ssd migration tool

functionUp () { One $table=$this->table (' user '); A $table->addcolumn (' username ', ' string ', [' limit ' = = 30]) -->addcolumn (' Passwork ', ' string ', [' limit ' = = 32]) -->addcolumn (' email ', ' string ', [' limit ' = = 25]) the->addcolumn (' Lastlogin_ip ', ' string ', [' limit ' = = 15]) -->addtimestamps (' Create_time ', ' lastlogin_time ') -->addcolumn (' status ', ' Integer ', [' limit ' = = 1, ' default ' = + 1]) -->setid (' user_id ') +-save (); - } +

1. What issues are resolved?A, when we do ERP upgrade, many of the old personalized fields or tables are migrated to the new library,Steps are generally compared with datacompare (due to the large ERP cubby, not necessarily able to load, but also need a bunch of settings).The generated fields are also not inserted into the Data_dict,def_table,def_table table, and no description is generated. Some people may not use this tool directly. This consumes ti

[Transfer tablespace] use the EXPDP/IMPDP tool's transfer tablespace to complete data migration This article demonstrates how to use the EXPDP/IMPDP tool to completely simulate the process of transferring tablespaces for your reference.Task Description: transfers the data in the tbs_sec tablespace of the sec user on the secdb1 instance to the secooler user on the secdb2 instance. 1. secdb1 instance Environm

(): op.drop_table (' users ')Perform:Alembic Upgrade Headcommand to upgrade the database and view the corresponding database, you can see that there is one more users table in the database.Looking at the files in the versions directory, you will find a more py file. Can be performed in the directory where Flask application is located:Alembic current to see which version of the database is currently in place, or you can use Alembic history to view a historical record of database changes.If yo

My product is required to run under a variety of common database platforms (mysql/sqlserver/oracle), and in development it is necessary to strictly follow the relevant specifications to ensure that cross-database type requirements are met. (Related points in my "your system really because of the use of Hibernate can adapt to various databases?" "It has been mentioned in the article." In the initial development, there is a problem that bothers my team, we develop the time must be based on a speci

fast access to data that is different from JDBC and can be used by--direct.sqoop Work Flow1. Read the table structure to import the data, generate the run class, default is QueryResult, hit the jar package, and then submit it to Hadoop2. Set up the job, the main is to set the various parameters3. This is where Hadoop executes the MapReduce to execute the import command,1) The first thing to do is to slice the data, i.e. DatasplitDatadrivendbinputformat.getsplits (Jobcontext Job)2) After splitti

ConferenceJDBC-based implementation? Works with your popular database vendorsAuto-generation of tedious user-side code? Write MapReduce applications to work with your data, fasterIntegration with Hive? Allows you to stay in a SQL-based environmentExtensible backend? Database-specific code paths for better performance Detailed operation manual:Http://archive.cloudera.com/cdh/3/sqoop/SqoopUserGuide.html (official) Related Articles:Hive entry 3-Integration of Hive and HBaseApache Hive entry 2Apac

Introduction Clonezilla is a good system cloning tool, which is capable of absorbing the advantages of Norton Ghost and partition image. That is, not only the whole system can be cloned, but also a single partition can be cloned. This flexibility may be more suitable for the needs of the backup. If you have any requirements, please pay attention to the functions of clonezilla: The file systems supported by GNU/Linux include: ext2, ext3, reis

Plugin Name: Akeeba BackupOperating platform: JoomlaPlugin Features: Joomla website backup, website migrationPlugin Features: Site One-click Backup, scheduled backup, backup file managementPlugin use: Joomla management Interface--component--akeeba Backup650) this.width=650; "Src=" Http://s2.51cto.com/wyfs02/M01/83/61/wKioL1dx7Suxe6o7AABl1QrVLRM382.png-wh_500x0-wm_3 -wmp_4-s_1991398698.png "title=" 1.png "alt=" Wkiol1dx7suxe6o7aabl1qrvlrm382.png-wh_50 "/> One-click Backup (Default ba