Choose no rules for updated transaction analyses.
- 18 November 2022
- Machine learningOracle
I was recently confronted with a nice example of how adding FOR UPDATE to a query can introduce transaction anomalies. This article will talk about wh…
Oracle GROUP_ID function
- 16 November 2022
- Machine learningTechnology Business
Oracle/PLSQL GROUP_ID function assigns a number to each group as a result of GROUP BY operator. GROUP_ID function is most often used to identify dupli…
Oracle EMPTY_CLOB function
Oracle PLSQL EMPTY_CLOB function can be used to initialize empty LOB columns in INSERT or UPDATE operators or it can be used to initialize LOB variabl…
Oracle NANVL function
- 15 November 2022
- Database Performance ManagementMachine learning
The Oracle/PLSQL NANVL function allows you to replace a value for a floating point number such as BINARY_FLOAT or BINARY_DOUBLE when Nan (Not a number…
Oracle LNNVL function
Oracle/PLSQL LNNVL function is used in the WHERE SQL query sentence to evaluate the state when one of the operands may contain the value NULL….
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