show tables

Li Wu:Heng Learn to think together, honouring teachers save Thanksgiving. Leaf See root three return to one, rivers the same oneness.Meekness Conscience Lord, willing to do without regrets to the most bitter. Reading exercises to keep the body and

1 How to execute a SQL script file, this script file writes a series of sets of SQL statements, such as Sql.sql placed under D:\MyEclipse 8.6\workspaces\oasystem\webroot\sql.sql"CD D:\MyEclipse 8.6\workspaces\oasystem\webroot\>>sqlplus>>@ Sql.sql;2

Why does the showtables show tables while the select statement does not exist? (several rows in the diagram ignore hand defects.) reply to the discussion (solution) How did your table come from? Check whether the following table files in the data

[SQL] View PlainCopy 1, quite with the MySQL show databases; [SQL] View PlainCopy Select Datname from pg_database; [SQL] View PlainCopy 2, equivalent to the MySQL show tables; [SQL] View PlainCopy

-- Display all user tables of the databaseUseTestSelect*FromSysobjectsWhereType= 'U'Go Parameters: Column name Data Type Description Name Sysname Object Name ID Int Object ID number

SQL Server creates a temporary table:Create temporary tableMethod 1:Create Table # temporary table name (Field 1 constraints, Field 2 constraints ,...)Create Table # temporary table name (Field 1 constraints, Field 2 constraints ,...)Method 2:Select

This time by doing a install.php to find that the difficulty is actually not big, or file write operation, installation in fact, the main operation is still the contents of the database, first to see how the file to write: (or the use of codeigiter,

Mysql is a master-slave problem-log synchronization data is not synchronized bitsCN.com I set up mysql for master-slave replication. The mysql environment of the two machines is identical Part 1 test: Synchronization test for master A and slave

After mysql use db, it is very difficult to solve a mysql instance that you usually use. After using db, it is always very difficult to press Enter. It takes 1 s to return the result. I think there is something strange, I opened the general log and

1. Why Use Views:To improve the reusability of complex SQL statements and the security of table operations (for example, the Payroll field does not want to be shown to anyone who can view the query's results), MySQL provides view features. A view,

Mysql master-slave and master-slave ReplicationMysql master-slave and master-slave ReplicationI. Introduction to replicationMySQL supports one-way and asynchronous replication. One server acts as the master server during the replication process, and

In MySQL to display all the table names in the specified database we have a command show tables can be implemented, let me take a look at how show tables get all the table names in the MySQL database. Use Direct cmd command mode The code

1. mysqldump First, let's take a look.MysqldumpThe actual working method of several main parameters.Main mysqldump options 1.-Q It's very simple. I just added SQL _no_cacheTo ensure that the data in the cache is not read. 081022 17:39:33 7

One, data typeStart time to end time for each date type:1, year:1970 to 20692, time:-838:59:59 to 838:59:593, date:1000-1-1 to 9999-12-314, datetime:1000-1-1 00:00:00 to 9999-12-31 23:59:595, timestamp storage range: 1970-1-1 00:00:00 to 2037-12-31 2

Author/Translator: ye Jinrong (Email: imysql@imysql.cn), source: http://imysql.cn, reproduced please indicate/translator and source, and cannot be used for commercial purposes, offenders must investigate.0. Preface This article mainly

[Arrangement] MySQL autocommit bitsCN.com [Arrangement] MySQL autocommit By default, mysql enables auto commit. You can run the following command to view the settings at the session level and global level: 01mysql> select @@session.autocommit;02+-

Backup, any system is a priority for any database. For MySQL, I chose Percona xtrabackup software. I prefer a physical layer of hot backup. Rather than the logical level of backup (mysqldump), of course, in many cases, you should also do mysqldump

first, start and close1.1 Linux command to start MySQL: A. RPM Package Installation: Service mysqld start B. Source package Installation:/usr/local/mysql/bin/mysqld_safe--user=mysql & 1.2 Linux to restart MySQL command:

1. Why Use Views:To improve the reusability of complex SQL statements and the security of table operations (for example, the Payroll field does not want to show to all people who can view the results of the query), MySQL provides the view features.

The performance tracker provided by the MYSQL5.0 family is really good. Pay attention to two points. 1. versions later than 5.0.37 (Show profiles and show profile were added in MySQL 5.0.37 .)ImportantPlease note that the show profile and show