database performance – Page 2 – CodeRavo

Selecting Distinct Rows Based on Multiple Columns in SQL

Introduction In relational databases, selecting distinct rows based on multiple columns is a common requirement when … Selecting Distinct Rows Based on Multiple Columns in SQLRead more

Aggregate Functions, anti-join, database performance, group by, null-handling, select-distinct, sql-update, subquery

Inserting Multiple Rows with a Single SQL Query

Inserting multiple rows into a database table is a common task when working with relational databases. … Inserting Multiple Rows with a Single SQL QueryRead more

database performance, multi-row inserts, relational databases, SQL, SQL syntax