Category: Redshift

In Redshift database, an OFFSET clause is used to skip the first ‘n’ number of rows specified by offset clause

TRUNC function can be used to extract date from the timestamp. sysdate returns current date with timestamp as shown below:

In Redshift database, functions are called from within a select statement as shown below: SELECT function_name(function_arg1, function_arg2,…); Example: Below is

LEFT function and RIGHT function are string functions that are used to extract the left most or right most substring

In Redshift database, POSITION function is a string function that is used to determine the position of occurrence of a

Both RANK and DENSE_RANK are window functions that operate on a partition (or window) of a result set. RANK function

EXCEPT operator is used to compare the result sets of 2 queries . It returns rows from first query that

You can add comments on below Redshift database objects: Database Table Columns Constraint View Syntax: COMMENT ON TABLE table_name IS

You can use CALL command to execute a stored procedure in Amazon Redshift database. Syntax: CALL proc_name(arg1,arg2,…);