<synopsis>

COMMENT ON

{

TABLE <replaceable class="PARAMETER">object_name</replaceable> |

COLUMN <replaceable class="PARAMETER">table_name</replaceable>.<replaceable class="PARAMETER">column_name</replaceable> |

AGGREGATE <replaceable class="PARAMETER">agg_name</replaceable> (<replaceable class="PARAMETER">agg_type</replaceable> [, ...] ) |

CAST (<replaceable>source_type</replaceable> AS <replaceable>target_type</replaceable>) |

COLLATION <replaceable class="PARAMETER">object_name</replaceable> |

COLUMN <replaceable class="PARAMETER">table_name</replaceable>.<replaceable class="PARAMETER">column_name</replaceable> |

CONSTRAINT <replaceable class="PARAMETER">constraint_name</replaceable> ON <replaceable class="PARAMETER">table_name</replaceable> |

CONVERSION <replaceable class="PARAMETER">object_name</replaceable> |

DATABASE <replaceable class="PARAMETER">object_name</replaceable> |

SCHEMA <replaceable class="PARAMETER">object_name</replaceable> |

SEQUENCE <replaceable class="PARAMETER">object_name</replaceable> |

SERVER <replaceable class="PARAMETER">object_name</replaceable> |

TABLE <replaceable class="PARAMETER">object_name</replaceable> |

TABLESPACE <replaceable class="PARAMETER">object_name</replaceable> |

TEXT SEARCH CONFIGURATION <replaceable class="PARAMETER">object_name</replaceable> |

TEXT SEARCH DICTIONARY <replaceable class="PARAMETER">object_name</replaceable> |

COMMENT ON COLLATION "fr_CA" IS 'Canadian French';

COMMENT ON COLUMN my_table.my_column IS 'Employee ID number';

COMMENT ON CONVERSION my_conv IS 'Conversion to UTF8';

COMMENT ON CONSTRAINT bar_col_cons ON bar IS 'Constrains column col';

COMMENT ON DATABASE my_database IS 'Development Database';

COMMENT ON DOMAIN my_domain IS 'Email Address Domain';

COMMENT ON EXTENSION hstore IS 'implements the hstore data type';

COMMENT ON FOREIGN DATA WRAPPER mywrapper IS 'my foreign data wrapper';

COMMENT ON FOREIGN TABLE my_foreign_table IS 'Employee Information in other database';

COMMENT ON FUNCTION my_function (timestamp) IS 'Returns Roman Numeral';

COMMENT ON INDEX my_index IS 'Enforces uniqueness on employee ID';

COMMENT ON RULE my_rule ON my_table IS 'Logs updates of employee records';

COMMENT ON SCHEMA my_schema IS 'Departmental data';

COMMENT ON SEQUENCE my_sequence IS 'Used to generate primary keys';

COMMENT ON SERVER myserver IS 'my foreign server';

COMMENT ON TABLE my_schema.my_table IS 'Employee Information';

COMMENT ON TABLESPACE my_tablespace IS 'Tablespace for indexes';

COMMENT ON TEXT SEARCH CONFIGURATION my_config IS 'Special word filtering';