My Sql Data Migration

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    Notes on slide 1

    Procdeure, Function, Trigger

    2 Groups & 1 Event

    My Sql Data Migration - Presentation Transcript

    1. Data Migration To MySQL Anil Yadav OSSCube
    2. What is Migration?
      • Data migration is the process of transferring data between storage types, formats, or computer systems.
    3. Why MySQL?
      • Cost
      • EOL H/W and S/W
      • Integration to newer system
      • Trend
      • Supports all features now (Reason)
    4. Migration Checklist
      • What are characteristics of the application?
              • OLTP, Data warehouse etc
      • How quickly do you need to migrate?
              • Weeks, Months
      • What tools are available too perform the migration?
              • ETL, Scripts, ER Tools, Manual
      • How many objects will be migrated?
              • Tables, Indexes, Views, Stored Procedures
              • Triggers, Sequences, Others
    5. Migration Checklist
      • How large is the database?
              • MB, GB, TB
      • Are you looking to increase capacity or scalability?
              • If so, how much?
      • How many concurrent users?
    6. Data Migration Life Cycle
      • Document Source
      • Objects
      • Relationship
      • Rules
      Design targets Objects Relationship Rules Design ETL Flow Simple move Transformation Aggregation Build/Run Migrations ETL Runs Scheduled/Recurring Validation Migrate Code? Performance Test Simulation Metric Analysis Review
      • Migration from Oracle
    7. How to Migrate?
      • Manually
      • Automated
          • MySQL Migration tool kit
          • SwissSQL
          • SQLWays
    8. Oracle Datatypes
      • Oracle 10g supports 22 native datatypes
      • MySQL supports most except .
              • INTERVAL DAY TO SECOND
              • INTERVAL YEAR TO M MONTH
              • ROWID
              • TIMESTAMP WITH LOCAL TIME ZONE
              • TIMESTAMP WITH TIM ME ZONE
              • UROWID
    9. Oracle Compatible Datatype MEDIUMTEXT CLOB, RAW REAL FLOAT (24) VARCHAR VARCHAR2 MEDIUM OR LONGBLOB LONG RAW BLOB RAW LONGBLOB BLOB LONGBLOB BFILE MySQL Oracle
    10. Oracle Predicates Supported by MySQL
      • Comparison conditions
      • Exists conditions
      • Floating-point conditions
      • In conditions
      • Is/member conditions
      • Null conditions
      • Pattern matching conditionss
      • Range conditions
      • XML conditions
    11. Constraint
      • There are some constraint for migration. MySQL does not support some major function.
          • Package
          • No Raise error capability
          • Mail sending
          • Application error generation
          • Exception handling
      • Is there any solution for above?
      • Migration Using MySQL Migration tool kit
    12. Migration using MySQL Migration Toolkit
      • Open Source
      • Does
          • Tables/View
          • Data
      • Does Not (Yet)
          • Sequence
          • Stored procedure
          • Trigger
    13. Migration Using MySQL migration tool kit Choose Source Database
    14. Migration Using MySQL migration tool kit Choose Target Database
    15. Migration Using MySQL migration tool kit Choose Schema To Migrate
    16. Migration Using MySQL migration tool kit Select Object to Migrate
    17. Migration Using MySQL migration tool kit Select Migration Method
    18. Migration Using MySQL migration tool kit Create MySQL Target Objects
    19. Migration Using MySQL migration tool kit Migrate Data to MySQL
    20. Migration Using MySQL migration tool kit Review Migration
    21. Migration using other tool
      • Some Object can not migrate using MySQL migration tool kit.
          • Stored procedure
          • Function
          • Sequence
          • Package
          • Trigger
      • Write code manually or use other tool
    22. Migration using other tool
      • SQLWays can migrate following object alos
          • Stored Procedure
          • Function
          • Sequence
      • Still no tool available to migrate
          • Package
          • Trigger
      • We have alternative for package and triggers.
      • Any Question?
    23. Thank You!
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