pg_sequences #
   The view pg_sequences provides access to
   useful information about each sequence in the database.
  
Table 52.23. pg_sequences Columns
| Column Type Description | 
|---|
| 
        Name of schema containing sequence | 
| 
        Name of sequence | 
| 
        Name of sequence's owner | 
| 
        Data type of the sequence | 
| 
        Start value of the sequence | 
| 
        Minimum value of the sequence | 
| 
        Maximum value of the sequence | 
| 
        Increment value of the sequence | 
| 
        Whether the sequence cycles | 
| 
        Cache size of the sequence | 
| 
        The last sequence value written to disk. If caching is used, this value can be greater than the last value handed out from the sequence. | 
   The last_value column will read as null if any of
   the following are true:
   
The sequence has not been read from yet.
      The current user does not have USAGE or
      SELECT privilege on the sequence.
     
The sequence is unlogged and the server is a standby.