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Question

 Adithya Acharya (Adithya_Acharya)
Virtusa

Virtusa
US
Adithya_Acharya Member since 2012 66 posts
Virtusa
Posted: Jan 1, 2020
Last activity: Jan 2, 2020
Posted: 1 Jan 2020 21:48 EST
Last activity: 2 Jan 2020 12:01 EST
Closed

Generate BLOB Manually

Hi ,

What is the function / API to be used to generate blob manually , this is just for exploring and have no specific requirement to generate it manually .

Thanks.

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Low-Code App Development

Posted: 5 years ago
Posted: 2 Jan 2020 12:01 EST
Lee Pederson (pedel) Engagement Strategy Content Expert & Principal Instructor - LSA
Pegasystems Inc.
US

Either the BLOB column (pzpvstream) has been added to the DB table to which a class is mapped or it has not been added. 

If a pzpvstream column does exist, it is used to store the value for any and all "unexposed" Properties, an "exposed" Property being one that is mapped to a database table column.

Tables created in the the CustomerData schema do not have columns that start with px, py, or pz.

If you somehow create a Property in a class mapped to a CustomerData schema table without exposing a column for that Property, you will incur an error when attempting to save to that table.

To see how to define a pzpvstream column use a DB tool such as pgAdmin4.  Navigate to a table, right click, select Scripts -> CREATE Script.

EX:  pzpvstream bytea,

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