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Thread: Insert vs Merge

  1. #1
    Join Date
    May 2010
    Posts
    52

    Unanswered: Insert vs Merge

    guys i have a task i have to handle. i need to insert about 2million records into table b from table a. i will do this once a month. when inserting into table b there is a calculated field i get from table . My question is which is efficient, MERGE or INSERT. new to ORACLE

  2. #2
    Join Date
    Jan 2003
    Location
    Massachusetts
    Posts
    5,800
    Provided Answers: 11
    If you are not updating any of the records, and you are certain there will be no duplicates, go with INSERT.

  3. #3
    Join Date
    May 2010
    Posts
    52
    thanks MCrowley.

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