🔥Разбираем SQL на примере PostgreSQL — [40:54]
SQ, как ни странно, используется для управления базами данных (спасибо, кэп). В этом видео автор задел базовые операторы и показал их работу на понятных для новичка примерах.
Если конкретнее, то он рассказал про SELECT, JOIN, GROUP BY, ORDER BY, COALESCE, HAVING, а также затронул перенос схемы, комплексные запросы с несколькими JOIN и другие полезные операции.
Перейти к просмотру
#видео#sql
😄Nice
➖➖➖➖➖➖
🔘Nice has a positive meaning and can be similar to good, pleasant or enjoyable.
🔜 We had a really nice time with the monkeys at the zoo.
🔜 It was so nice to see you!
🔘 The negative is also common.
🔜 The weather isn't nice today. Take a coat with you.
🔘We use nice to describe people who are kind, polite or friendly.
🔜 He lent you his phone? What a nice guy.
🔜 I love seeing Susy. She's a really nice lady.
#Nice👨🏫@America
➖➖➖➖➖➖➖➖➖➖➖➖
🆕 Crypto News @Money
😁 Crypto Game @Egame
🇺🇸 US News @America
🇯🇵 Japan News @Japan
🇦🇪 UAE News @Dubai
▶️ Popular Movies @Videos
😜 Best Funny Video @Funnys
😄Nice
➖➖➖➖➖➖
🔘Nice has a positive meaning and can be similar to good, pleasant or enjoyable.
🔜 We had a really nice time with the monkeys at the zoo.
🔜 It was so nice to see you!
🔘 The negative is also common.
🔜 The weather isn't nice today. Take a coat with you.
🔘We use nice to describe people who are kind, polite or friendly.
🔜 He lent you his phone? What a nice guy.
🔜 I love seeing Susy. She's a really nice lady.
#Nice👨🏫@America
➖➖➖➖➖➖➖➖➖➖➖➖
🆕 Crypto News @Money
😁 Crypto Game @Egame
🇺🇸 US News @America
🇯🇵 Japan News @Japan
🇦🇪 UAE News @Dubai
▶️ Popular Movies @Videos
😜 Best Funny Video @Funnys