PostgreSQL 系统表
postgres=# \d pg_class
Table "pg_catalog.pg_class"
Column | Type | Modifiers
----------------+-----------+-----------
relname | name | not null
relnamespace | oid | not null
reltype | oid | not null
reloftype | oid | not null
relowner | oid | not null
relam | oid | not null
relfilenode | oid | not null
reltablespace | oid | not null
relpages | integer | not null
reltuples | real | not null
relallvisible | integer | not null
reltoastrelid | oid | not null
relhasindex | boolean | not null
relisshared | boolean | not null
relpersistence | "char" | not null
relkind | "char" | not null
relnatts | smallint | not null
relchecks | smallint | not null
relhasoids | boolean | not null
relhaspkey | boolean | not null
relhasrules | boolean | not null
postgres=# select relname,reltype,relowner,relfilenode from pg_class;
relname | reltype | relowner | relfilenode
-----------------------------------------+---------+----------+-------------
pg_statistic | 10912 | 10 | 12735
pg_type | 71 | 10 | 0
pg_toast_2619 | 11146 | 10 | 12737
pg_toast_2619_index | 0 | 10 | 12739
pg_authid_rolname_index | 0 | 10 | 0
pg_authid_oid_index | 0 | 10 | 0
pg_attribute_relid_attnam_index | 0 | 10 | 0
pg_attribute_relid_attnum_index | 0 | 10 | 0
pg_toast_1255 | 11143 | 10 | 0
pg_toast_1255_index | 0 | 10 | 0
pg_toast_2604 | 11140 | 10 | 12771
pg_toast_2604_index | 0 | 10 | 12773
pg_attrdef_adrelid_adnum_index | 0 | 10 | 12774
pg_toast_2606 | 11141 | 10 | 12778
pg_toast_2606_index | 0 | 10 | 12780
pg_constraint_conname_nsp_index | 0 | 10 | 12781
pg_am_name_index | 0 | 10 | 12807
pg_am_oid_index | 0 | 10 | 12808
pg_amop_fam_strat_index | 0 | 10 | 12811
pg_amop_opr_fam_index | 0 | 10 | 12812
pg_amop_oid_index | 0 | 10 | 12813
pg_amproc_fam_proc_index | 0 | 10 | 12816
pg_amproc_oid_index | 0 | 10 | 12817
pg_aggregate_fnoid_index | 0 | 10 | 12827
pg_toast_2618 | 11144 | 10 | 12830
pg_toast_2618_index | 0 | 10 | 12832
pg_toast_2620 | 11147 | 10 | 12837
pg_toast_2620_index | 0 | 10 | 12839
pg_toast_2609 | 11142 | 10 | 12849
pg_toast_2609_index | 0 | 10 | 12851
pg_cast_oid_index | 0 | 10 | 12855
pg_cast_source_target_index | 0 | 10 | 12856
pg_toast_2964 | 11149 | 10 | 0
pg_toast_2964_index | 0 | 10 | 0
pg_auth_members_role_member_index | 0 | 10 | 0
pg_auth_members_member_role_index | 0 | 10 | 0
pg_toast_2396 | 11148 | 10 | 0
pg_toast_2396_index | 0 | 10 | 0
pg_toast_3596 | 11145 | 10 | 12946
pg_toast_3596_index | 0 | 10 | 12948
pg_collation_oid_index | 0 | 10 | 12955
pg_collation_name_enc_nsp_index | 0 | 10 | 12956
pg_database_datname_index | 0 | 10 | 0
pg_database_oid_index | 0 | 10 | 0
pg_proc_oid_index | 0 | 10 | 0
pg_inherits_parent_index | 0 | 10 | 12787
pg_inherits_relid_seqno_index | 0 | 10 | 12788
pg_index_indrelid_index | 0 | 10 | 12791
pg_index_indexrelid_index | 0 | 10 | 12792
pg_operator_oid_index | 0 | 10 | 12795
pg_operator_oprname_l_r_n_index | 0 | 10 | 12796
pg_opfamily_am_name_nsp_index | 0 | 10 | 12799
pg_opfamily_oid_index | 0 | 10 | 12800
pg_opclass_am_name_nsp_index | 0 | 10 | 12803
pg_opclass_oid_index | 0 | 10 | 12804
pg_language_name_index | 0 | 10 | 12820
pg_language_oid_index | 0 | 10 | 12821
pg_largeobject_metadata_oid_index | 0 | 10 | 12824
pg_rewrite_oid_index | 0 | 10 | 12833
pg_rewrite_rel_rulename_index | 0 | 10 | 12834
pg_trigger_tgconstraint_index | 0 | 10 | 12840
pg_trigger_tgrelid_tgname_index | 0 | 10 | 12841
pg_event_trigger_evtname_index | 0 | 10 | 12845
pg_event_trigger_oid_index | 0 | 10 | 12846
pg_description_o_c_o_index | 0 | 10 | 12852
pg_enum_oid_index | 0 | 10 | 12859
pg_enum_typid_label_index | 0 | 10 | 12860
pg_namespace_nspname_index | 0 | 10 | 12864
pg_namespace_oid_index | 0 | 10 | 12865
pg_conversion_default_index | 0 | 10 | 12868
pg_conversion_name_nsp_index | 0 | 10 | 12869
pg_conversion_oid_index | 0 | 10 | 12870
pg_depend_depender_index | 0 | 10 | 12873
pg_depend_reference_index | 0 | 10 | 12874
pg_tablespace_oid_index | 0 | 10 | 0
pg_tablespace_spcname_index | 0 | 10 | 0
pg_pltemplate_name_index | 0 | 10 | 0
pg_shdepend_depender_index | 0 | 10 | 0
pg_shdepend_reference_index | 0 | 10 | 0
pg_shdescription_o_c_index | 0 | 10 | 0
pg_ts_config_cfgname_index | 0 | 10 | 12908
pg_ts_config_oid_index | 0 | 10 | 12909
pg_ts_config_map_index | 0 | 10 | 12912
pg_ts_dict_dictname_index | 0 | 10 | 12915
pg_largeobject_loid_pn_index | 0 | 10 | 12962
pg_type_oid_index | 0 | 10 | 0
pg_roles | 11151 | 10 | 11150
pg_shadow | 11155 | 10 | 11154
pg_type_typname_nsp_index | 0 | 10 | 0
pg_authid | 2842 | 10 | 0
pg_user_mapping_oid_index | 0 | 10 | 12751
pg_user_mapping_user_server_index | 0 | 10 | 12752
pg_group | 11158 | 10 | 11157
pg_user | 11161 | 10 | 11160
pg_rules | 11164 | 10 | 11163
pg_views | 11168 | 10 | 11167
pg_tables | 11172 | 10 | 11171
pg_matviews | 11176 | 10 | 11175
pg_indexes | 11180 | 10 | 11179
pg_stats | 11184 | 10 | 11183
pg_settings | 11211 | 10 | 11210
pg_locks | 11188 | 10 | 11187
pg_cursors | 11191 | 10 | 11190
pg_available_extensions | 11194 | 10 | 11193
pg_available_extension_versions | 11197 | 10 | 11196
pg_prepared_xacts | 11200 | 10 | 11199
pg_prepared_statements | 11204 | 10 | 11203
pg_seclabels | 11207 | 10 | 11206
pg_timezone_abbrevs | 11216 | 10 | 11215
pg_timezone_names | 11219 | 10 | 11218
pg_ts_dict_oid_index | 0 | 10 | 12916
pg_ts_parser_prsname_index | 0 | 10 | 12919
pg_ts_template_tmplname_index | 0 | 10 | 12923
pg_ts_template_oid_index | 0 | 10 | 12924
pg_extension_oid_index | 0 | 10 | 12927
pg_extension_name_index | 0 | 10 | 12928
pg_foreign_data_wrapper_oid_index | 0 | 10 | 12931
pg_foreign_data_wrapper_name_index | 0 | 10 | 12932
pg_foreign_server_oid_index | 0 | 10 | 12935
pg_foreign_server_name_index | 0 | 10 | 12936
pg_foreign_table_relid_index | 0 | 10 | 12939
pg_default_acl_role_nsp_obj_index | 0 | 10 | 12942
pg_default_acl_oid_index | 0 | 10 | 12943
pg_seclabel_object_index | 0 | 10 | 12949
pg_shseclabel_object_index | 0 | 10 | 0
pg_range_rngtypid_index | 0 | 10 | 12959
pg_stat_all_tables | 11222 | 10 | 11221
pg_stat_xact_all_tables | 11226 | 10 | 11225
pg_stat_sys_tables | 11230 | 10 | 11229
pg_stat_xact_sys_tables | 11234 | 10 | 11233
pg_stat_user_tables | 11237 | 10 | 11236
pg_stat_xact_user_tables | 11241 | 10 | 11240
pg_statio_all_tables | 11244 | 10 | 11243
pg_statio_sys_tables | 11248 | 10 | 11247
pg_statio_user_tables | 11251 | 10 | 11250
pg_attribute | 75 | 10 | 0
pg_proc | 81 | 10 | 0
pg_statio_all_indexes | 11264 | 10 | 11263
pg_statio_sys_indexes | 11268 | 10 | 11267
pg_statio_user_indexes | 11271 | 10 | 11270
pg_statio_all_sequences | 11274 | 10 | 11273
pg_statio_sys_sequences | 11278 | 10 | 11277
pg_statio_user_sequences | 11281 | 10 | 11280
pg_stat_activity | 11284 | 10 | 11283
pg_stat_replication | 11288 | 10 | 11287
pg_replication_slots | 11292 | 10 | 11291
pg_stat_database | 11295 | 10 | 11294
pg_stat_database_conflicts | 11298 | 10 | 11297
pg_stat_user_functions | 11301 | 10 | 11300
pg_stat_xact_user_functions | 11305 | 10 | 11304
pg_stat_archiver | 11309 | 10 | 11308
pg_stat_bgwriter | 11312 | 10 | 11311
pg_user_mappings | 11315 | 10 | 11314
pg_user_mapping | 11133 | 10 | 12749
pg_attrdef | 10000 | 10 | 12769
pg_constraint | 10001 | 10 | 12776
pg_index | 10003 | 10 | 12789
pg_operator | 10004 | 10 | 12793
pg_opfamily | 10005 | 10 | 12797
pg_opclass | 10006 | 10 | 12801
pg_am | 10125 | 10 | 12805
pg_amop | 10126 | 10 | 12809
pg_amproc | 10563 | 10 | 12814
pg_language | 10908 | 10 | 12818
pg_database | 1248 | 10 | 0
pg_stat_all_indexes | 11254 | 10 | 11253
pg_stat_sys_indexes | 11258 | 10 | 11257
pg_stat_user_indexes | 11261 | 10 | 11260
information_schema_catalog_name | 12471 | 10 | 12470
applicable_roles | 12477 | 10 | 12476
administrable_role_authorizations | 12481 | 10 | 12480
pg_aggregate | 10911 | 10 | 12825
pg_rewrite | 10913 | 10 | 12828
pg_trigger | 10914 | 10 | 12835
pg_event_trigger | 10915 | 10 | 12843
pg_description | 10916 | 10 | 12847
pg_cast | 10917 | 10 | 12853
pg_enum | 11116 | 10 | 12857
pg_namespace | 11117 | 10 | 12862
pg_conversion | 11118 | 10 | 12866
pg_depend | 11119 | 10 | 12871
pg_db_role_setting | 11120 | 10 | 0
pg_tablespace | 11121 | 10 | 0
pg_pltemplate | 11122 | 10 | 0
pg_auth_members | 2843 | 10 | 0
pg_shdepend | 11123 | 10 | 0
pg_shdescription | 11124 | 10 | 0
pg_ts_config | 11125 | 10 | 12906
pg_ts_config_map | 11126 | 10 | 12910
pg_ts_dict | 11127 | 10 | 12913
pg_ts_parser | 11128 | 10 | 12917
pg_ts_template | 11129 | 10 | 12921
pg_extension | 11130 | 10 | 12925
pg_foreign_data_wrapper | 11131 | 10 | 12929
pg_foreign_server | 11132 | 10 | 12933
pg_foreign_table | 11134 | 10 | 12937
pg_default_acl | 11135 | 10 | 12940
pg_seclabel | 11136 | 10 | 12944
pg_shseclabel | 11137 | 10 | 0
pg_collation | 11138 | 10 | 12953
pg_range | 11139 | 10 | 12957
pg_largeobject | 10910 | 10 | 12960
attributes | 12484 | 10 | 12483
character_sets | 12488 | 10 | 12487
check_constraint_routine_usage | 12492 | 10 | 12491
check_constraints | 12496 | 10 | 12495
collations | 12500 | 10 | 12499
collation_character_set_applicability | 12503 | 10 | 12502
column_domain_usage | 12506 | 10 | 12505
column_privileges | 12510 | 10 | 12509
column_udt_usage | 12514 | 10 | 12513
columns | 12518 | 10 | 12517
constraint_column_usage | 12522 | 10 | 12521
constraint_table_usage | 12526 | 10 | 12525
domain_constraints | 12530 | 10 | 12529
domain_udt_usage | 12534 | 10 | 12533
domains | 12537 | 10 | 12536
enabled_roles | 12541 | 10 | 12540
key_column_usage | 12544 | 10 | 12543
parameters | 12548 | 10 | 12547
referential_constraints | 12552 | 10 | 12551
role_column_grants | 12556 | 10 | 12555
routine_privileges | 12559 | 10 | 12558
role_routine_grants | 12563 | 10 | 12562
routines | 12566 | 10 | 12565
schemata | 12570 | 10 | 12569
sequences | 12573 | 10 | 12572
sql_implementation_info | 12582 | 10 | 12968
pg_toast_12581 | 12584 | 10 | 12970
pg_toast_12581_index | 0 | 10 | 12972
sql_languages | 12587 | 10 | 12973
pg_toast_12586 | 12589 | 10 | 12975
pg_toast_12586_index | 0 | 10 | 12977
sql_packages | 12592 | 10 | 12978
pg_toast_12591 | 12594 | 10 | 12980
pg_toast_12591_index | 0 | 10 | 12982
pg_toast_12596 | 12599 | 10 | 12985
pg_toast_12596_index | 0 | 10 | 12987
table_constraints | 12612 | 10 | 12611
table_privileges | 12616 | 10 | 12615
role_table_grants | 12620 | 10 | 12619
tables | 12623 | 10 | 12622
triggered_update_columns | 12627 | 10 | 12626
triggers | 12631 | 10 | 12630
udt_privileges | 12635 | 10 | 12634
role_udt_grants | 12639 | 10 | 12638
usage_privileges | 12642 | 10 | 12641
role_usage_grants | 12646 | 10 | 12645
user_defined_types | 12649 | 10 | 12648
view_column_usage | 12653 | 10 | 12652
view_routine_usage | 12657 | 10 | 12656
view_table_usage | 12661 | 10 | 12660
views | 12665 | 10 | 12664
data_type_privileges | 12669 | 10 | 12668
element_types | 12673 | 10 | 12672
_pg_foreign_table_columns | 12677 | 10 | 12676
column_options | 12681 | 10 | 12680
_pg_foreign_data_wrappers | 12684 | 10 | 12683
foreign_data_wrapper_options | 12687 | 10 | 12686
foreign_data_wrappers | 12690 | 10 | 12689
_pg_foreign_servers | 12693 | 10 | 12692
foreign_server_options | 12697 | 10 | 12696
foreign_servers | 12700 | 10 | 12699
_pg_foreign_tables | 12703 | 10 | 12702
foreign_table_options | 12707 | 10 | 12706
pg_statistic_relid_att_inh_index | 0 | 10 | 12740
foreign_tables | 12710 | 10 | 12709
_pg_user_mappings | 12713 | 10 | 12712
user_mapping_options | 12717 | 10 | 12716
user_mappings | 12721 | 10 | 12720
sql_sizing | 12602 | 10 | 12988
sql_sizing_profiles | 12607 | 10 | 12993
pg_toast_12606 | 12609 | 10 | 12995
pg_toast_12606_index | 0 | 10 | 12997
pg_proc_proname_args_nsp_index | 0 | 10 | 0
pg_class_oid_index | 0 | 10 | 0
pg_class_relname_nsp_index | 0 | 10 | 0
pg_class_tblspc_relfilenode_index | 0 | 10 | 0
pg_class | 83 | 10 | 0
pg_attrdef_oid_index | 0 | 10 | 12775
pg_largeobject_metadata | 10909 | 10 | 12822
pg_constraint_conrelid_index | 0 | 10 | 12782
pg_constraint_contypid_index | 0 | 10 | 12783
pg_constraint_oid_index | 0 | 10 | 12784
pg_inherits | 10002 | 10 | 12785
pg_trigger_oid_index | 0 | 10 | 12842
pg_enum_typid_sortorder_index | 0 | 10 | 12861
pg_db_role_setting_databaseid_rol_index | 0 | 10 | 0
pg_ts_parser_oid_index | 0 | 10 | 12920
pg_toast_12576 | 12579 | 10 | 12965
sql_features | 12577 | 10 | 12963
pg_toast_12576_index | 0 | 10 | 12967
pg_toast_12601_index | 0 | 10 | 12992
sql_parts | 12597 | 10 | 12983
pg_toast_12601 | 12604 | 10 | 12990
(300 rows)
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