Oracle LNNVL function
- 15 November 2022
- Database Performance ManagementMachine learning
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….
Oracle NULLIF function
- 14 November 2022
- Machine learningSoftware Engineering
Oracle/PLSQL NULLIF function compares expr1 and expr2. If expr1 and expr2 are equal, the function NULLIF returns NULL. Otherwise, it returns expr1….
Large database size Distribution MS SQL Server
Sometimes you have to face the situation when in Microsoft SQL Server with the configured replication, the database distribution starts to grow. There…
Oracle SQLCODE function
- 12 November 2022
- Database Performance ManagementMachine learning
The SQLCODE function returns the error number associated with an exceptional situation. This function can only be used in the exception handling secti…
PSQL POSTGRESQL POWERUSER PRACTICE: GEXEC
- 9 November 2022
- Database Performance ManagementMachine learning
Automating routine tasks is becoming more and more important for PostgreSQL power users, and gexec can help. This article will demonstrate how to use …
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