This article is a summary of Oracle Support's problems in the 11GR2RMAN backup process. Common RMAN problems in 11GR2: A few structural changes in 11gR2 have a wide impact on RMAN settings. the SnapshotBackup (Snapshot Backup) control file location
DDL Wait options
JillAcme Retailers DBA) tries to change the table named SALES and add a column of TAX_CODE to it. This is a common task; she executes the following SQL statement:
SQL> alter table sales add (tax_code varchar2(10));
Background only computers with an IP address can connect to the SQLServer server. Other clients are not allowed to connect to the server. The solution can be directly restricted in the firewall and only allow 1433 communication with the specified IP
Pyhsicalstandby of Oracle11g supports apply and Real-timequery in openreadonly. Therefore, physicalstandby stability and logicalst are available.
Oracle 11g pyhsical standby supports apply and Real-time query under open read only. Therefore,
In my previous work, I needed a brand new Access database. I could copy the database, or put the new database into the resource. I felt uncomfortable when I released the new database, or dynamic generation. To generate a database, you must use ADO
Laravel 5.4 solves the error caused by too long special fields in migrations. laravelmigrations
Preface
This article mainly introduces the information about the migrations error reported by Laravel 5.4 due to the long special field. We will share
In Laravel 5.4, migrate reports the following error: Specified key was too long error solution: laravelmigrate
Preface
As we all know, we often develop projects by team collaboration. Everyone is in their own local database. If you have asked your
Backup control file Method 1: Use the RMAN control file to automatically back up configurecontrolfileautobackupon; configurecontrolfileautobackupoff; Method 2: Use user-managed backup alterdatabasebackupcontrolfiletoXXXXXXXXX; -- binary file
Implementation of auto-expanding partitions in Oracle (use interval partition after 11 GB)
Implementation of auto-expanding partitions in Oracle (use interval partition after 11 GB)
Create error table:
Create sequence seq_error_log_id;Create
1: The fault description is developed in linux. When modifying the mysql field, you can use phpmyadmin to directly modify and generate the modified SQL statement, and then copy it to word (libreoffice) after submission to the Project Management
Example of ORA-19527 and ORA-00312 error resolution in 10gDG
In the past few days, we have set up a 10g DG Windows 2008 R2 testing environment, mainly to re-build a production database DG for a customer tomorrow. Some problems have been found, so I
An ERROR 1452 ERROR occurred while adding Foreign keys to MySQL. Today, when I learned how to add Foreign keys to the database, I first created two tables orders and order_items. The storage engine is InnoDB, all of them have the orderid attribute
MySQL sets the unique key environment: NavicatforMysql8.2 + MySQL Sever 5.1 problem: MySQL graphic setting unique key solution: this function is not available in graphical tools. You can use SQL commands. 1. modify a TABLE, for example, [SQL] ALTER
The method for returning mysql auto-increment IDs to 0 is always to initialize data for the current project, which is a headache and the auto-increment of database IDS is getting bigger and bigger, to re-start auto-increment from 1: Use the
Oracle Database SQL single-row functions-date functionsPrefaceThe date functions of the Oracle database are very powerful and relatively large. I will sort it out for future reference.. Convenience for yourself and convenience for others!Common date
Oracle trigger 3-DDL trigger Oracle trigger 2-DML trigger http://www.bkjia.com/database/201304/200549.html DDL trigger, which is triggered when a DDL statement is executed. Schema triggers and database triggers are divided according to the scope of
About Oracle Data Guard Role Switching 1. Overview Oracle database uses its Data Guard technology to implement a remote security mechanism for Data in Oracle databases with real-time remote Data over the network. The implementation process is
Creating a table in a complete Oracle table creation example is generally quite simple, but the Oracle table creation statements have many optional parameters, and some of them may not be used at ordinary times, I don't know how to use it when I use
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