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PostgreSQL 9.3.25 Documentation | ||||
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Prev | Up | Chapter 34. The Information Schema | Next |

The view `sequences` contains all
sequences defined in the current database. Only those sequences are
shown that the current user has access to (by way of being the
owner or having some privilege).

**Table 34-40. sequences
Columns**

Name | Data Type | Description |
---|---|---|

sequence_catalog |
sql_identifier |
Name of the database that contains the sequence (always the current database) |

sequence_schema |
sql_identifier |
Name of the schema that contains the sequence |

sequence_name |
sql_identifier |
Name of the sequence |

data_type |
character_data |
The data type of the sequence. In PostgreSQL, this is currently always
bigint. |

numeric_precision |
cardinal_number |
This column contains the (declared or implicit) precision of
the sequence data type (see above). The precision indicates the
number of significant digits. It can be expressed in decimal (base
10) or binary (base 2) terms, as specified in the column numeric_precision_radix. |

numeric_precision_radix |
cardinal_number |
This column indicates in which base the values in the columns
numeric_precision and numeric_scale are expressed. The value is either 2
or 10. |

numeric_scale |
cardinal_number |
This column contains the (declared or implicit) scale of the
sequence data type (see above). The scale indicates the number of
significant digits to the right of the decimal point. It can be
expressed in decimal (base 10) or binary (base 2) terms, as
specified in the column numeric_precision_radix. |

start_value |
character_data |
The start value of the sequence |

minimum_value |
character_data |
The minimum value of the sequence |

maximum_value |
character_data |
The maximum value of the sequence |

increment |
character_data |
The increment of the sequence |

cycle_option |
yes_or_no |
YES if the sequence cycles, else
NO |

Note that in accordance with the SQL standard, the start, minimum, maximum, and increment values are returned as character strings.