Mastering Oracle GoldenGate by Ravinder Gupta

By Ravinder Gupta

Grasp Oracle GoldenGate expertise on a number of database systems utilizing this step by step implementation consultant. find out about complicated positive factors to take advantage of in construction a strong, high-availability replication approach. supplied are targeted representation of Oracle GoldenGate options, GoldenGate instruments and accessories, in addition to illustrative examples. The ebook covers Oracle GoldenGate for Oracle database, and likewise discusses setup and configuration for different universal databases akin to IBM DB2, SYBASE ASE, MySQL, and Microsoft SQL Server. The know-how panorama is fast-changing, and getting to know Oracle GoldenGate remains present by way of masking the hot positive aspects incorporated in Oracle GoldenGate 12c. The publication covers either vintage catch and built-in seize, in addition to supply. additionally coated are Oracle GoldenGate safeguard and function tuning, to maintain your method safe and functioning at its top. you are going to discover ways to computer screen your GoldenGate method utilizing instruments that include Oracle GoldenGate administration pack, in addition to utilizing shell scripts.

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The logical standby database, however, is read-write. There is I/O overhead and capture processing overhead on primary databases. There is no I/O overhead or capture processing overhead on the primary. Few data types are not supported. There is no restriction of data types. Oracle GoldenGate comes as middleware installed separately from the Oracle database. It is integrated with Oracle database software. Oracle GoldenGate is a heterogeneous player supporting a wide range of database environments.

TRUNCATE TABLE is supported. However, the table name should be unique across all databases/schemas of the Sybase DB server. Encrypted data in the database with system-encrypted passwords are supported for replication. If the encrypted data uses a user-defined password, they cannot be replicated. DDL operations are not replicated. BATCHSQL used in the Oracle GoldenGate replicat is not available when the target database is Sybase. Database Operations Captured on MySQL Databases INSERT, UPDATE, DELETE, START TRANSACTION, COMMIT TRANSACTION, ROLLBACK TRANSACTION, and TRUNCATE are, supported for transactional tables with no limit on row size or maximum number of columns in table.

The following are some of the most common supported replication topologies: • Unidirectional replication • Bidirectional replication • One-to-many replication • Many-to-one replication • Peer-to-peer replication We will discuss each of these topologies and examples of scenarios when the replication topology is suitable. Unidirectional Replication A unidirectional replication between a source and a target is the simplest replication topology. Any database change on the source is replicated to the target.

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