示例#1
0
 def get_merged_tables(self, tables):
     s = frozenset([t.signature for t in tables])
     if s not in self.merged_table_cache:
         merged = Table.merge(tables)
         self.merged_table_cache[s] = merged
     return self.merged_table_cache[s]
示例#2
0
 def get_merged_tables(self, tables):
     s = frozenset([t.signature for t in tables])
     if s not in self.merged_table_cache:
         merged = Table.merge(tables)
         self.merged_table_cache[s] = merged
     return self.merged_table_cache[s]