CONCAT
Syntax
CONCAT( arg_1, arg_2, arg_3 [ , ... ] )
Description
Merges any number of strings. When non-string types are used, they're converted to strings and then merged.
Argument types:
arg_1—Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUIDarg_2—Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUIDarg_3—Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUID
Return type: String
Example
CONCAT(2019, 01, 23) = "20190123"
Data source support
ClickHouse 19.13, Microsoft SQL Server 2017 (14.0), MySQL 5.6, PostgreSQL 9.3.