CAST_ARR_FLOAT

Syntax

CAST_ARR_FLOAT( array )

Description

Converts array to an array of fractional numbers. The conversion rules are the same as for FLOAT.

Argument types:

  • arrayArray of fractional numbers | Array of integers | Array of strings

Return type: Array of fractional numbers

Example

[string_array] [int_array] CAST_ARR_FLOAT([string_array]) CAST_ARR_FLOAT([int_array])
"['100','300','200']" '[12,0,42]' '[100,300,200]' '[12,0,42]'
"['100','300',NULL,NULL]" '[-3,NULL,0]' '[100,300,NULL,NULL]' '[-3,NULL,0]'
"['150',NULL,'192']" '[132,637,NULL]' '[150,NULL,192]' '[132,637,NULL]'

Data source support

ClickHouse 21.8, PostgreSQL 9.3.