Explanation: An unqualified column name is. ambiguous if more than one table or view identified in. the FROM clause has a column with that name, or if. more than one column of a nested table expression has. that name.
The exact cause of clubfoot is unknown, but doctors agree that a family history of clubfoot increases the likelihood that a child will be born with the condition. In addition, mothers who smoke and drink during pregnancy are more likely to give birth to a child with a clubfoot or clubfeet.
Causes Of Frequent Urination During Pregnancy: If you feel that there is a continuous urge to pass urine, below are some of the causes of excessive peeing during pregnancy. 1. Hormonal Changes: HCG hormone that is active during pregnancy is one of the major causes of excessive urination.