def _convert_query(self, query):
# if not isinstance(query["from"], Container):
# Log.error('Expecting from clause to be a Container')
query = wrap(query)
output = Query()
output["from"] = self._convert_from(query["from"])
output.format = query.format
if query.select:
output.select = convert_list(self._convert_select, query.select)
else:
if query.edges or query.groupby:
output.select = {"name": "count", "value": ".", "aggregate": "count"}
else:
output.select = {"name": "__all__", "value": "*", "aggregate": "none"}
if query.groupby and query.edges:
Log.error("You can not use both the `groupby` and `edges` clauses in the same query!")
elif query.edges:
output.edges = convert_list(self._convert_edge, query.edges)
output.groupby = None
elif query.groupby:
output.edges = None
output.groupby = convert_list(self._convert_group, query.groupby)
else:
output.edges = []
output.groupby = None
output.where = self.convert(query.where)
output.window = convert_list(self._convert_window, query.window)
output.sort = self._convert_sort(query.sort)
output.limit = coalesce(query.limit, DEFAULT_LIMIT)
if not Math.is_integer(output.limit) or output.limit < 0:
Log.error("Expecting limit >= 0")
output.isLean = query.isLean
# DEPTH ANALYSIS - LOOK FOR COLUMN REFERENCES THAT MAY BE DEEPER THAN
# THE from SOURCE IS.
vars = get_all_vars(output, exclude_where=True) # WE WILL EXCLUDE where VARIABLES
for c in query.columns:
if c.name in vars and c.nested_path:
Log.error("This query, with variable {{var_name}} is too deep", var_name=c.name)
output.having = convert_list(self._convert_having, query.having)
return output
def _convert_query(self, query):
output = Query(None)
output.select = self._convert_clause(query.select)
output.where = self.convert(query.where)
output.frum = self._convert_from(query.frum)
output.edges = convert_list(self._convert_edge, query.edges)
output.having = convert_list(self._convert_having, query.having)
output.window = convert_list(self._convert_window, query.window)
output.sort = self._convert_clause(query.sort)
output.format = query.format
return output
