VladikOtez

query

Nov 16th, 2016
167
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  1. requests TO oracle DB:
  2. 1) DESCRIBE employees;  показывает колонки, типы данных
  3. 2) SELECT DISTINCT department_id FROM employees; удаление дубликатов
  4. 3)SELECT last_name, hire_date FROM employees WHERE hire_date LIKE '%95';
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