It’s a comprehensive collection of Apache Impala’s built-in functions. Most of the functions in this list are described in full in this blog, so you
Tag: String functions in Apache Impala
LEFT and RIGHT functions in Apache Impala
String functions are used to execute an input string operation and return the output string. There are many built-in string functions available on almost all
Get first and the last row in the window – Apache Impala
The expression values from the first and last rows of the window are returned using the FIRST VALUE and LAST VALUE functions. The same value
Padding Functions in Apache Hive & Apache Impala
The padding functions are used to fill the left or right side of a string with a specific set of characters. These functions are useful
REVERSE Function in Apache Hive & Apache Impala
REVERSE(STRING a)The REVERSE function accepts a character expression as its argument, and returns a string of the same length, but the ordinal position of each
Big Data & SQL 