CONCAT

SyntaxSyntax

CONCAT( arg_1, arg_2, arg_3 [ , ... ] )

DescriptionDescription

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 | UUID
• arg_2 — Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUID
• arg_3 — Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUID

Return type: String

ExamplesExamples

CONCAT("Date of birth ", #2019-01-23#) = "Date of birth 2019-01-23"

CONCAT(2019, 01, 23) = "20190123"

Data source supportData source support

ClickHouse 21.8, Microsoft SQL Server 2017 (14.0), MySQL 5.7, Oracle Database 12c (12.1), PostgreSQL 9.3, YDB.