Tricky Database Interview Question🤯
2:52
YouTubeKodeKloud
Tricky Database Interview Question🤯
Database Design: Zero-Downtime Schema Migrations at Scale! Zero-downtime schema migration on a 300 million row table, done while users read and write to it 24/7. The obvious move is to add the column and update every row in one go. On a live table that locks huge numbers of rows, and suddenly every user request is stuck waiting on you. There's ...
已浏览 35.6万 次2 周前
SQL Query Tutorial
Upcoming Job Oriented Training Batches SQL School July 2026
0:33
Upcoming Job Oriented Training Batches SQL School July 2026
YouTubeSQL School
已浏览 6.4万 次3 周前
ازاي تعمل Data modeling خطوة بخطوة
1:12
ازاي تعمل Data modeling خطوة بخطوة
TikToktech.mind6
已浏览 14.3万 次1 个月前
Analista de dados: rotina em tarde chuvosa | Power BI, SQL e analytics
0:22
Analista de dados: rotina em tarde chuvosa | Power BI, SQL e analytics
TikTokjcastagnoli
已浏览 6.7万 次1 个月前
热门视频
Las tablas en SQL Server son la base de cualquier base de datos. En esté tutorial aprenderás cómo crear tablas, declarar columnas primarias y tipos de datos correctamente paso a paso. No olvides seguirnos para poder seguir creando más contenido :) #sqlserver #sql #basesdedatos #programacion #aprendersql
3:58
Las tablas en SQL Server son la base de cualquier base de datos. En esté tutorial aprenderás cómo crear tablas, declarar columnas primarias y tipos de datos correctamente paso a paso. No olvides seguirnos para poder seguir creando más contenido :) #sqlserver #sql #basesdedatos #programacion #aprendersql
TikTokdeprogramacion
已浏览 46.8万 次2 个月之前
Data Mentorship: Learn SQL, Python, Excel & Airflow
0:17
Data Mentorship: Learn SQL, Python, Excel & Airflow
TikTokdataladder
已浏览 14万 次2 个月之前
Career Switch: Data Analytics to Supply Chain
0:05
Career Switch: Data Analytics to Supply Chain
TikToknickpark94
已浏览 5.9万 次3 个月之前
SQL Query Examples
SQL vs. NoSQL Databases The choice between SQL and NoSQL impacts how your application stores, scales, and manages data. SQL (Relational Databases) SQL databases use a structured, table-based format with rows and columns. They rely on a predefined schema, meaning you must define the data structure before adding any information. Strengths: Excellent for complex queries, multi-row transactions, and maintaining strict data integrity (ACID compliance). Best Use: Financial systems, accounting software
1:27
SQL vs. NoSQL Databases The choice between SQL and NoSQL impacts how your application stores, scales, and manages data. SQL (Relational Databases) SQL databases use a structured, table-based format with rows and columns. They rely on a predefined schema, meaning you must define the data structure before adding any information. Strengths: Excellent for complex queries, multi-row transactions, and maintaining strict data integrity (ACID compliance). Best Use: Financial systems, accounting software
TikTokgreghogg5
已浏览 8.9万 次2 个月之前
jom belajar excel, powerbi dan SQL bulan July? boleh guna kod JUNE49 untuk combo 2 kelas to get discount dan JUNE100 untuk combo 3 kelas ya. sesuai untuk semua intern, fresh grad, unemployed, yang menganggur kita akan start belajar dari level basic #dataanalysis #microsoftpowerbi #microsoftexcel #sql #freshgrad #kelasonline
2:43
jom belajar excel, powerbi dan SQL bulan July? boleh guna kod JUNE49 untuk combo 2 kelas to get discount dan JUNE100 untuk combo 3 kelas ya. sesuai untuk semua intern, fresh grad, unemployed, yang menganggur kita akan start belajar dari level basic #dataanalysis #microsoftpowerbi #microsoftexcel #sql #freshgrad #kelasonline
TikToksayamaiaa
已浏览 18.2万 次1 个月前
🔥Most Asked SQL Interview Questions for Data Analysts | Intellipaat
1:07
🔥Most Asked SQL Interview Questions for Data Analysts | Intellipaat
YouTubeIntellipaat
已浏览 3万 次3 周前
Las tablas en SQL Server son la base de cualquier base de datos. En esté tutorial aprenderás cómo crear tablas, declarar columnas primarias y tipos de datos correctamente paso a paso. No olvides seguirnos para poder seguir creando más contenido :) #sqlserver #sql #basesdedatos #programacion #aprendersql
3:58
Las tablas en SQL Server son la base de cualquier base de datos. En esté tutorial aprenderás cómo crear tablas, declarar columnas primarias y tipos de datos correctamente paso a paso. No olvides seguirnos para poder seguir creando más contenido :) #sqlserver #sql #basesdedatos #programacion #aprendersql
已浏览 46.8万 次2 个月之前
TikTokdeprogramacion
Data Mentorship: Learn SQL, Python, Excel & Airflow
0:17
Data Mentorship: Learn SQL, Python, Excel & Airflow
已浏览 14万 次2 个月之前
TikTokdataladder
Career Switch: Data Analytics to Supply Chain
0:05
Career Switch: Data Analytics to Supply Chain
已浏览 5.9万 次3 个月之前
TikToknickpark94
Upcoming Job Oriented Training Batches SQL School July 2026
0:33
Upcoming Job Oriented Training Batches SQL School July 2026
已浏览 6.4万 次3 周前
YouTubeSQL School
ازاي تعمل Data modeling خطوة بخطوة
1:12
ازاي تعمل Data modeling خطوة بخطوة
已浏览 14.3万 次1 个月前
TikToktech.mind6
Analista de dados: rotina em tarde chuvosa | Power BI, SQL e analytics
0:22
Analista de dados: rotina em tarde chuvosa | Power BI, SQL e analytics
已浏览 6.7万 次1 个月前
TikTokjcastagnoli
SQL vs. NoSQL Databases The choice between SQL and NoSQL impacts how your application stores, scales, and manages data. SQL (Relational Databases) SQL databases use a structured, table-based format with rows and columns. They rely on a predefined schema, meaning you must define the data structure before adding any information. Strengths: Excellent for complex queries, multi-row transactions, and maintaining strict data integrity (ACID compliance). Best Use: Financial systems, accounting software
1:27
SQL vs. NoSQL Databases The choice between SQL and NoSQL impacts how your application stores, scales, and manages data. SQL (Relational Databases) SQL databases use a structured, table-based format with rows and columns. They rely on a predefined schema, meaning you must define the data structure before adding any information. Strengths: Excellent for complex queries, multi-row transactions, and maintaining strict data integrity (ACID compliance). Best Use: Financial systems, accounting software
已浏览 8.9万 次2 个月之前
TikTokgreghogg5
2:43
jom belajar excel, powerbi dan SQL bulan July? boleh guna kod JUNE49 untuk combo 2 kelas to get discount dan JUNE100 untuk combo 3 kelas ya. sesuai untuk semua intern, fresh grad, unemployed, yang menganggur kita akan start belajar dari level basic #dataanalysis #microsoftpowerbi #microsoftexcel #sql #freshgrad #kelasonline
已浏览 18.2万 次1 个月前
TikToksayamaiaa
1:21
#sql #тетрадьсмерти #ягамилайт #учёба #врек | light yagami laugh
已浏览 27.7万 次1 个月前
TikTokdenji_nedima
1:07
🔥Most Asked SQL Interview Questions for Data Analysts | Intellipaat
已浏览 3万 次3 周前
YouTubeIntellipaat
1:26
Top Data Science Course Online 2026 | Best Data Science Course Online 2026 | #Shorts | #Simplilearn
已浏览 5710 次1 周前
YouTubeSimplilearn
1:07
SQL Roadmap 2026 | How To Learn SQL? | Learning SQL Programming | SQL Guide | #Shorts | #Simplilearn
已浏览 7316 次2 周前
YouTubeSimplilearn
2:54
SQL in 30 Day 22: Mastering CASE Statements
已浏览 5.9万 次3 个月之前
TikTokmarytheanalyst
0:10
Cómo recuperar una base de datos borrada en SQL cuando CTRL Z no funciona
已浏览 13.8万 次2 个月之前
TikTokcodeacongabriel
0:53
ORM Explained by Cats: Your App's SQL Translator
已浏览 6.7万 次3 个月之前
TikTokcoding.kitty7
1:15
Один % убил мой индекс — поиск завис на 8 секунд 🔥 LIKE '%foo%' — это ловушка: процент в начале выключает индекс. На миллионе строк — 5 мс против 8 сек. #sql #postgres #postgresql #backend #python #django #программирование #разработка #databases #performance #sqlacademy
已浏览 7.7万 次2 个月之前
TikToksql.academy
1:16
Дашборд тормозит 5 секунд на каждой загрузке из-за тяжёлой агрегации? В Postgres это чинится одной командой — без Redis. VIEW не спасёт: это просто сохранённый текст запроса, агрегация гоняется заново каждый раз. А MATERIALIZED VIEW хранит готовый результат на диске — любой SELECT отдаёт его за ~50 мс вместо 5 секунд. В 100 раз быстрее. Нюанс: сам не обновляется — нужен REFRESH (обычно по расписанию). Зато, в отличие от Redis, его можно индексировать, фильтровать в SELECT и джойнить как обычную
已浏览 6.2万 次2 个月之前
TikToksql.academy
1:00
🔥How to Build a Data Analyst Portfolio That Gets You Hired | Intellipaat
已浏览 1.8万 次3 周前
YouTubeIntellipaat
0:57
Tools Needed For Data Analytics | Intellipaat
已浏览 1.7万 次2 周前
YouTubeIntellipaat
展开
静态缩略图占位符