azure sql database replication

GXPT is a distributed system that temporarily includes the permission system, basic system, evaluation system, and examination system. Each system has its own oracle database. Our group is responsible for the evaluation system, and the normal evaluation system needs to rely on the permission system and basic system. The specific business is not explained here. The evaluation activities are coming soon. The basic system enters real data into the basic

Label:Recently tested schema change issues for updatable subscriptions, and a bug was found. In replication, when schema changes are made to the publication database at the publication database, the structure is automatically synchronized to the subscription (this is the replication schema change). For some reason, wh

Replicate_Do_DB:Replicate_Ignore_DB:Replicate_Do_Table:Replicate_Ignore_Table: replicate_wild_do_table:replicate_wild_ignore_table:mysql.%,information_schema.%,performance_schema.% last_errno:0 last_error:skip_counter:0 exec_master_log_pos:334 relay_log_space:407 Until_condition:none Until_log_file:until_log_pos: 0 Master_ssl_allowed:no Master_SSL_CA_File:Master_SSL_CA_Path:Master_SSL_Cer T:master_ssl_cipher:master_ssl_key:seconds_behind_master:0master_ssl_ve

The SQL Server replication divides large transactions into small transaction distribution methods. In SQL server replication, when a large transaction is executed in the published database, for example, 100,000 or more data is operated at a time. After the operation data is

Oracle cross-database query replication table data distributed query introduction, oracle Method 1: Currently, most databases require distributed queries. The following describes how to configure cross-database access in oracle.For example, there are two database servers and two databases are installed.

Tags: Data update record 5.7 Add use detailed enforce technology share MCTMySQL master-slave copy function principle1, in the business complex system, there is a scenario, there is a SQL statement need to lock the table, resulting in the temporary inability to use the Read service, then it will affect the operation of the business, the use of master-slave replication, let the main library is responsible for

following script under RmanFirst look at the physical structure of the target database: sql> Select n Ame from V$datafile; NAME -------------------------------------------------------------------------------- /data /ORADATA/ORCL/ORCL/SYSTEM01.DBF /data/oradata/orcl/orcl/sysaux01.dbf /data/oradata/orcl/orcl/ UNDOTBS01.DBF /data/oradata/orcl/orcl/users01.dbf /u01/app/oracle/oradata/o

the standby server in the SQL group. Select, copy under Subscriptions, right-click in the blank section on the right, select, create new pull subscription,9: Select Next, according to the appropriate environment selection, we choose to "view the publications of registered Servers," in the next step.At the select Point Open just the publisher we did choose the published task, in the next step,10: This may happen because we did not check the Subscriber

Copy and append of database(a) Separation:1. Stop the SQL Server service and copy the. mdf and. Ldf,ndf. Then start the service again.2. In the SQL Server operator interface, right-click the database you want to copy-all Tasks-detach. Copy the. mdf and. Ldf,ndf.(ii) additionalIn SQ