IMS Database and Oracle SQL Functions

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what does the query select * from table_abc where column_xyz like '%oracle%'

  1. selects all the rows from the table having the column_xyz value starting with the word oracle
  2. selects all the rows from the table having the column_xyz value ending with the word oracle
  3. selects all the rows from the table having the column_xyz value containing the word oracle
  4. selects all the rows from the table having the column_xyz value not containing the word oracle
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