def _load_json_schema(filename='data/schema.json'):
from google.cloud.bigquery.table import _parse_schema_resource
json_filename = os.path.join(WHERE, filename)
with open(json_filename, 'r') as schema_file:
return _parse_schema_resource(json.load(schema_file))
def schema(self):
"""Schema for query results.
See:
https://cloud.google.com/bigquery/docs/reference/v2/jobs/query#schema
:rtype: list of :class:`SchemaField`, or ``NoneType``
:returns: fields describing the schema (None until set by the server).
"""
return _parse_schema_resource(self._properties.get('schema', {}))
def schema(self):
"""Schema for query results.
See
https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/query#schema
:rtype: list of :class:`SchemaField`, or ``NoneType``
:returns: fields describing the schema (None until set by the server).
"""
return _parse_schema_resource(self._properties.get('schema', {}))
def schema(self):
"""Schema for query results.
See
https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/query#body.QueryResponse.FIELDS.schema
Returns:
Optional[List[SchemaField]]:
Fields describing the schema (None until set by the server).
"""
return _parse_schema_resource(self._properties.get("schema", {}))
def from_api_repr(cls, resource):
"""Factory: construct a CSVOptions given its API representation
:type resource: dict
:param resource:
An extract job configuration in the same representation as is
returned from the API.
:rtype: :class:`~google.cloud.bigquery.external_config.CSVOptions`
:returns: Configuration parsed from ``resource``.
"""
config = cls(resource['sourceFormat'])
schema = resource.get('schema')
for optcls in _OPTION_CLASSES:
opts = resource.get(optcls._RESOURCE_NAME)
if opts is not None:
config._options = optcls.from_api_repr(opts)
break
config._properties = copy.deepcopy(resource)
if schema:
config.schema = _parse_schema_resource(schema)
return config
def from_api_repr(cls, resource):
"""Factory: construct a CSVOptions given its API representation
:type resource: dict
:param resource:
An extract job configuration in the same representation as is
returned from the API.
:rtype: :class:`~google.cloud.bigquery.external_config.CSVOptions`
:returns: Configuration parsed from ``resource``.
"""
config = cls(resource['sourceFormat'])
schema = resource.get('schema')
for optcls in _OPTION_CLASSES:
opts = resource.get(optcls._RESOURCE_NAME)
if opts is not None:
config._options = optcls.from_api_repr(opts)
break
config._properties = copy.deepcopy(resource)
if schema:
config.schema = _parse_schema_resource(schema)
return config
def _scrub_local_properties(self, cleaned):
"""Helper: handle subclass properties in cleaned."""
schema = cleaned.pop('schema', {'fields': ()})
self.schema = _parse_schema_resource(schema)
def _scrub_local_properties(self, cleaned):
"""Helper: handle subclass properties in cleaned."""
schema = cleaned.pop('schema', {'fields': ()})
self.schema = _parse_schema_resource(schema)
