PostgreSQL: Important Statistics Table, Used by the Query Planner

In any RDBMS system, Different type of Statistics is very important for Query Optimizer and Planner to choose and generate the best Query Execution Plan. PostgreSQL Database Server also managing different types of Statistic which are used by the Query Optimizer to generate the best Query Execution Plan. Statistical data should be updated, Why? For … Continue reading PostgreSQL: Important Statistics Table, Used by the Query Planner