ZN
Syntax
ZN( expression )Description
Returns expression if it's not NULL. Otherwise returns 0.
Argument types:
expression—Fractional number | Integer
Return type: Same type as (expression)
Example
| [sales] | ZN([sales]) |
|---|---|
432.40 | 432.40 |
77.00 | 77.00 |
12000.00 | 12000.00 |
NULL | 0.00 |
34.25 | 34.25 |
128.00 | 128.00 |
0.00 | 0.00 |
NULL | 0.00 |
Data source support
ClickHouse 21.8, Microsoft SQL Server 2017 (14.0), MySQL 5.7, Oracle Database 12c (12.1), PostgreSQL 9.3, YDB.