mysql apos s transaction table types

MySQL Administrator''''s Bible- P15

... the session server status in mysqld The SHOW SESSION STATUS command contains the same information as the SESSION_STATUS system view, using similar ﬁeld names: ■ VARIABLE_NAME — The name of the session ... contains information about the session server variables in mysqld The SHOW SESSION VARIABLES command contains the same information as the SESSION_VARIABLES system view, using similar ﬁeld names: ... PROCESSLIST The PROCESSLIST system view contains information about the processes currently running in mysqld The SHOW [FULL] PROCESSLIST statement outputs the exact same information as the PROCESSLIST...

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MySQL Administrator''''s Bible- P16

Danh mục: Cơ sở dữ liệu

... appropriate permissions so mysqld can load the plugin: shell> mkdir /usr/lib64 /mysql/ plugin/ shell> cp mysql_ is_hello.so /usr/lib64 /mysql/ plugin shell> sudo chown –R mysql: mysql /usr/lib64 /mysql/ plugin/ ... Master_SSL_Allowed: Master_SSL_CA_File: Master_SSL_CA_Path: Master_SSL_Cert: Master_SSL_Cipher: Master_SSL_Key: Seconds_Behind_Master: Master_SSL_Verify_Server_Cert: Last_IO_Errno: Last_IO_Error: ... *thd, TABLE *table) ; int mysql_ is_hello_fill _table( THD *thd , TABLE_ LIST *tables , COND *cond ) { int status; CHARSET_INFO *scs= system_charset_info; TABLE *table= (TABLE *)tables- >table; const...

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MySQL Administrator''''s Bible- P17

Danh mục: Cơ sở dữ liệu

... using MySQL on virtual systems, using MySQL on Amazon EC2, and using MySQL on different storage systems such as SANs ■ SQL Standards — Over 10 forums devoted to SQL such as Transactions, Constraints, ... (continued ) SQL Statement Keywords TK_SQL_SQL_BIG_RESULT TK_SQL_SQL_CALC_FOUND_ROWS TK_SQL_SQLEXCEPTION TK_SQL_SQL_SMALL_RESULT TK_SQL_SQLSTATE TK_SQL_SQLWARNING TK_SQL_SSL TK_SQL_STARTING TK_SQL_STRAIGHT_JOIN ... []{} TABLE A-8 MySQL Proxy SQL Keyword Tokens SQL Statement Keywords TK_SQL_ACCESSIBLE TK_SQL_ACTION TK_SQL_ADD TK_SQL_ALL TK_SQL_ALTER TK_SQL_ANALYZE TK_SQL_AND TK_SQL_AS TK_SQL_ASC TK_SQL_ASENSITIVE...

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MySQL Administrator''''s Bible- P18

Danh mục: Cơ sở dữ liệu

... 371–372 SHOW commands, 147 SESSION_STATUS, 711 SESSION_VARIABLES, 710 sessions, 109 SET data types, 195–200 extensions, 131–135 SET NULL, 234 SET PASSWORD command, 38 sets, character See character sets ... back issues are freely available online ■ MySQL White Papers (www .mysql. com/why -mysql/ white-papers) — White papers about MySQL ■ Sun s list of MySQL Resources for System Administrators (www.sun.com/ ... PROCESSLIST, 699–700 ENGINES, 697 GLOBAL_STATUS, 711 GLOBAL_VARIABLES, 710 PLUGINS, 697–698 PROCESSLIST, 698–699 PROFILING, 709–710 SESSION_STATUS, 711 SESSION_VARIABLES, 710 STATE in PROCESSLIST,...

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MySQL Administrator''''s Bible- P19

Danh mục: Cơ sở dữ liệu

... caches, 429–433 tunneling, ssh See ssh tunneling type, 596–606 types, data See data types types, index See index types Typical installation, 21–22 U \u (use), 57 UDFs (user-defined functions), ... in stored routines, 262–264 mysqladmin commands, 64 Performance Metrics and SHOW GLOBAL STATUS, 570–572 in server option file See option files server status, 360–361 server system, 361 SET extension ... PROCESSLIST, 699–700 data access strategy, 600–603 datetime types, 185–187 ENUM and SET data types, 198–200 enumerations, 195–197 EXPLAIN Extra, 609–611 key constraints See key constraints mysqldumpslow,...

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Tài liệu MySQL Administrator’s Bible- P1 ppt

Danh mục: Cơ sở dữ liệu

... mysql system SUNWmysqlr Management System (root component) system SUNWmysqlt Management System (test component) system SUNWmysqlu Management System (usr component) application mysql (GPL) mysql ... Files used by the MySQL Cluster server MySQL- server The MySQL Server ﬁles, including the mysqld binary This is required to run a MySQL Server MySQL- shared Shared libraries used by various applications ... covers: ■ MySQL server installation (Chapter 2) ■ Accessing MySQL server (Chapter 3) Part II covers how MySQL compares to standards and MySQL s SQL syntax: ■ How MySQL extends and deviates from standard...

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Tài liệu MySQL Administrator’s Bible- P2 doc

Danh mục: Cơ sở dữ liệu

... grant tables, refreshing user privileges See Chapter 14 for more details flush-status mysqladmin flush-status Resets most server status variables flush-tables mysqladmin flush-tables Closes currently ... this: mysql> sa sakila sales_by_film_category sales_by_film_category.category sales_by_film_category.total_sales mysql> sa sales_by_store sales_by_store.manager sales_by_store.store sales_by_store.total_sales ... Files \MySQL\ MySQL Server 6.0\bin\mysqld" install This command installs the service so that it starts and stops automatically when Windows starts or stops By default, the service name is MySQL...

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Tài liệu MySQL Administrator’s Bible- P3 ppt

Danh mục: Cơ sở dữ liệu

... How MySQL Extends and Deviates From Standard SQL Chapter MySQL Data Types Chapter MySQL Index Types Chapter Stored Routines, Triggers, and Events Chapter MySQL Views Chapter Transactions in MySQL ... Windows has a case-insensitive file system Mac OS X uses a case-insensitive file system by default, although it supports other, case-sensitive file systems Case-sensitivity for names is determined ... though mysqld will properly parse reserved words regardless of case In general, mysqld is case-insensitive with respect to names of fields, indexes, stored routines and events However, mysqld stores...

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Tài liệu MySQL Administrator’s Bible- P4 ppt

Danh mục: Cơ sở dữ liệu

... STATUS shows session variables by default To avoid confusion, always specify either SHOW GLOBAL STATUS or SHOW SESSION STATUS ■ SHOW TABLE STATUS — See the information in Chapter 21 on the TABLES ... Extends and Deviates from SQL The LOCAL and @@local speciﬁers are aliases for SESSION and @@session, respectively We recommend using SESSION and @@session so there is no question about the difference ... FAULTS Status, Duration, Page_faults_major, Page_faults_minor SOURCE Status, Duration, Source_function, Source_file, Source_line SWAPS Status, Duration, Swaps ■ SHOW PROFILES — As of MySQL version...

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Tài liệu MySQL Administrator’s Bible- P5 pdf

Danh mục: Cơ sở dữ liệu

... supported, assuming the value is a valid time: ■ dd HH:ii:ss ■ dd HH ■ dd HH:ii ■ HH:ii:ss ■ HH:ii ■ ss — As a string or as a number ■ HHiiss — As a string or as a number ■ iiss — As a string or as a ... session server variable, use one of the following methods: SHOW SESSION VARIABLES LIKE ’sql_mode’; SELECT @@session.sql_mode; SELECT Variable_name, Variable_value FROM INFORMATION_SCHEMA.SESSION_VARIABLES ... rows in set (0.00 sec) mysql> UPDATE ts_test SET ts_note=’early test’ where ts_note=’test’; Query OK, row affected (0.11 sec) Rows matched: Changed: Warnings: mysql> SELECT ts1, ts_note FROM ts_test;...

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Tài liệu MySQL Administrator’s Bible- P6 pdf

Danh mục: Cơ sở dữ liệu

... routines, triggers, and events Using triggers Using stored routines Using cursors Comparing Stored Routines, Triggers, and Events Using events MySQL has four different types of stored SQL: triggers, ... tables must have similar data types For numeric types, the sizes and signs (that is, UNSIGNED vs SIGNED) must be the same For strings, the character sets and collations must be the same, though length ... constraints and indexes are very different; however, it is desirable to be able to speed up lookups of key constraints This is why some MySQL database administrators — and MySQL s extended SQL syntax...

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Tài liệu MySQL Administrator’s Bible- P7 pptx

Danh mục: Cơ sở dữ liệu

... by issuing a simple SELECT statement, sending the result set back — the same way a result set is sent back when a user directly issues a SELECT statement: mysql> DROP PROCEDURE IF EXISTS store_offerings; ... database, similar to a regular table In fact, the SHOW TABLES and SHOW TABLE STATUS commands return tables and views: mysql> SHOW TABLES LIKE ’staff%’; + -+ | Tables_in_sakila (staff%) ... database systems use limitations and constraints as their only security measures MySQL has added an SQL SECURITY extension to the view deﬁnition in standard SQL With the SQL SECURITY parameter, MySQL...

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Tài liệu MySQL Administrator''''s Bible- P1 pptx

Danh mục: Cơ sở dữ liệu

... mysql system SUNWmysqlr Management System (root component) system SUNWmysqlt Management System (test component) system SUNWmysqlu Management System (usr component) application mysql (GPL) mysql ... Files used by the MySQL Cluster server MySQL- server The MySQL Server ﬁles, including the mysqld binary This is required to run a MySQL Server MySQL- shared Shared libraries used by various applications ... covers: ■ MySQL server installation (Chapter 2) ■ Accessing MySQL server (Chapter 3) Part II covers how MySQL compares to standards and MySQL s SQL syntax: ■ How MySQL extends and deviates from standard...

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Tài liệu MySQL Administrator''''s Bible- P2 docx

Danh mục: Cơ sở dữ liệu

... grant tables, refreshing user privileges See Chapter 14 for more details flush-status mysqladmin flush-status Resets most server status variables flush-tables mysqladmin flush-tables Closes currently ... this: mysql> sa sakila sales_by_film_category sales_by_film_category.category sales_by_film_category.total_sales mysql> sa sales_by_store sales_by_store.manager sales_by_store.store sales_by_store.total_sales ... Files \MySQL\ MySQL Server 6.0\bin\mysqld" install This command installs the service so that it starts and stops automatically when Windows starts or stops By default, the service name is MySQL...

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Tài liệu MySQL Administrator''''s Bible- P3 docx

Danh mục: Cơ sở dữ liệu

... How MySQL Extends and Deviates From Standard SQL Chapter MySQL Data Types Chapter MySQL Index Types Chapter Stored Routines, Triggers, and Events Chapter MySQL Views Chapter Transactions in MySQL ... Windows has a case-insensitive file system Mac OS X uses a case-insensitive file system by default, although it supports other, case-sensitive file systems Case-sensitivity for names is determined ... though mysqld will properly parse reserved words regardless of case In general, mysqld is case-insensitive with respect to names of fields, indexes, stored routines and events However, mysqld stores...

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Tài liệu MySQL Administrator''''s Bible- P4 pdf

Danh mục: Cơ sở dữ liệu

... STATUS shows session variables by default To avoid confusion, always specify either SHOW GLOBAL STATUS or SHOW SESSION STATUS ■ SHOW TABLE STATUS — See the information in Chapter 21 on the TABLES ... Extends and Deviates from SQL The LOCAL and @@local speciﬁers are aliases for SESSION and @@session, respectively We recommend using SESSION and @@session so there is no question about the difference ... FAULTS Status, Duration, Page_faults_major, Page_faults_minor SOURCE Status, Duration, Source_function, Source_file, Source_line SWAPS Status, Duration, Swaps ■ SHOW PROFILES — As of MySQL version...

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Tài liệu MySQL Administrator''''s Bible- P5 doc

Danh mục: Cơ sở dữ liệu

... supported, assuming the value is a valid time: ■ dd HH:ii:ss ■ dd HH ■ dd HH:ii ■ HH:ii:ss ■ HH:ii ■ ss — As a string or as a number ■ HHiiss — As a string or as a number ■ iiss — As a string or as a ... session server variable, use one of the following methods: SHOW SESSION VARIABLES LIKE ’sql_mode’; SELECT @@session.sql_mode; SELECT Variable_name, Variable_value FROM INFORMATION_SCHEMA.SESSION_VARIABLES ... rows in set (0.00 sec) mysql> UPDATE ts_test SET ts_note=’early test’ where ts_note=’test’; Query OK, row affected (0.11 sec) Rows matched: Changed: Warnings: mysql> SELECT ts1, ts_note FROM ts_test;...

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Tài liệu MySQL Administrator’s Bible- P8 pdf

Danh mục: Cơ sở dữ liệu

... also has some very innovative features such as dtrace and the ZFS ﬁle system File systems and partitions All operating systems use ﬁle system partitions File system partitions are the divisions ... will be passed to all MySQL clients [client] port = 3306 socket = /var/lib /mysql/ mysql.sock [mysqld] #this will prevent mysql from starting port = 3306 socket = /var/lib /mysql/ mysql.sock datadir ... 16M [mysql. server] user =mysql group =mysql basedir=/var/lib [mysqld_safe] nice = -5 open_files_limit = 8192 log-error=/var/log /mysql/ mysqld.log pid-file=/var/run/mysqld/mysqld.pid Please purchase...

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Tài liệu MySQL Administrator’s Bible- P9 doc

Danh mục: Cơ sở dữ liệu

... Merge tables it is perfectly feasible to use compressed MyISAM tables, which leads to less use of disk space and faster searches of the tables You can also put the individual MyISAM tables on ... engines Using different storage engines Working with storage engines Understanding Storage Engines A storage engine is a subsystem that manages tables Most database management systems have one subsystem ... nine sections These sections provide a snapshot of activity occurring inside the InnoDB storage engine Table 11-5 lists these sections TABLE 11-5 InnoDB Status Sections Section Name Description Semaphores...

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Tài liệu MySQL Administrator’s Bible- P10 ppt

Danh mục: Cơ sở dữ liệu

... running MySQL server using file system snapshots is the same across all platforms that support snapshots This can be scripted or performed manually: Open a mysql client session to mysqld and issue ... database, or a single table: $ mysqldump user=root password sakila > sakila.sql Enter password: $ mysqldump user=root password sakila actor > actor.sql Enter password: $ Please purchase PDF Split-Merge ... mysqldump File system snapshot Using snapshot functionality of file systems is one of the best ways to create a consistent, physical hot backup of your database files A file system snapshot provides a point-in-time...

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