



Câu hỏi về cơ sở dữ liệu
In Stock
$34.99
$29.99
Shipping and Returns Policy
- Deliver to United States » Shipping Policy «
- - Shipping Cost: $5.99
- - Handling time: 2-3 business days
- - Transit time: 7-10 business days
- Eligible for » Returns & Refund Policy « within 30 days from the date of delivery
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ví dụ về cơ sở dữ liệu
- The role of databases in various industries (healthcare, finance, retail, etc.)?
- GDPR ảnh hưởng đến cơ sở dữ liệu như thế nào?
- Giải quyết các vấn đề hiệu suất cơ sở dữ liệu phổ biến?
- Ngôn ngữ thao tác dữ liệu (DML) là gì?
- Các công cụ di chuyển dữ liệu?
- Business Intelligence (BI) là gì?
- Cardinality trong mối quan hệ là gì?
- Các lệnh DCL cơ bản (GRANT, REVOKE)?
- Giải pháp cơ sở dữ liệu cho các ứng dụng di động?
- Các lệnh DML cơ bản (SELECT, INSERT, UPDATE, DELETE)?
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Next Day Delivery by USPS
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Express Delivery - 48 Hours
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Order by 9pm (excludes Public holidays)
$9.99
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Standard Delivery $6.99 Find out more
Delivered within 3 - 7 days (excludes Public holidays).
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Store Delivery $6.99 Find out more
Delivered to your chosen store within 3-7 days
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International Delivery is available for this product. The cost and delivery time depend on the country.
You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.
You have 28 days to return your order from the date it’s delivered. Exclusions apply.
View our full Returns and Exchanges information.
Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.
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