def workbook_owners_publish():
workbook_owners_dict = workbook_owners()
with hyp.HyperProcess(hyp.Telemetry.SEND_USAGE_DATA_TO_TABLEAU) as hyper:
print("The HyperProcess has started.")
with hyp.Connection(hyper.endpoint, '../data/workbook_owners.hyper',
hyp.CreateMode.CREATE_AND_REPLACE) as connection:
print("The connection to the Hyper file is open.")
connection.catalog.create_schema('Extract')
table = hyp.TableDefinition(hyp.TableName('Extract', 'Extract'), [
hyp.TableDefinition.Column('workbook_name',
hyp.SqlType.text()),
hyp.TableDefinition.Column('owner', hyp.SqlType.text())
])
print("The table is defined.")
connection.catalog.create_table(table)
with hyp.Inserter(connection, table) as inserter:
for i in workbook_owners_dict:
inserter.add_row([i['workbook_name'], i['owner']])
inserter.execute()
print("The data was added to the table.")
print("The connection to the Hyper extract file is closed.")
print("The HyperProcess has shut down.")
def _insert_frame(
df: pd.DataFrame,
*,
connection: tab_api.Connection,
table: pantab_types.TableType,
table_mode: str,
) -> None:
_validate_table_mode(table_mode)
if isinstance(table, str):
table = tab_api.TableName(table)
# Populate insertion mechanisms dependent on column types
column_types: List[pantab_types._ColumnType] = []
columns: List[tab_api.TableDefinition.Column] = []
for col_name, dtype in df.dtypes.items():
column_type = _pandas_to_tableau_type(dtype.name)
column_types.append(column_type)
columns.append(
tab_api.TableDefinition.Column(
name=col_name,
type=column_type.type_,
nullability=column_type.nullability,
))
# Sanity check for existing table structures
if table_mode == "a" and connection.catalog.has_table(table):
table_def = connection.catalog.get_table_definition(table)
_assert_columns_equal(columns, table_def.columns)
else: # New table, potentially new schema
table_def = tab_api.TableDefinition(table)
for column, column_type in zip(columns, column_types):
table_def.add_column(column)
if isinstance(table, tab_api.TableName) and table.schema_name:
connection.catalog.create_schema_if_not_exists(table.schema_name)
connection.catalog.create_table_if_not_exists(table_def)
null_mask = np.ascontiguousarray(pd.isnull(df))
# Special handling for conversions
df, dtypes = _maybe_convert_timedelta(df)
with tab_api.Inserter(connection, table_def) as inserter:
# This is a terrible hack but I couldn't find any other way to expose
# the memory address of the cdata object at runtime in the Python runtime
# take something like <cdata 'hyper_inserter_buffer_t *' 0x7f815192ec60>
# and extract just 0x7f815192ec60
# ffi.addressof did not work because this is an opaque pointer
address = int(str(inserter._buffer)[:-1].split()[-1], base=16)
libwriter.write_to_hyper(
df.itertuples(index=False, name=None),
null_mask,
address,
df.shape[1],
dtypes,
)
inserter.execute()
def _insert_frame(
df: pd.DataFrame,
*,
connection: tab_api.Connection,
table: pantab_types.TableType,
table_mode: str,
) -> None:
_validate_table_mode(table_mode)
if isinstance(table, str):
table = tab_api.TableName(table)
# Populate insertion mechanisms dependent on column types
column_types: List[pantab_types._ColumnType] = []
columns: List[tab_api.TableDefinition.Column] = []
for col_name, dtype in df.dtypes.items():
column_type = _pandas_to_tableau_type(dtype.name)
column_types.append(column_type)
columns.append(
tab_api.TableDefinition.Column(
name=col_name,
type=column_type.type_,
nullability=column_type.nullability,
))
# Sanity check for existing table structures
if table_mode == "a" and connection.catalog.has_table(table):
table_def = connection.catalog.get_table_definition(table)
_assert_columns_equal(columns, table_def.columns)
else: # New table, potentially new schema
table_def = tab_api.TableDefinition(table)
for column, column_type in zip(columns, column_types):
table_def.add_column(column)
if isinstance(table, tab_api.TableName) and table.schema_name:
connection.catalog.create_schema_if_not_exists(table.schema_name)
connection.catalog.create_table_if_not_exists(table_def)
null_mask = np.ascontiguousarray(pd.isnull(df))
# Special handling for conversions
df, dtypes = _maybe_convert_timedelta(df)
with tab_api.Inserter(connection, table_def) as inserter:
libwriter.write_to_hyper(
df.itertuples(index=False, name=None),
null_mask,
inserter._buffer,
df.shape[1],
dtypes,
)
inserter.execute()
def main(argv: Optional[List[str]] = None) -> int:
if argv is None:
argv = sys.argv[1:]
parser = argparse.ArgumentParser()
parser.add_argument("input_json_filepaths", type=Path, nargs="+")
args_ns = parser.parse_args(argv)
input_json_filepaths = args_ns.input_json_filepaths
if len(input_json_filepaths) > 1:
raise NotImplementedError("Only one input supported at this time")
# create a dict of scan ids to GraphSets. This contains all of the data in the provided input.
scan_ids_graph_sets: Dict[int, GraphSet] = {
scan_id: GraphSet.from_json_file(filepath)
for scan_id, filepath in enumerate(input_json_filepaths)
}
# discover tables which need to be created by iterating over resources and finding the maximum
# set of predicates used for each type
table_defns = build_table_defns(scan_ids_graph_sets.values())
# build data
table_names_datas = build_data(scan_ids_graph_sets.values(), table_defns)
table_names_tables: Dict[str, tableauhyperapi.TableDefinition] = {}
with tableauhyperapi.HyperProcess(
telemetry=tableauhyperapi.Telemetry.
DO_NOT_SEND_USAGE_DATA_TO_TABLEAU) as hyper:
with tableauhyperapi.Connection(
endpoint=hyper.endpoint,
database="altimeter.hyper",
create_mode=tableauhyperapi.CreateMode.CREATE_AND_REPLACE,
) as connection:
# create tables
for table_name, columns in table_defns.items():
table = tableauhyperapi.TableDefinition(
table_name=table_name,
columns=[column.to_hyper() for column in columns])
connection.catalog.create_table(table)
table_names_tables[table_name] = table
for table_name, datas in table_names_datas.items():
with tableauhyperapi.Inserter(
connection,
table_names_tables[table_name]) as inserter:
inserter.add_rows(datas)
inserter.execute()
return 0
# This utility script will help generate those files which can be
# incorporate into testing
import tableauhyperapi as tab_api
if __name__ == "__main__":
table = tab_api.TableDefinition(
table_name=tab_api.TableName("public", "table"),
columns=[
tab_api.TableDefinition.Column(
name="Non-Nullable String",
type=tab_api.SqlType.text(),
nullability=tab_api.NOT_NULLABLE,
)
],
)
with tab_api.HyperProcess(telemetry=tab_api.Telemetry.
DO_NOT_SEND_USAGE_DATA_TO_TABLEAU) as hyper:
with tab_api.Connection(
endpoint=hyper.endpoint,
database="non_pantab_writeable.hyper",
create_mode=tab_api.CreateMode.CREATE_AND_REPLACE,
) as connection:
connection.catalog.create_table(table_definition=table)
with tab_api.Inserter(connection, table) as inserter:
inserter.add_rows([["row1"], ["row2"]])
inserter.execute()