Rohith
Creator of whiletrue.live.
Operators in SQL
The SQL reserved words and characters are called operators, which are used with a WHERE clause in a SQL query. In SQL, an operator can either be a unary or binary operator. The unary operator uses only one operand for performing the unary operation, whereas the binary operator uses two operands for performing the binary operation.
Spark Session
Spark Session is the entry point for spark applications to create RDD, DataFrame, and Dataset.
Posted August 22, 2022 by Rohith ‐ 8 min read
Aggregate Functions in SQL
Functions in SQL enable we to perform feats such as determining the sum of a column or converting all the characters of a string to uppercase.
Arithmetic Functions in SQL
Many of the uses we have for the data we retrieve involve mathematics. Most implementations of SQL provide arithmetic functions similar to the functions covered here.