[DRILL-4168] NULLIF function documentation should be corrected

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: Documentation
• Assignee: Kris Hahn
• Reporter: Victoria Markman
• Created: 08/Dec/15 00:15
• Updated: 18/Dec/15 01:21
• Resolved: 18/Dec/15 01:21

Description

As of 1.4.0 NULLIF accepts two arguments.

0: jdbc:drill:schema=dfs> select nullif(c_integer, c_bigint, c_double, 123.123) from v1;
Error: VALIDATION ERROR: From line 1, column 8 to line 1, column 53: Invalid number of arguments to function 'NULLIF'. Was expecting 2 arguments
[Error Id: 93203c41-cc8d-45fe-9e8f-b46233d10ff9 on atsqa4-133.qa.lab:31010] (state=,code=0)

Documentation states this:

NULLIF Syntax
NULLIF ( expr1[, expr2, ... expr_n] )  <-- can only be 2