ic.sequence = schema.Sequence(ic.name + '_identity')
# Add constraints
- RR = self.uupercase_table(ischema.ref_constraints) #information_schema.referential_constraints
- TC = self.uupercase_table(ischema.constraints) #information_schema.table_constraints
- C = self.uupercase_table(ischema.column_constraints).alias('C') #information_schema.constraint_column_usage: the constrained column
- R = self.uupercase_table(ischema.column_constraints).alias('R') #information_schema.constraint_column_usage: the referenced column
+ RR = self.uppercase_table(ischema.ref_constraints) #information_schema.referential_constraints
+ TC = self.uppercase_table(ischema.constraints) #information_schema.table_constraints
+ C = self.uppercase_table(ischema.column_constraints).alias('C') #information_schema.constraint_column_usage: the constrained column
+ R = self.uppercase_table(ischema.column_constraints).alias('R') #information_schema.constraint_column_usage: the referenced column
fromjoin = TC.join(RR, RR.c.constraint_name == TC.c.constraint_name).join(C, C.c.constraint_name == RR.c.constraint_name)
fromjoin = fromjoin.join(R, R.c.constraint_name == RR.c.unique_constraint_name)