScenario 1: Method implemented with Powerbuilder file functions.Problem: It works when u...
Hello,
For our database driver we are switching to MS OLE DB.
During testing it came to my attention that datawindows containing table blobs are causing dwruntimeerrors.
I get the message "Select Error: Blob Column doesn't exist". Now I checked th...
Hello,
PB 2019 R3 2703
1. in any datawindow painter, Select Insert -> Control -> Table Blob
2. A response window opens, which we couldn't resize it.
It makes tough to select (long) table name ? Is there any way to resize it ?
The sam...
I support a mature application using PowerBuilder 2017 R3 and SQL Server via ADO.Net.
Our user community recently requested we add signatures onto some of our datawindow documents. The 'tableblob' datawindow object seems perfect for this, but unfor...
Hello everybody, I have a mobile application for Android and I have a problem displaying images in a datawindow object with a tableblob object, when I'm designing the datawindow object in the preview, the images show fine, but when I deploy the app a...
Hello, I have an issue with a mobile app, the database is MySQL 5.7, when I try to upload a photo from the smartphone doing an updateblob I got this error:
Error code: 10999 Object reference not set to an instance of an object.
The database f...
PB 2019 R2 Build 2279
We have a problem using application roles with ODBC driver for SQL Server and the SELECTBLOB function:
First we connect to the sql database using "ODBC Driver 17 for SQL Server" (or 13), then we activate application role by ex...
I am working on some of features available in Appeon (PowerBuilder 2019) for upgrading from the old version. I need some information/help for the following topics
Converting Blob into string
I am encrypting the plain text using “SymmetricEncryp...
I have a .NET assembly that I've generated from NVOs. One of the methods I need to call accepts a BLOB of a DataWindow state (calls datastore.setfullstate(BLOB), then performs validation on datastore).
How would one go about generating a byte array ...
How do I update a blob in an Oracle table column dynamically?
I know about UPDATEBLOB in PowerBuilder imbedded statements, like
UPDATEBLOB “tablename” set “blob_column_name” = :lblob;
This script uses SQLSA because the column name is known only...
Hi,
I'm having an issue uploading a image Blobs to a MS SQL Server and can't figure out where I'm going wrong (Using Powerbuilder 2017 R3, both in Desktop App and Appeon Mobile).
The Upload Blob is working and creating the database records but it l...
Hi,
How are people copying files (images or other files) from Appeon Mobile apps to their server?
I am trying trying to use UPDATEBLOB to store the image in the database but the below code is throwing the following error: "Error Code: 10999. Object...
Hi,
Environment : Appeon PowerBuilder 2017 R2
Database : SQL Server 2012
Would I be right in assuming that even with an OLE Database blob column in a datawindow that the actual writing of the blob to a varbinar(Max) column still has to be achieved...
hi all
how do i save a blob to a pic file ?
thanks
...
In an app I am working on I need to update a column in a Microsoft SQL Server database table with a PDF file.
I am using the Microsoft SQL Server ODBC connection.
The table (ISPDF02) has a column called ISPDF which is of data type IMAGE and a C...
I have a bunch of PDFs that are saved in our database using the OLE Database Blob control in a DataWindow. Is there a way to save these PDFs as a standalone PDF file using code? Right now, if I use the code below, I am unable to open the "Test.pdf"...
When I try to combine two blobs with a size of 100 mb each, PowerBuilder throws an error message.
When I try to combine two blobs with a size of 50 mb each, everything works without problems.
Is there a size limit when I join blobs together?
...
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