def add_operation(op, func_name, db):
"""
Registers the given operation within the Ibis SQL translation toolchain
Parameters
----------
op: operator class
name: used in issuing statements to SQL engine
database: database the relevant operator is registered to
"""
full_name = '{0}.{1}'.format(db, func_name)
if isinstance(op.input_type, rules.VarArgs):
translator = comp.varargs(full_name)
else:
arity = len(op.input_type.types)
translator = comp.fixed_arity(full_name, arity)
comp._operation_registry[op] = translator
def add_operation(op, func_name, db):
"""
Registers the given operation within the Ibis SQL translation toolchain
Parameters
----------
op: operator class
name: used in issuing statements to SQL engine
database: database the relevant operator is registered to
"""
full_name = '{0}.{1}'.format(db, func_name)
if isinstance(op.input_type, rules.VarArgs):
translator = comp.varargs(full_name)
else:
arity = len(op.input_type.types)
translator = comp.fixed_arity(full_name, arity)
comp._operation_registry[op] = translator