Tag Archives: JSON

ORA-40478: output value too large – JSON_SERIALIZE


In my previous posts, while explaining JSON Relational Duality Views, I mentioned that I encountered ORA-40478: output value too large. So, in this post, let’s look at the available options to by-pass ORA-40478. But first, the basics. Let’s understand what the JSON_SERIALIZE functions does. The function takes JSON data of any SQL data type ( BLOB,CLOB, JSON, VARCHAR2, or VECTOR

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