Hello, the following is the eighth lecture address of my oracle series training courses. This lecture mainly describes how to migrate databases across platforms!
The main content involved is:
1: describes and demonstrates how to migrate a database on a windows operating system to a linux server, and convert the data file storage from the original NTFS file system to the storage on the ASM disk.
2: Describes the final work of the series after the
For a15sql> Col Path to a15sql> Col State for a10sql> set line 200sql> select Mode_status,header_status, MOD E_status,state,total_mb,free_mb,name,path from V$asm_disk; Mode_status header_status mode_status State total_mb free_mb NAME PATH----------------------------------------------- -----------------------------------------------------------------online FORMER online NORMAL 0 0/dev/asm-diske # #已删除 ONLINE MEMBER online NORMAL 4096 3788 crsdg_0001/dev/asm-diskconline MEMBER ONLINE normal 4096
I. Oracle11g has a feature. If expimp is used to import and export the database, the problem that no data table can be exported will occur. I also encountered this problem,
I. Oracle 11g has a feature. If exp/imp is used to import and export the database, the problem that no data table can be exported will occur. I also encountered this problem,
1. Oracle 11g has a feature. If exp/imp is used to import
HD anime big picture 10th set 380 sheets size 3000*2000 or above 115 download Oracle 10g database migration experience Windows Environment
13:58:11 | category:Development | label: Oracle programming Import and Export| Large font size, medium/small subscriptionMigrate from the old server to the new server. The old server is Windows2003 and the new server is window
Oracle software version: 10.2.0.5
Oracle Installation Directory:/u01
Copy the entire Oracle directory from the source server to the target server in lync mode.
It is reasonable to say that software migration will not cause serious errors. However, when you connect to oracle
Oracle 11g tablespace dbf File migration
When the disk space of the Oracle data file is insufficient or the dbf file needs to be migrated to another location in other cases, the procedure is as follows:
1. sqlplus sys/sys as sysdba
2. shutdown immediate
3. copy the dbf file to a new location.
4. startup mount;
5. alter database rename file 'e: \
Precautions for migration from MySQL to Oracle
2001-09 Yu Feng has many application projects. At the beginning, MySQL Databases can basically meet various functional requirements. As the number of application users increases, the amount of data increases, mySQL gradually became overwhelmed: the connection was slow or even down, so there was a need to migrate data from MySQL to
Migration Script Log Error rman-06571:datafile does not have recoverable copy, after viewing found that 78th file was offline dropped. So rebuild the control file, in the control file to remove the 78th file, rebuild control, the database can be mount,mount after the data file is consistent, but open error ora-600, abnormal downtime.
sys@mydbtst> ALTER DATABASE open;ALTER DATABASE Open*ERROR at line 1:Ora-01092:o
One thing that has been going on for two weeks is the migration of databases. Do not feel this is a very easy thing to do, but wait until the real to do to achieve the time, their dumbfounded. This tangle,First of all, here's the problem:1. Table structure Problem of database: Different data types need to be resolved varchar2------varchar, number-----int, date----datetime, the SQL statement field defaults for the table, and how the annotations are res
Label:Transferred from: http://www.2cto.com/database/201312/265514.html Recently completed a (IBATIS.NET+MVC) project database + code migration work, you can toss me ~ ~ ~ Ibatis.net is an ORM framework, specifically introduced can ask Niang. I didn't use the ORM framework before, so I didn't come here, but I climbed out of a hole and fell into another pit ~ ~ ~ The project was originally Sqlserver2008, and now I'm going to go to
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 version
Tags: backup and restore POS data import data File GPO creat tab databaseExp/imp can be used in the following casesTransfer data between two databases1. Between versions of the same Oracle database2. Between versions of different Oracle databases3. Oracle database between the same or a different operating systemBackup and recovery for the databaseTransfer from on
Because you want to switch servers, re-install Oracle, you want to use the latest 12c. It took a whole day to record the process and problems as follows.First, download Oracle 12c:Half of the 12.1.0.2.0 on the official web site is really down, with the hundred-gigabit fiber is also to half of the failure. So you can only download 12.1.0.1.0.II. installation? Oracle
Thunder Fighter is the latest fiery air combat shooting game, Liu said: Please carry our Thunder fighter for cross-platform data migration-the table space can be transmitted, but also hesitate to board, please immediately boarding, open the Endless challenge mode!You can use the Transportable table space feature to copy a collection of tablespace from one database to another.The transportable representation space is useful in a number of scenarios:Exp
1 in data migration, users first have the right to modify the database, and the table space to create, delete and other rights
For example:
SELECT * from Dba_tab_privs where grantee= ' SCOT '; ---View Scott permissions (SYS user logon)
Display results as:
SELECT * from Dba_role_privs where grantee= ' SCOT '; --View Scott role
Display results as:
(1) If the user is locked through the following statement to unlock the table
Oracle Database Migration-FundamentalsAs a developer, database knowledge must be in our hands. But now the company's database is dedicated DBA maintenance, usually give us an environment address, and then we write Crud SQL. And the company's product requirements can cross the data source, so usually not too concerned about the operation of a particular database platform. As a result, your DB knowledge is se
Tags: column mysq ICP TE ever port Comm Spec defaultSource-side Oracle 11.2.0.4 ogg12cip:10.200.3.193 System CentOS 7.11. Create a source table and some initialization dataSu-oracleSqlplus/as SYSDBASql>alter database add supplemental log data;Sql>select supplemental_log_data_min from V$database;Sql>alter database forcelogging;Sql> select Supplemental_log_data_min from V$database;NOsql> ALTER DATABASE add supplemental log data;Database altered.sql> alt
1. Oracle has no database Concept
Therefore, we can use user as a substitute for the database.
For example, our previous SQL statement is
Select AA, BB, CC from librarya. tablea
Now, we create a user named librarya
Then we use this user to construct tables, indexes, and so on.
2. Oracle recognizes empty strings as dbnull. DB2 or treats them as empty strings.Therefore, all the programs to be migrated
problem resolution.Next choose the data source service, I choose Oracle, then need to load OJDBC, there are two buttons below, usually choose to load from the hard disk,If add failsThen copy the jar package directly to the \java\lib in the tool root directory and restart the tool to take effect.Error when connecting to an Oracle server, such asThere are two kinds of reasons: 1. Database connection paramete
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