Trọn bộ các câu hỏi phỏng vấn SQL phổ biến [Kèm đáp án]
04/09/2025
Về tác giả
I have over 5 years of experience writing technical documentation for tech products, making them accessible and user-friendly. My focus is always on providing clear and precise information.
@#@
Tôi đã có hơn 5 năm kinh nghiệm viết tài liệu kỹ thuật cho các sản phẩm công nghệ, giúp người dùng dễ dàng tiếp cận và sử dụng. Tôi luôn tập trung vào việc cung cấp thông tin chính xác và dễ hiểu.
Cập nhật thông tin mới nhấtNhận các thông tin mới nhất về mối đe dọa, báo cáo an ninh mạng từ CyStack về hòm thư điện tử của bạn
{"success":true,"head":"<title>Trọn bộ các câu hỏi phỏng vấn SQL phổ biến [Kèm đáp án] - CyStack Tutorial</title>\n<meta name=\"description\" content=\"Tổng hợp câu hỏi phỏng vấn SQL phổ biến kèm đáp án chi tiết, giúp bạn chuẩn bị tốt và tự tin vượt qua buổi phỏng vấn\"/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-video-preview:-1, max-image-preview:large\"/>\n<link rel=\"canonical\" href=\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/\" />\n<meta property=\"og:locale\" content=\"en_US\" />\n<meta property=\"og:type\" content=\"article\" />\n<meta property=\"og:title\" content=\"Trọn bộ các câu hỏi phỏng vấn SQL phổ biến [Kèm đáp án] - CyStack Tutorial\" />\n<meta property=\"og:description\" content=\"Tổng hợp câu hỏi phỏng vấn SQL phổ biến kèm đáp án chi tiết, giúp bạn chuẩn bị tốt và tự tin vượt qua buổi phỏng vấn\" />\n<meta property=\"og:url\" content=\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/\" />\n<meta property=\"og:site_name\" content=\"CyStack Tutorial\" />\n<meta property=\"article:tag\" content=\"vi\" />\n<meta property=\"article:section\" content=\"Khác\" />\n<meta property=\"og:updated_time\" content=\"2026-08-03T18:06:00+07:00\" />\n<meta property=\"og:image\" content=\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\" />\n<meta property=\"og:image:secure_url\" content=\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\" />\n<meta property=\"og:image:width\" content=\"1200\" />\n<meta property=\"og:image:height\" content=\"630\" />\n<meta property=\"og:image:alt\" content=\"câu hỏi phỏng vấn SQL\" />\n<meta property=\"og:image:type\" content=\"image/jpeg\" />\n<meta property=\"article:published_time\" content=\"2025-09-04T15:24:14+07:00\" />\n<meta property=\"article:modified_time\" content=\"2026-08-03T18:06:00+07:00\" />\n<meta name=\"twitter:card\" content=\"summary_large_image\" />\n<meta name=\"twitter:title\" content=\"Trọn bộ các câu hỏi phỏng vấn SQL phổ biến [Kèm đáp án] - CyStack Tutorial\" />\n<meta name=\"twitter:description\" content=\"Tổng hợp câu hỏi phỏng vấn SQL phổ biến kèm đáp án chi tiết, giúp bạn chuẩn bị tốt và tự tin vượt qua buổi phỏng vấn\" />\n<meta name=\"twitter:image\" content=\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\" />\n<meta name=\"twitter:label1\" content=\"Written by\" />\n<meta name=\"twitter:data1\" content=\"Chris Pham\" />\n<meta name=\"twitter:label2\" content=\"Time to read\" />\n<meta name=\"twitter:data2\" content=\"18 minutes\" />\n<script type=\"application/ld+json\" class=\"rank-math-schema\">{\"@context\":\"https://schema.org\",\"@graph\":[{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https://blog.cystack.org/tutorial/#person\",\"name\":\"CyStack Tutorial\"},{\"@type\":\"WebSite\",\"@id\":\"https://blog.cystack.org/tutorial/#website\",\"url\":\"https://blog.cystack.org/tutorial\",\"name\":\"CyStack Tutorial\",\"publisher\":{\"@id\":\"https://blog.cystack.org/tutorial/#person\"},\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\",\"url\":\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\",\"width\":\"1200\",\"height\":\"630\",\"caption\":\"c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL\",\"inLanguage\":\"en-US\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":\"1\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"position\":\"2\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial/vi/category/khac/\",\"name\":\"Kh\\u00e1c\"}},{\"@type\":\"ListItem\",\"position\":\"3\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/\",\"name\":\"Tr\\u1ecdn b\\u1ed9 c\\u00e1c c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL ph\\u1ed5 bi\\u1ebfn [K\\u00e8m \\u0111\\u00e1p \\u00e1n]\"}}]},{\"@type\":\"WebPage\",\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#webpage\",\"url\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/\",\"name\":\"Tr\\u1ecdn b\\u1ed9 c\\u00e1c c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL ph\\u1ed5 bi\\u1ebfn [K\\u00e8m \\u0111\\u00e1p \\u00e1n] - CyStack Tutorial\",\"datePublished\":\"2025-09-04T15:24:14+07:00\",\"dateModified\":\"2026-08-03T18:06:00+07:00\",\"isPartOf\":{\"@id\":\"https://blog.cystack.org/tutorial/#website\"},\"primaryImageOfPage\":{\"@id\":\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\"},\"inLanguage\":\"en-US\",\"breadcrumb\":{\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#breadcrumb\"}},{\"@type\":\"Person\",\"@id\":\"https://blog.cystack.org/tutorial/author/codeweaver/\",\"name\":\"Chris Pham\",\"url\":\"https://blog.cystack.org/tutorial/author/codeweaver/\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https://secure.gravatar.com/avatar/7a3584c941fa360ac061b2a8f15684ced7b92daa1f09481be135a684d989e9b9?s=96&d=mm&r=g\",\"url\":\"https://secure.gravatar.com/avatar/7a3584c941fa360ac061b2a8f15684ced7b92daa1f09481be135a684d989e9b9?s=96&d=mm&r=g\",\"caption\":\"Chris Pham\",\"inLanguage\":\"en-US\"}},{\"@type\":\"BlogPosting\",\"headline\":\"Tr\\u1ecdn b\\u1ed9 c\\u00e1c c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL ph\\u1ed5 bi\\u1ebfn [K\\u00e8m \\u0111\\u00e1p \\u00e1n] - CyStack Tutorial\",\"keywords\":\"ph\\u1ecfng v\\u1ea5n SQL,c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL\",\"datePublished\":\"2025-09-04T15:24:14+07:00\",\"dateModified\":\"2026-08-03T18:06:00+07:00\",\"articleSection\":\"Kh\\u00e1c\",\"author\":{\"@id\":\"https://blog.cystack.org/tutorial/author/codeweaver/\",\"name\":\"Chris Pham\"},\"publisher\":{\"@id\":\"https://blog.cystack.org/tutorial/#person\"},\"description\":\"T\\u1ed5ng h\\u1ee3p c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL ph\\u1ed5 bi\\u1ebfn k\\u00e8m \\u0111\\u00e1p \\u00e1n chi ti\\u1ebft, gi\\u00fap b\\u1ea1n chu\\u1ea9n b\\u1ecb t\\u1ed1t v\\u00e0 t\\u1ef1 tin v\\u01b0\\u1ee3t qua bu\\u1ed5i ph\\u1ecfng v\\u1ea5n\",\"name\":\"Tr\\u1ecdn b\\u1ed9 c\\u00e1c c\\u00e2u h\\u1ecfi ph\\u1ecfng v\\u1ea5n SQL ph\\u1ed5 bi\\u1ebfn [K\\u00e8m \\u0111\\u00e1p \\u00e1n] - CyStack Tutorial\",\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#richSnippet\",\"isPartOf\":{\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#webpage\"},\"image\":{\"@id\":\"https://s2.cystack.net/tutorial/04152204/cau-hoi-phong-van-sql.jpg\"},\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https://blog.cystack.org/tutorial/vi/2025/09/04/cau-hoi-phong-van-sql/#webpage\"}}]}</script>\n"}
