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@nishimry

infiniDBコマンド集

Last updated at Posted at 2016-01-25

仕事で infiniDB を使うようになった。
SQL エンジンは、MySQL なのでなじみやすいところはあるが、infiniDB 独自のものも当然あるので、そのあたりで、使ったことのあるコマンドをまとめてみようと思う。

(shell) idbmysql

エクステントマップの確認

その前に、calpontsysデータベースの確認

mysql> use calpontsys
Database changed

mysql> show tables;
+----------------------+
| Tables_in_calpontsys |
+----------------------+
| syscolumn |
| systable |
+----------------------+
2 rows in set (0.00 sec)

mysql> desc syscolumn;
+-----------------+--------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-----------------+--------------+------+-----+---------+-------+
| schema | varchar(128) | YES | | NULL | |
| tablename | varchar(128) | YES | | NULL | |
| columnname | varchar(128) | YES | | NULL | |
| objectid | int(11) | YES | | NULL | |
| dictobjectid | int(11) | YES | | NULL | |
| listobjectid | int(11) | YES | | NULL | |
| treeobjectid | int(11) | YES | | NULL | |
| datatype | int(11) | YES | | NULL | |
| columnlength | int(11) | YES | | NULL | |
| columnposition | int(11) | YES | | NULL | |
| lastupdate | date | YES | | NULL | |
| defaultvalue | varchar(64) | YES | | NULL | |
| nullable | int(11) | YES | | NULL | |
| scale | int(11) | YES | | NULL | |
| prec | int(11) | YES | | NULL | |
| autoincrement | char(1) | YES | | NULL | |
| distcount | int(11) | YES | | NULL | |
| nullcount | int(11) | YES | | NULL | |
| minvalue | varchar(64) | YES | | NULL | |
| maxvalue | varchar(64) | YES | | NULL | |
| compressiontype | int(11) | YES | | NULL | |
| nextvalue | bigint(20) | YES | | NULL | |
+-----------------+--------------+------+-----+---------+-------+
22 rows in set (0.00 sec)

mysql> desc systable;
+---------------+--------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+---------------+--------------+------+-----+---------+-------+
| tablename | varchar(128) | YES | | NULL | |
| schema | varchar(128) | YES | | NULL | |
| objectid | int(11) | YES | | NULL | |
| createdate | date | YES | | NULL | |
| lastupdate | date | YES | | NULL | |
| init | int(11) | YES | | NULL | |
| next | int(11) | YES | | NULL | |
| numofrows | int(11) | YES | | NULL | |
| avgrowlen | int(11) | YES | | NULL | |
| numofblocks | int(11) | YES | | NULL | |
| autoincrement | int(11) | YES | | NULL | |
+---------------+--------------+------+-----+---------+-------+
11 rows in set (0.00 sec)

mysql> select * from systable where tablename='test10'\g
+-----------+--------+----------+------------+------------+------+------+-----------+-----------+-------------+---------------+
| tablename | schema | objectid | createdate | lastupdate | init | next | numofrows | avgrowlen | numofblocks | autoincrement |
+-----------+--------+----------+------------+------------+------+------+-----------+-----------+-------------+---------------+
| test10 | test | 3493 | 2016-06-08 | NULL | NULL | NULL | NULL | NULL | NULL | 0 |
+-----------+--------+----------+------------+------------+------+------+-----------+-----------+-------------+---------------+
1 row in set (0.02 sec)

結構な勢いでNULLデータが。設定が悪いのかそもそも入ってないのか。。。

ここから実際の確認。

(ObjectIDの確認)
mysql> select
schema,
tablename,
columnname,
objectid
from
calpontsys.syscolumn
where
schema = 'test'
and
tablename = 'test_01'
and
columnname = 'column_01'
;
+--------+-----------+------------+----------+
| schema | tablename | columnname | objectid |
+--------+-----------+------------+----------+
| test | test_01 | column_01 | 3881 |
+--------+-----------+------------+----------+
1 row in set (0.02 sec)

(OSシェルに戻ってエクステントマップの確認)
shell> editem -o 3881
Col OID = 3881, NumExtents = 3, width = 4
5817344 - 5821439 (4096) min: 1453311000, max: 1453457400, seqNum: 245, state: valid, fbo: 0, DBRoot: 1, part#: 0, seg#: 0, HWM: 4095; status: avail
6865920 - 6870015 (4096) min: 1453457400, max: 1453602000, seqNum: 242, state: valid, fbo: 0, DBRoot: 1, part#: 0, seg#: 1, HWM: 4095; status: avail
8217600 - 8221695 (4096) min: 1453602000, max: 1453685400, seqNum: 140, state: valid, fbo: 0, DBRoot: 1, part#: 0, seg#: 2, HWM: 2363; status: avail

ObjectIDからそのデータの最初のファイル位置を確認する

mysql> use calpontsys
Database changed

mysql> select columnname,objectid from syscolumn where schema='test' and tablename='test10' order by 2;
+--------------+----------+
| columnname | objectid |
+--------------+----------+
| date | 3494 |
| time | 3495 |
| offset | 3496 |
| major | 3497 |
| major_n | 3498 |
| minor | 3499 |
| minor_n | 3500 |
| majorminor_n | 3501 |
| node | 3502 |
| node_n | 3503 |
| item | 3504 |
| pname | 3505 |
| pvalue | 3506 |
+--------------+----------+
13 rows in set (0.01 sec)

(OSシェルに戻って)

(shell)> oid2file 3495
/home/icm/insight/infinidb/data1/000.dir/000.dir/013.dir/167.dir

(shell)> ls -lR /home/icm/insight/infinidb/data1/000.dir/000.dir/013.dir/167.dir
/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir:
total 20
drwxr-xr-x 2 test test 4096 Jun 9 14:11 000.dir
drwxr-xr-x 2 test test 4096 Jun 9 14:16 001.dir
drwxr-xr-x 2 test test 4096 Jun 9 14:59 002.dir
drwxr-xr-x 2 test test 4096 Jun 9 15:06 003.dir
drwxr-xr-x 2 test test 4096 Jun 9 15:12 004.dir

/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir/000.dir:
total 13348
-rw-r--r-- 1 test test 3416064 Jun 9 14:12 FILE000.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:13 FILE001.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:14 FILE002.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:14 FILE003.cdf

/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir/001.dir:
total 13344
-rw-r--r-- 1 test test 3416064 Jun 9 14:55 FILE000.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:55 FILE001.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:56 FILE002.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 14:57 FILE003.cdf

/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir/002.dir:
total 13344
-rw-r--r-- 1 test test 3416064 Jun 9 15:00 FILE000.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:01 FILE001.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:02 FILE002.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:02 FILE003.cdf

/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir/003.dir:
total 13344
-rw-r--r-- 1 test test 3416064 Jun 9 15:08 FILE000.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:09 FILE001.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:09 FILE002.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:10 FILE003.cdf

/home/test/infinidb/data1/000.dir/000.dir/013.dir/167.dir/004.dir:
total 42784
-rw-r--r-- 1 test test 3416064 Jun 9 15:13 FILE000.cdf
-rw-r--r-- 1 test test 3416064 Jun 9 15:14 FILE001.cdf
-rw-r--r-- 1 test test 35266560 Jun 9 15:15 FILE002.cdf
-rw-r--r-- 1 test test 1712128 Jun 9 15:13 FILE003.cdf

これらが実体。

パーティションテーブルの確認

mysql> select calShowPartitions('table_01', 'column_01');
+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| calShowPartitions('table_01', 'column_01') |
+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Part# Min Max Status
0.0.1 1453311000 1453457400 Enabled
0.1.1 1453457400 1453602000 Enabled
0.2.1 1453602000 1453687800 Enabled |
+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.22 sec)

ユーザー登録・権限付与

(usernameに対して、db1データベースの全テーブルに全特権を付与)

mysql> grant all privileges on db1.* to username identified by 'password';　①
mysql> grant all privileges on db1.* to username@localhost identified by 'password';　②

※ ① だけやっても、localhostからはアクセスができないようなので②も必要。

ここは、Infini特別。

mysql> grant all privileges on infinidb_vtable.* to username identified by 'password';
mysql> grant all privileges on infinidb_vtable.* to username@localhost identified by 'password';

一時表として、infinidb_vtableというのを使うらしく、これが無いとDML等使えない。

一通り終わったら、フラッシュ。

mysql> flush privileges;

結果確認

mysql> use mysql
Database changed

mysql> select * from user;
+---------------+-----------+-------------------------------------------+-------------+-------------+-------------+-------------+-------------+-----------+-------------+---------------+--------------+-----------+------------+-----------------+------------+------------+--------------+------------+-----------------------+------------------+--------------+-----------------+------------------+------------------+----------------+---------------------+--------------------+------------------+------------+--------------+----------+------------+-------------+--------------+---------------+-------------+-----------------+----------------------+
| Host | User | Password | Select_priv | Insert_priv | Update_priv | Delete_priv | Create_priv | Drop_priv | Reload_priv | Shutdown_priv | Process_priv | File_priv | Grant_priv | References_priv | Index_priv | Alter_priv | Show_db_priv | Super_priv | Create_tmp_table_priv | Lock_tables_priv | Execute_priv | Repl_slave_priv | Repl_client_priv | Create_view_priv | Show_view_priv | Create_routine_priv | Alter_routine_priv | Create_user_priv | Event_priv | Trigger_priv | ssl_type | ssl_cipher | x509_issuer | x509_subject | max_questions | max_updates | max_connections | max_user_connections |
+---------------+-----------+-------------------------------------------+-------------+-------------+-------------+-------------+-------------+-----------+-------------+---------------+--------------+-----------+------------+-----------------+------------+------------+--------------+------------+-----------------------+------------------+--------------+-----------------+------------------+------------------+----------------+---------------------+--------------------+------------------+------------+--------------+----------+------------+-------------+--------------+---------------+-------------+-----------------+----------------------+
...
| % | username | *hexadecimal string | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | | | | | 0 | 0 | 0 | 0 |
| localhost | username | *hexadecimal string | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | | | | | 0 | 0 | 0 | 0 |
...
+---------------+-----------+-------------------------------------------+-------------+-------------+-------------+-------------+-------------+-----------+-------------+---------------+--------------+-----------+------------+-----------------+------------+------------+--------------+------------+-----------------------+------------------+--------------+-----------------+------------------+------------------+----------------+---------------------+--------------------+------------------+------------+--------------+----------+------------+-------------+--------------+---------------+-------------+-----------------+----------------------+

権限はく奪の場合は、普通にrevoke。

mysql> revoke all privileges on db1.* from username;

カラム追加

mysql> desc test_01;
+----------+----------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+----------+----------+------+-----+---------+-------+
| column1 | char(50) | YES | | NULL | |
| column2 | int(11) | YES | | NULL | |
+----------+----------+------+-----+---------+-------+

datetime型のcolumn3を追加する。

mysql> select calonlinealter('alter table test_01 add column column3 datetime;');
+--------------------------------------------------------------------+
| calonlinealter('alter table test_01 add column column3 datetime;') |
+--------------------------------------------------------------------+
| 0 |
+--------------------------------------------------------------------+
1 row in set (53.89 sec)

登録されているデータの量（サイズ）によって、かかる時間が違う。

mysql> alter table test_01 add column column3 datetime comment 'schema sync only';
Query OK, 0 rows affected (0.34 sec)
Records: 0 Duplicates: 0 Warnings: 0

これはさくっと終わる。

mysql> desc test_01;
+---------+----------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+---------+----------+------+-----+---------+-------+
| column1 | char(50) | YES | | NULL | |
| column2 | int(11) | YES | | NULL | |
| column3 | datetime | YES | | NULL | |
+---------+----------+------+-----+---------+-------+

カラム削除

mysql> create table test1 (
-> c1 int
-> ,c2 char(8)
-> ,c3 varchar(256)
-> ,c4 float
-> ,c5 date
-> ) engine=infinidb;
Query OK, 0 rows affected (0.29 sec)

mysql> show create table test1;
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table |
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| test1 | CREATE TABLE test1 (
c1 int(11) DEFAULT NULL,
c2 char(8) DEFAULT NULL,
c3 varchar(256) DEFAULT NULL,
c4 float DEFAULT NULL,
c5 date DEFAULT NULL
) ENGINE=InfiniDB DEFAULT CHARSET=latin1 |
+-------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)

mysql> desc test1;
+-------+--------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+--------------+------+-----+---------+-------+
| c1 | int(11) | YES | | NULL | |
| c2 | char(8) | YES | | NULL | |
| c3 | varchar(256) | YES | | NULL | |
| c4 | float | YES | | NULL | |
| c5 | date | YES | | NULL | |
+-------+--------------+------+-----+---------+-------+
5 rows in set (0.00 sec)

mysql> alter table test1 drop column c4;
Query OK, 0 rows affected (2.04 sec)
Records: 0 Duplicates: 0 Warnings: 0

mysql> show create table test1;
+-------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Table | Create Table |
+-------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| test1 | CREATE TABLE test1 (
c1 int(11) DEFAULT NULL,
c2 char(8) DEFAULT NULL,
c3 varchar(256) DEFAULT NULL,
c5 date DEFAULT NULL
) ENGINE=InfiniDB DEFAULT CHARSET=latin1 |
+-------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)

mysql> desc test1;
+-------+--------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+--------------+------+-----+---------+-------+
| c1 | int(11) | YES | | NULL | |
| c2 | char(8) | YES | | NULL | |
| c3 | varchar(256) | YES | | NULL | |
| c5 | date | YES | | NULL | |
+-------+--------------+------+-----+---------+-------+
4 rows in set (0.00 sec)

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