Ðлава 50. СиÑÑемнÑе каÑалоги
СодеÑжание
- 50.1. ÐбзоÑ
- 50.2.
pg_aggregate- 50.3.
pg_am- 50.4.
pg_amop- 50.5.
pg_amproc- 50.6.
pg_attrdef- 50.7.
pg_attribute- 50.8.
pg_authid- 50.9.
pg_auth_members- 50.10.
pg_cast- 50.11.
pg_class- 50.12.
pg_collation- 50.13.
pg_constraint- 50.14.
pg_conversion- 50.15.
pg_database- 50.16.
pg_db_role_setting- 50.17.
pg_default_acl- 50.18.
pg_depend- 50.19.
pg_description- 50.20.
pg_enum- 50.21.
pg_event_trigger- 50.22.
pg_extension- 50.23.
pg_foreign_data_wrapper- 50.24.
pg_foreign_server- 50.25.
pg_foreign_table- 50.26.
pg_index- 50.27.
pg_inherits- 50.28.
pg_init_privs- 50.29.
pg_language- 50.30.
pg_largeobject- 50.31.
pg_largeobject_metadata- 50.32.
pg_namespace- 50.33.
pg_opclass- 50.34.
pg_operator- 50.35.
pg_opfamily- 50.36.
pg_partitioned_table- 50.37.
pg_pltemplate- 50.38.
pg_policy- 50.39.
pg_proc- 50.40.
pg_publication- 50.41.
pg_publication_rel- 50.42.
pg_range- 50.43.
pg_replication_origin- 50.44.
pg_rewrite- 50.45.
pg_seclabel- 50.46.
pg_sequence- 50.47.
pg_shdepend- 50.48.
pg_shdescription- 50.49.
pg_shseclabel- 50.50.
pg_statistic- 50.51.
pg_statistic_ext- 50.52.
pg_statistic_ext_data- 50.53.
pg_subscription- 50.54.
pg_subscription_rel- 50.55.
pg_tablespace- 50.56.
pg_transform- 50.57.
pg_trigger- 50.58.
pg_ts_config- 50.59.
pg_ts_config_map- 50.60.
pg_ts_dict- 50.61.
pg_ts_parser- 50.62.
pg_ts_template- 50.63.
pg_type- 50.64.
pg_user_mapping- 50.65. СиÑÑемнÑе пÑедÑÑавлениÑ
- 50.66.
pg_available_extensions- 50.67.
pg_available_extension_versions- 50.68.
pg_config- 50.69.
pg_cursors- 50.70.
pg_file_settings- 50.71.
pg_group- 50.72.
pg_hba_file_rules- 50.73.
pg_indexes- 50.74.
pg_locks- 50.75.
pg_matviews- 50.76.
pg_policies- 50.77.
pg_prepared_statements- 50.78.
pg_prepared_xacts- 50.79.
pg_publication_tables- 50.80.
pg_replication_origin_status- 50.81.
pg_replication_slots- 50.82.
pg_roles- 50.83.
pg_rules- 50.84.
pg_seclabels- 50.85.
pg_sequences- 50.86.
pg_settings- 50.87.
pg_shadow- 50.88.
pg_stats- 50.89.
pg_stats_ext- 50.90.
pg_tables- 50.91.
pg_timezone_abbrevs- 50.92.
pg_timezone_names- 50.93.
pg_user- 50.94.
pg_user_mappings- 50.95.
pg_views - 50.2.
СиÑÑемнÑе каÑалоги â ÑÑо меÑÑо, где ÑиÑÑема ÑпÑÐ°Ð²Ð»ÐµÐ½Ð¸Ñ ÑелÑÑионной базой даннÑÑ
Ñ
ÑÐ°Ð½Ð¸Ñ Ð¼ÐµÑаданнÑе ÑÑ
емÑ, в ÑаÑÑноÑÑи инÑоÑмаÑÐ¸Ñ Ð¾ ÑаблиÑаÑ
и ÑÑолбÑаÑ
, а Ñакже ÑлÑжебнÑе ÑведениÑ. СиÑÑемнÑе каÑалоги Postgres Pro пÑедÑÑавлÑÑÑ Ñобой обÑÑнÑе ÑаблиÑÑ. ÐоÑÑÐ¾Ð¼Ñ Ð²Ñ Ð¼Ð¾Ð¶ÐµÑе ÑдалиÑÑ Ð¸ пеÑеÑоздаÑÑ Ð¸Ñ
, добавиÑÑ ÑÑолбÑÑ, измениÑÑ Ð¸ добавиÑÑ ÑÑÑоки, Ñ. е. ÑазнÑми ÑпоÑобами вмеÑаÑÑÑÑ Ð² ÑабоÑÑ ÑиÑÑемÑ. ÐбÑÑно модиÑиÑиÑоваÑÑ ÑиÑÑемнÑе каÑалоги вÑÑÑнÑÑ Ð½Ðµ ÑледÑеÑ, Ð´Ð»Ñ Ð²Ñего ÑÑого, как пÑавило, еÑÑÑ ÐºÐ¾Ð¼Ð°Ð½Ð´Ñ SQL. (ÐапÑимеÑ, CREATE DATABASE вÑÑавлÑÐµÑ ÑÑÑÐ¾ÐºÑ Ð² каÑалог pg_database â и ÑакÑиÑеÑки ÑоздаÑÑ Ð±Ð°Ð·Ñ Ð´Ð°Ð½Ð½ÑÑ
на диÑке.) ÐÑклÑÑение ÑоÑÑавлÑÑÑ ÑолÑко оÑобеннÑе ÑзоÑеÑиÑеÑкие опеÑаÑии, но многие из ниÑ
Ñо вÑеменем ÑÑановÑÑÑÑ Ð²ÑполнимÑми поÑÑедÑÑвом SQL-команд, Ñак ÑÑо поÑÑебноÑÑÑ Ð½Ð°Ð¿ÑÑмÑÑ Ð¼Ð¾Ð´Ð¸ÑиÑиÑоваÑÑ ÑиÑÑемнÑе каÑалоги поÑÑоÑнно ÑменÑÑаеÑÑÑ.