{"id":378,"date":"2010-07-30T14:49:26","date_gmt":"2010-07-30T11:49:26","guid":{"rendered":"http:\/\/skeletor.org.ua\/?p=378"},"modified":"2022-04-06T11:03:25","modified_gmt":"2022-04-06T08:03:25","slug":"mysql-%d0%b8-postgresql-%d0%bf%d1%80%d0%be%d1%81%d1%82%d0%b5%d0%b9%d1%88%d0%b8%d0%b5-%d0%be%d0%bf%d0%b5%d1%80%d0%b0%d1%86%d0%b8%d0%b8","status":"publish","type":"post","link":"https:\/\/skeletor.org.ua\/?p=378","title":{"rendered":"[MySQL, PostgreSQL] \u041f\u0440\u043e\u0441\u0442\u0435\u0439\u0448\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438"},"content":{"rendered":"

\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0430 26.11.2014<\/span><\/em><\/span><\/strong><\/h2>\n

\u041d\u0438\u0436\u0435 \u0431\u0443\u0434\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u044b \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u0447\u0430\u0441\u0442\u043e \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044e\u0449\u0438\u0435\u0441\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438, \u043e\u0448\u0438\u0431\u043a\u0438 \u0430 \u0442\u0430\u043a \u0436\u0435 \u0438\u0445 \u0440\u0435\u0448\u0435\u043d\u0438\u044f. \u0421\u043b\u0435\u0434\u0438\u0442\u0435 \u0437\u0430 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u043c\u0438: \u0441\u0442\u0430\u0442\u044c\u044f \u0431\u0443\u0434\u0435\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u044f\u0442\u0441\u044f.<\/p>\n

<\/p>\n

1) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0431\u0430\u0437 \u0434\u0430\u043d\u043d\u044b\u0445<\/span><\/strong><\/p>\n

mysql:<\/strong><\/span><\/p>\n

mysql> show databases;\n+--------------------+\n| Database           |\n+--------------------+\n| information_schema |\n| mysql              |\n| puppet_dash        |\n| test               |\n+--------------------+\n4 rows in set (0.11 sec)<\/pre>\n
postgresql:<\/strong><\/span><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04421<\/span><\/em><\/p>\n
$ psql -l\nList of databases\nName    |  Owner   | Encoding |  Collation  |    Ctype    |   Access privileges\n-----------+----------+----------+-------------+-------------+-----------------------\npostgres  | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 |\ntemplate0 | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 | =c\/postgres\n: postgres=CTc\/postgres\ntemplate1 | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 | =c\/postgres\n: postgres=CTc\/postgres\n(3 rows)<\/pre>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04422<\/span><\/em><\/p>\n
postgres=# \\l\nList of databases\nName    |  Owner   | Encoding |  Collation  |    Ctype    |   Access privileges\n-----------+----------+----------+-------------+-------------+-----------------------\npostgres  | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 |\ntemplate0 | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 | =c\/postgres\n: postgres=CTc\/postgres\ntemplate1 | postgres | UTF8     | ru_RU.UTF-8 | ru_RU.UTF-8 | =c\/postgres\n: postgres=CTc\/postgres\n(3 rows)<\/pre>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04423<\/span><\/em><\/p>\n
postgres=# SELECT datname FROM pg_database;\ndatname\n-----------\ntemplate1\ntemplate0\npostgres\n(3 rows)<\/pre>\n
2) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0442\u0430\u0431\u043b\u0438\u0446<\/span><\/strong><\/p>\n
mysql:<\/strong><\/span><\/p>\n
mysql> show tables;\n+---------------------------+\n| Tables_in_mysql           |\n+---------------------------+\n| columns_priv              |\n| db                        |\n| func                      |\n| help_category             |\n| help_keyword              |\n| help_relation             |\n| help_topic                |\n| host                      |\n| proc                      |\n| procs_priv                |\n| tables_priv               |\n| time_zone                 |\n| time_zone_leap_second     |\n| time_zone_name            |\n| time_zone_transition      |\n| time_zone_transition_type |\n| user                      |\n+---------------------------+\n17 rows in set (0.00 sec)<\/pre>\n
postgresql:<\/strong><\/span><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04421<\/span><\/em><\/p>\n
asterisk=# \\dt;\nList of relations\nSchema |        Name         | Type  |  Owner\n--------+---------------------+-------+----------\npublic | bill                | table | postgres\npublic | calls               | table | postgres\n(2 rows)<\/pre>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04422<\/span><\/em><\/p>\n
asterisk=# select * from information_schema.tables where table_schema='public' and table_type='BASE TABLE';\ntable_catalog | table_schema |     table_name      | table_type | self_referencing_column_name | reference_generation | user_defined_type_catalog | user_defi\nned_type_schema | user_defined_type_name | is_insertable_into | is_typed | commit_action\n---------------+--------------+---------------------+------------+------------------------------+----------------------+---------------------------+----------\n----------------+------------------------+--------------------+----------+---------------\nasterisk      | public       | bill                | BASE TABLE |                              |                      |                           |\n|                        | YES                | NO       |\nasterisk      | public       | calls               | BASE TABLE |                              |                      |                           |\n|                        | YES                | NO       |<\/pre>\n
(2 rows)<\/span><\/p>\n
3) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0442\u0430\u0431\u043b\u0438\u0446\u044b<\/span><\/strong><\/p>\n
mysql<\/strong><\/span><\/p>\n
mysql> SHOW COLUMNS FROM user;\n+-----------------------+-----------------------------------+------+-----+---------+-------+\n| Field                 | Type                              | Null | Key | Default | Extra |\n+-----------------------+-----------------------------------+------+-----+---------+-------+\n| Host                  | char(60)                          | NO   | PRI |         |       |\n| User                  | char(16)                          | NO   | PRI |         |       |\n| Password              | char(41)                          | NO   |     |         |       |\n| Select_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Insert_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Update_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Delete_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Create_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Drop_priv             | enum('N','Y')                     | NO   |     | N       |       |\n| Reload_priv           | enum('N','Y')                     | NO   |     | N       |       |\n| Shutdown_priv         | enum('N','Y')                     | NO   |     | N       |       |\n| Process_priv          | enum('N','Y')                     | NO   |     | N       |       |\n| File_priv             | enum('N','Y')                     | NO   |     | N       |       |\n| Grant_priv            | enum('N','Y')                     | NO   |     | N       |       |\n| References_priv       | enum('N','Y')                     | NO   |     | N       |       |\n| Index_priv            | enum('N','Y')                     | NO   |     | N       |       |\n| Alter_priv            | enum('N','Y')                     | NO   |     | N       |       |\n| Show_db_priv          | enum('N','Y')                     | NO   |     | N       |       |\n| Super_priv            | enum('N','Y')                     | NO   |     | N       |       |\n| Create_tmp_table_priv | enum('N','Y')                     | NO   |     | N       |       |\n| Lock_tables_priv      | enum('N','Y')                     | NO   |     | N       |       |\n| Execute_priv          | enum('N','Y')                     | NO   |     | N       |       |\n| Repl_slave_priv       | enum('N','Y')                     | NO   |     | N       |       |\n| Repl_client_priv      | enum('N','Y')                     | NO   |     | N       |       |\n| Create_view_priv      | enum('N','Y')                     | NO   |     | N       |       |\n| Show_view_priv        | enum('N','Y')                     | NO   |     | N       |       |\n| Create_routine_priv   | enum('N','Y')                     | NO   |     | N       |       |\n| Alter_routine_priv    | enum('N','Y')                     | NO   |     | N       |       |\n| Create_user_priv      | enum('N','Y')                     | NO   |     | N       |       |\n| ssl_type              | enum('','ANY','X509','SPECIFIED') | NO   |     |         |       |\n| ssl_cipher            | blob                              | NO   |     | NULL    |       |\n| x509_issuer           | blob                              | NO   |     | NULL    |       |\n| x509_subject          | blob                              | NO   |     | NULL    |       |\n| max_questions         | int(11) unsigned                  | NO   |     | 0       |       |\n| max_updates           | int(11) unsigned                  | NO   |     | 0       |       |\n| max_connections       | int(11) unsigned                  | NO   |     | 0       |       |\n| max_user_connections  | int(11) unsigned                  | NO   |     | 0       |       |\n+-----------------------+-----------------------------------+------+-----+---------+-------+\n37 rows in set (0.03 sec)<\/pre>\n
postgresql:<\/strong><\/span><\/p>\n
asterisk=# SELECT column_name FROM information_schema.columns WHERE table_name ='cdr';\ncolumn_name\n-------------\ncdr_pkey\ncalldate\nclid\nsrc\ndst\ndcontext\nchannel\ndstchannel\nlastapp\nlastdata\nduration\nbillsec\ndisposition\namaflags\naccountcode\nuniqueid\nuserfield\nsrc1\n(18 rows)<\/pre>\n
4) \u0417\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u0434\u0430\u043c\u043f.<\/span><\/strong><\/p>\n
\u0415\u0441\u043b\u0438 \u0443 \u0432\u0430\u0441 \u0434\u0430\u043c\u043f \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u0447\u0435\u0440\u0435\u0437 phpmyadmin<\/strong> \u043d\u0435 \u0443\u0434\u0430\u0451\u0442\u0441\u044f (\u0440\u0443\u0433\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u0440\u0430\u0437\u043c\u0435\u0440 \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u0438\u043b\u0438 \u0442\u0430\u0439\u043c\u0430\u0443\u0442 \u0438\u0441\u0442\u0451\u043a) \u0442\u043e \u043d\u0430 \u043f\u043e\u043c\u043e\u0449\u044c \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442 \u043a\u043e\u043d\u0441\u043e\u043b\u044c mysql.<\/p>\n
mysql:<\/strong><\/span><\/p>\n
$mysql -u user -p DataBase
\nEnter password:
\nmysql>source \/path\/to\/dump.sql<\/code><\/p>\n
\u041f\u043e\u0441\u043b\u0435 \u044d\u0442\u043e\u0433\u043e \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u0441\u044f \u0434\u0430\u043c\u043f \u0443\u0441\u043f\u0435\u0448\u043d\u043e \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u0441\u044f.<\/p>\n
5)\u041e\u0448\u0438\u0431\u043a\u0430 “LOCK TABLES”<\/span><\/strong><\/p>\n
\u0415\u0441\u043b\u0438 \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0434\u0430\u043c\u043f\u0430 \u0431\u0430\u0437\u044b \u0434\u0430\u043d\u043d\u044b\u0445 \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u0435\u0442 \u0442\u0430\u043a\u0430\u044f \u043e\u0448\u0438\u0431\u043a\u0430:<\/p>\n
mysqldump: Got error: 1044: Access denied for user \u2018root\u2019@'localhost\u2019 to database \u2018information_schema\u2019 when using LOCK TABLES
\n<\/code>
\n\u0442\u043e \u043d\u0443\u0436\u043d\u043e \u0434\u043e\u0431\u0430\u0432\u0438\u0442\u044c \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 –single-transaction<\/strong>:<\/p>\n
\/usr\/local\/bin\/mysqldump --single-transaction -uroot -p > dump.sql<\/code><\/p>\n
6) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0442\u0435\u043a\u0443\u0449\u0438\u0445 \u0441\u0435\u0441\u0441\u0438\u0439<\/span><\/strong><\/p>\n
mysql<\/strong><\/span><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04421<\/span><\/em><\/p>\n
mysql> show processlist;
\n+-----+------+-----------+------+---------+------+-------+------------------+
\n| Id | User | Host | db | Command | Time | State | Info |
\n+-----+------+-----------+------+---------+------+-------+------------------+
\n| 112 | root | localhost | NULL | Query | 0 | NULL | show processlist |
\n+-----+------+-----------+------+---------+------+-------+------------------+
\n1 row in set (0.04 sec)<\/code><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04422<\/span><\/em><\/p>\n
# mysqladmin -p processlist
\nEnter password:
\n+-----+------+-----------+----+---------+------+-------+------------------+
\n| Id | User | Host | db | Command | Time | State | Info |
\n+-----+------+-----------+----+---------+------+-------+------------------+
\n| 113 | root | localhost | | Query | 0 | | show processlist |
\n+-----+------+-----------+----+---------+------+-------+------------------+
\n<\/code>
\npostgresql<\/strong><\/span><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04421<\/span><\/em><\/p>\n
postgres=# SELECT * from pg_stat_activity;
\ndatid | datname | procpid | usesysid | usename | application_name | client_addr | client_port | backend_start | xact_start | query_start | waiting | current_query
\n-------+--------------+---------+----------+--------------+------------------+-------------+-------------+-------------------------------+-------------------------------+-------------------------------+---------+---------------------------------
\n16385 | postfixadmin | 33916 | 16384 | postfixadmin | | 127.0.0.1 | 44414 | 2011-08-05 17:23:27.244198+03 | | 2011-08-05 17:25:30.894716+03 | f | <IDLE>
\n11874 | postgres | 50281 | 10 | pgsql | psql | | -1 | 2011-08-19 17:21:51.918969+03 | 2011-08-19 17:21:55.192393+03 | 2011-08-19 17:21:55.192393+03 | f | SELECT * from pg_stat_activity;
\n(2 rows)<\/code><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04422<\/em><\/span><\/p>\n
postgres=# select now() - query_start as duration,* from pg_stat_activity order by duration desc<\/code><\/p>\n
\u0412\u0430\u0440\u0438\u0430\u043d\u04423<\/span><\/em><\/p>\n
# ps axu | grep postgres
\npgsql 33916 0.0 3.6 48820 8988 ?? Is Tue08PM 0:00.04 postgres: postfixadmin postfixadmin 127.0.0.1(44414) (postgres)
\npgsql 99281 0.0 2.0 47796 4948 ?? Ss Tue07PM 0:11.81 \/usr\/local\/bin\/postgres -D \/usr\/local\/pgsql
\npgsql 99283 0.0 2.9 47796 7124 ?? Ss Tue07PM 0:32.19 postgres: writer process (postgres)
\npgsql 99284 0.0 2.0 47796 4964 ?? Ss Tue07PM 0:38.46 postgres: wal writer process (postgres)
\npgsql 99285 0.0 2.2 48820 5548 ?? Ss Tue07PM 0:14.67 postgres: autovacuum launcher process (postgres)
\npgsql 99286 0.0 1.8 33596 4408 ?? Ss Tue07PM 0:11.54 postgres: stats collector process (postgres)<\/code><\/p>\n
7) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439<\/span><\/strong><\/p>\n
mysql<\/span><\/strong><\/p>\n
mysql> show grants for 'user'@'host';<\/code><\/p>\n
postgresql<\/span><\/strong><\/p>\n
postgres=# \\du<\/code><\/p>\n
postgres=# SELECT table_catalog, table_schema, table_name, privilege_type
\nFROM   information_schema.table_privileges WHERE  grantee = 'MY_USER'<\/code><\/p>\n
8 ) \u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u043e\u0439 \u0441\u043f\u0440\u0430\u0432\u043a\u0438<\/span><\/strong><\/p>\n
– \u043e\u0431\u0449\u0430\u044f<\/span><\/em><\/p>\n
mysql> help
\npostgres=#\\?<\/code><\/p>\n
– \u043f\u043e \u043a\u043e\u043c\u0430\u043d\u0434\u0430\u043c<\/span><\/em><\/p>\n
mysql> help <command>
\npostgres=#\\h <command><\/code><\/p>\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0430 26.11.2014 \u041d\u0438\u0436\u0435 \u0431\u0443\u0434\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u044b \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u0447\u0430\u0441\u0442\u043e \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044e\u0449\u0438\u0435\u0441\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438, \u043e\u0448\u0438\u0431\u043a\u0438 \u0430 \u0442\u0430\u043a \u0436\u0435 \u0438\u0445 \u0440\u0435\u0448\u0435\u043d\u0438\u044f. \u0421\u043b\u0435\u0434\u0438\u0442\u0435 \u0437\u0430 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u043c\u0438: \u0441\u0442\u0430\u0442\u044c\u044f \u0431\u0443\u0434\u0435\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u044f\u0442\u0441\u044f.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,10],"tags":[],"class_list":["post-378","post","type-post","status-publish","format-standard","hentry","category-databases","category-others"],"_links":{"self":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/378","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=378"}],"version-history":[{"count":14,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/378\/revisions"}],"predecessor-version":[{"id":5909,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/378\/revisions\/5909"}],"wp:attachment":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=378"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}