Create Arrow Schema objects

Usage

narrow_schema(
  format,
  name = "",
  metadata = NULL,
  flags = narrow_schema_flags(),
  children = NULL,
  dictionary = NULL
)

narrow_schema_flags(
  dictionary_ordered = FALSE,
  nullable = TRUE,
  map_keys_sorted = FALSE
)

narrow_schema_deep_copy(schema)

as_narrow_schema(x, ...)

# S3 method for narrow_schema
as_narrow_schema(x, ...)

# S3 method for character
as_narrow_schema(x, ...)

narrow_schema_info(x, ..., recursive = FALSE)

Arguments

format: A format string.
name: An optional name
metadata: A named character vector of list() of raw() containing key/value metadata.
flags: Flags to set on input (see narrow_schema_flags())
children: A list() of objects created using narrow_schema().
dictionary: An narrow_schema() if this is a dictionary type.
dictionary_ordered: TRUE if the dictionary array is ordered
nullable: TRUE if the type is semantically nullable
map_keys_sorted: TRUE if the keys for a map have been sorted
schema: A schema created with narrow_schema()
x: An object to convert to an narrow_schema()
...: Passed to S3 methods
recursive: Use TRUE to serialize the schema recursively

Value

An external pointer with class 'narrow_schema'