Tag: migrate

Sample program that transfers data from MySQL to Oracle (CLOB)

Table structure in Oracle SQL> desc scott.oracletable; Name Null? Type ----------------------------------------- -------- ---------- TRANSDATE NOT NULL DATE SEQUENCE_NO NOT NULL NUMBER(6) LOBDATA NOT NULL CLOB Table structure in MySQL: Name Type ----------------------------------------- -------- trandate Date sequence_no smallint(6) textfield longtext -- Code: TransferMySQLToOracle.java import java.sql.*; import java.io.*; import java.lang.StringBuffer; import java.util.Date; import java.text.SimpleDateFormat; public class TransferMySQLToOracle … Continue reading Sample program that transfers data from MySQL to Oracle (CLOB)

How to migrate from single instance to RAC 10gR2

Move from single instance to RAC 1- Install CRS 2- Install new RDBMS binaries rac enable 3- Make sure there is enough space for the new online redo logs for new nodes 4- Make modifications to the pfile for RAC configuration 5- Add the listener configurations to tnsnames file in both nodes 6- Run rconfig … Continue reading How to migrate from single instance to RAC 10gR2