affiliate marketing Interview Qns: DML is Data Manipulation Language statements. Some examples:

Monday, October 25, 2010

DML is Data Manipulation Language statements. Some examples:


  • SELECT - retrieve data from the a database
  • INSERT - insert data into a table
  • UPDATE - updates existing data within a table
  • DELETE - deletes all records from a table, the space for the records remain
  • CALL - call a PL/SQL or Java subprogram
  • EXPLAIN PLAN - explain access path to data
  • LOCK TABLE - control concurrency

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