pg_attrmask
#
The catalog pg_attrmask
stores column masking
expressions. The main information about columns is stored in
pg_attribute
.
Only columns for which a masking expression has been explicitly set will
have an entry here.
Table 55.8. pg_attrmask
Columns
Column Type Description |
---|
Row identifier |
The table this expression belongs to |
The number of the column |
The column masking expression value,
in |