Error Message from ZReadOnlyQuery

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poetzschpadborg
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Error Message from ZReadOnlyQuery

Post by poetzschpadborg »

Hi,
I am new to this forum, but I have been using ZeosLib Components with Delphi and Lazarus for the past 10 years or so. I'm mostly using it to access MySQL Databases.

Now I have run into a strange Problem with TZReadOnlyQuery.

In my MariaDB database I have a pretty complex stored procedure that takes some input parameters, one inout param and one out param. Because of the error I get, when I try to call it with TZReadOnlyQuery, I have made a very simple procedure to test it.
This is my test procedure:
Image

I tried to call this procedure from different MySQL query/managment tools with this statement:
Image

I get the expected answer: a dataset with one record and two fields like this:
Image

But when I add the same query statement to a TZReadOnlyQuery and try to open it I get an error message:
errormessage.jpg
Does anyone around here have any idea why this happens and how to work around it?

TIA
Lutz Kutscher

BTW: I tried to add my procedure definition and call as text, but then my post was blocked: Image
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marsupilami
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Re: Error Message from ZReadOnlyQuery

Post by marsupilami »

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