database migration testing

Next, I. SVN version database lossless migration and automatic backup (I) Iii. Regular automatic backup version library Solution 1. Business objectives① Remote automatic backup of the version library, back up the version library to another machine.Assume that the source version library we want to synchronize is http: // 192.168.1.210/SVN/svnprojec located in machine A. The specific path does not need to b

Database migration (SQL SERVER imports data to MySql), sqlmysql Background: At the beginning of the project, the SQL Server database is used, and the database needs to be adjusted to MySQL. I collected some tutorials on the Internet and sorted out a simple and convenient way to share them with you. 1. Go to the mysql

Database migration (SQL Server imports data to MySql) Background: At the beginning of the project, the SQL Server database is used, and the database needs to be adjusted to MySQL. I collected some tutorials on the Internet and sorted out a simple and convenient way to share them with you. 1. Go to the mysql official w

source database has been changed since the database structure was exported (both in step 2 and Step 3) * Query the dba_segments described above and migrate any new objects to the new database, if appropriate (for example, use the Enterprise Manager or Toad to extract the "Data Definition Language" of a single object "). There should be no many new objects or no

Recently in a hotel project, the outside network and do not let run data, can only run down the intranet. The data is then imported into the production environment. The amount of data is at the 100W level.A simple command exports the specified database tables and then uploads them to the specified database server, which is imported into the specified database usi

After three days, I finally completed the project. Let's make a summary and learn from history. When I was sure to use Perl to do this, an old bird in the company saw it and said to me, "Why don't you use C # To write? First, you are skilled and do not need to check the grammar. Second, didn't you go back to the primitive society from the 21st century? I don't have grammar intelligence, but I use Notepad. Isn't that a problem ?" I smiled at the time and didn't care too much, because I thought a

Label:Server uses Azure Cloud Platform server, unable to log in RDP after shutting down the reboot yesterdayMy heart broke down at that time.Fortunately, the server on the business night can be shut down, the second day, 7 in the morning, the server configuration has been re-adjusted, or reported the same error.Submit case to the century interconnection, in the sense of hopelessness, I began my work.1. Use azcopy to copy my system disk and disk.2. Create a new virtual machine to mount the system

wget http://repo.mysql.com/mysql57-community-release-el7-8.noarch.rpmRPM–IVH mysql57-community-release-el7-8.noarch.rpmYum Install Mysql-serverEnter/etc Edit my.cnf on the last line plus skip-grant-tables skip MySQL password verificationService mysqld Restart Restart databaseMysql-u root directly into the database without a passwordUse MySQL to enter the MySQL databaseExecute SQL command: Update mysql.user set Authentication_string=password (' Passwor

Introduction Generating migrations Migration Structure Running Migrations Rolling back migrations Writing Migrations Creating Tables Renaming/dropping Tables Creating Columns modifying Columns Dropping Columns Creating Indexes Dropping Indexes Foreign Key Constraints IntroductionMigrations is like version control for your

Label:Database migration 1:enable-migrations 2:add-migration Student. 3:update-database Generally executing the above 3 commands will succeed First step: Delete the folders generated by the Migration command: Migrations folder, regenerate Step Two: Execute the migration comm

Database migrations is one of the most powerful features of Laravel. Database migration can be understood as the version controller of the database. The Database/migrations directory contains two migration files, one to create a

Requirement Analysis:Migrate the entire table structure, table data, and inter-Table constraints of the source database to the target instance;Delete all tables and users in the target database and recreate the users in the target database:Drop user user_name cascade;Create user user_name identified by password default tablespace tablespace_name;Grant connect, dba to user_name;Source

1. Oracle 11g has a feature. If exp/imp is used to import and export the database, no data table cannot be exported, I have also encountered this problem. After research, I think it is best to use expdp/impdp to export and import data to avoid this problem. (The disadvantage of this command is that it must be executed on the server) 2. Migration of Oracle versions with different data versions usually prompt

, password DEMO1123, default tablespace tbs_demo1, default temp table space temp.3, grant the User DBA authority (time may not be able to import user objects and user data, so it is best to use the grant DBA to DEMO1; grant it dba authority, after the user object is finished, then use revoke DBA from DEMO1; Reclaim dba authority. ）Basic rights granted to the userGrantConnectALTER SESSION,CREATE any JOB,CREATE any TABLE,CREATE any VIEW,CREATE CLUSTER,CREATE D