pg_attrdef
The catalog pg_attrdef
stores column default
values. The main information about columns is stored in
pg_attribute
.
Only columns for which a default value has been explicitly set will have
an entry here.
Table 51.6. pg_attrdef
Columns
Column Type Description |
---|
Row identifier |
The table this column belongs to |
The number of the column |
The column default value, in |