Database Indexing Explained (with PostgreSQL)

Опубликовано: 30 Сентябрь 2020
на канале: Hussein Nasser

330,501

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This is a practical video on Database Indexing where I explain what is an index, why do we need it and how it can improve the performance of the queries. Also how (if used incorrectly) it can slow down your queries

intro 0:00
What is an index 0:30
Describe Table 2:15
SELECT [ID] WHERE ID 4:00
SELECT [NAME] WHERE ID 6:30
SELECT [ID] WHERE [NAME] (No index) 9:20
SELECT [ID] WHERE NAME LIKE 11:12
CREATE INDEX ON [NAME] 12:00
SELECT [ID] WHERE NAME (Indexed) 12:50
SELECT [1D] WHERE NAME LIKE (Indexed) 14:30
Summary 16:00

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Смотрите видео Database Indexing Explained (with PostgreSQL) онлайн без регистрации, длительностью часов минут секунд в хорошем качестве. Это видео добавил пользователь Hussein Nasser 30 Сентябрь 2020, не забудьте поделиться им ссылкой с друзьями и знакомыми, на нашем сайте его посмотрели 330,501 раз и оно понравилось 9.5 тысяч людям.

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