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:
array—Array 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.
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