BigQuery field (and fields) class

bq_field() and bq_fields() create; as_bq_field() and as_bq_fields() coerce from lists.

bq_field(name, type, mode = "NULLABLE", fields = list(), description = NULL)

bq_fields(x)

as_bq_field(x)

as_bq_fields(x)

Arguments

name: The field name. The name must contain only letters (a-z, A-Z), numbers (0-9), or underscores (_), and must start with a letter or underscore. The maximum length is 300 characters.
type: The field data type. Possible values include: "STRING", "BYTES", "INTEGER", "FLOAT", "BOOLEAN", "TIMESTAMP", "DATE", "TIME", "DATETIME", "GEOGRAPHY", "NUMERIC", "BIGNUMERIC", "JSON", "RECORD".
mode: The field mode. Possible values include: "NULLABLE", "REQUIRED", and "REPEATED".
fields: For a field of type "record", a list of sub-fields.
description: The field description. The maximum length is 1,024 characters.
x: A list of bg_fields

Examples

bq_field("name", "string")
#> <bq_field> name <STRING>
#> 

as_bq_fields(list(
  list(name = "name", type = "string"),
  bq_field("age", "integer")
))
#> <bq_fields>
#>   name <STRING>
#>   age <INTEGER>
#> 

# as_bq_fields() can also take a data frame
as_bq_fields(mtcars)
#> <bq_fields>
#>   mpg <FLOAT>
#>   cyl <FLOAT>
#>   disp <FLOAT>
#>   hp <FLOAT>
#>   drat <FLOAT>
#>   wt <FLOAT>
#>   qsec <FLOAT>
#>   vs <FLOAT>
#>   am <FLOAT>
#>   gear <FLOAT>
#>   carb <FLOAT>
#>

Arguments

See also

Examples