What is replication in Sybase?
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What is replication in Sybase?
Sybase Replication Server is a ‘data movement’ product, which, well, moves data from one place to another. More specifically, it captures database transactions in one database and then applies these to another database.
How do I cancel my Sybase replication subscription?
Dropping a subscription causes Replication Server to stop sending changes from a primary database to a replicate database. You can use the drop subscription command to drop subscriptions for either table or function replication definitions. Execute the drop subscription command at the replicate Replication Server.
How do I enable replication in Sybase?
Enabling replication for DDL
- Log in to the Replication Agent administration port.
- Use the pdb_setrepddl command without an argument to determine if replication is already enabled for DDL in the primary database: pdb_setrepddl.
- Use the pdb_setrepddl command to enable replication for DDL: pdb_setrepddl enable.
What is Sybase hadr?
HADR solution for Business Suite on ASE consists of 3 Multiple Site Availability (3 database replication definitions and 3 subscriptions) created for each of the 2 possible replication directions, that is, from Primary system to Standby system and from Standby system to Primary system.
How do you stop a Sybase database in SAP?
Stopping SAP ASE
- Use isql to log in to an SAP ASE account with system administrator privileges: isql -Usa -P password -S server_name.
- Enter: 1> shutdown 2> go.
How do you drop replication?
Manually remove a replication To completely remove a replication, follow these steps: Drop all subscriptions that are configured for the replication. Drop all publications that are configured for the replication. Drop the distributor that is configured for the replication.
How do I turn off replication?
Right-click the Replication folder, and then click Disable Publishing and Distribution. Complete the steps in the Disable Publishing and Distribution Wizard.
How do you start a fault manager?
Fault Manager Overview
- Check the state of the databases.
- Restart the databases.
- Check the health of ASE and RMA.
- Resume replication after the failover is complete.
- Avoid a split-brain condition.
- Send alerts through SAP ASE Cockpit.
- Troubleshoot the HADR system.
What is disaster recovery in SAP basis?
Disaster recovery in SAP environment refers to the copying of the database log files. Information managed by SAP is stored in the database. Consequently, any change to the database is represented in the logs.
How do I start and stop a Sybase database?
To start a database from DBISQL or Embedded SQL, use the START DATABASE statement. For a description, see STOP DATABASE statement [DBISQL] in Reference: Statements and Options. To start and connect to a database from DBISQL or Sybase Central, use a data source that specifies the database file.
How do I shut down Sybase?
shutdown
- Description. Shuts down the Adaptive Server from which the command is issued, its local Backup Server, or a remote Backup Server.
- Syntax. shutdown [srvname] [with {wait [=”hh:mm:ss”] | nowait}]] Syntax for clusters: shutdown {cluster | [instance_name]} [with {wait | nowait}]
- Parameters.
Can’t drop database because it is being used for replication?
Start by right-clicking Replication in Object Explorer, and choosing Publisher Properties: In the Publisher Properties window, select the Publication Databases page: Here you can deselect the database that you’re trying to drop. Once you’ve saved this, you should be able to drop your database.
How do you remove a table from replication?
Set Category for the database to 0 in master. dbo. sysdatabases. Drop the article from publication and then remove the table.
How do you stop database replication?
To disable publishing and distribution
- Connect to the Publisher or Distributor you want to disable in Microsoft SQL Server Management Studio, and then expand the server node.
- Right-click the Replication folder, and then click Disable Publishing and Distribution.
What is fault manager in Sybase?
The Fault Manager monitors the health of the primary and standby servers, and triggers a fail over if the primary server or host fails and the HADR system is running in synchronous mode.
What is Dr drill in SAP?
A full-proof disaster recovery (DR) strategy takes care of many potential threats to the SAP environment and acts as a survival mechanism for businesses at scale. SAP — at the core of your enterprise — faces several potential threats that can paralyse your business. Only a good contingency plan can save the day.
What is Dr in SAP basis?
This blog post/Article is for all level of SAP Basis System Administrators who wants to setup simple Disaster Site (DR) solution (Active-Passive) for their SAP Systems running with SAP ASE 16.0 (Sybase) Database with guided steps.
How do I stop a DB in Sybase?
The preferred ways to stop the database server are: In Sybase Central (either UNIX or Windows), right-click the server name and choose Stop from the dropdown menu. To shut down servers in an IQ multiplex, open the Multiplex folder, right-click the server that needs to be stopped and choose Control > Stop.
How do I start stop in Sybase?
To start or stop the service, right-click the Sybase Control Center entry in the Services list and choose Start or Stop.
How do I restart a Sybase database?
To start and connect to a database from Interactive SQL or Sybase Central, use a data source that specifies the database file. To start and connect to a database when you start Interactive SQL from a system command prompt, include the parameter “DBF=db-file” in the connection parameters.
