{"id":7901,"date":"2022-10-07T00:23:07","date_gmt":"2022-10-06T17:23:07","guid":{"rendered":"https:\/\/teky.edu.vn\/blog\/?p=7901"},"modified":"2023-10-20T09:33:04","modified_gmt":"2023-10-20T02:33:04","slug":"sql-la-gi","status":"publish","type":"post","link":"https:\/\/teky.edu.vn\/blog\/sql-la-gi\/","title":{"rendered":"SQL l\u00e0 g\u00ec? T\u1ea1i sao b\u1ea1n n\u00ean h\u1ecdc ph\u01b0\u01a1ng ph\u00e1p l\u1eadp tr\u00ecnh SQL?"},"content":{"rendered":"\n\n
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\n 5\/5 - (10 b\u00ecnh ch\u1ecdn) <\/div>\n <\/div>\n

\u0110\u1ed1i v\u1edbi c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean, SQL l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 v\u00f4 c\u00f9ng h\u1eefu hi\u1ec7u v\u00e0 c\u1ea7n thi\u1ebft. SQL mang \u0111\u1ebfn nh\u1eefng c\u00f4ng d\u1ee5ng tuy\u1ec7t v\u1eddi \u0111\u1ed1i v\u1edbi nh\u1eefng d\u1eef li\u1ec7u m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u1ea7n x\u1eed l\u00fd. \u0110\u1ec3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng SQL m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t, b\u1ea1n s\u1ebd c\u1ea7n n\u1eafm ch\u1eafc kh\u00e1i ni\u1ec7m SQL l\u00e0 g\u00ec<\/strong> c\u0169ng nh\u01b0 c\u00e1ch \u1ee9ng d\u1ee5ng n\u00f3 v\u00e0o trong c\u00f4ng vi\u1ec7c. V\u1eady trong b\u00e0i vi\u1ebft sau, Teky s\u1ebd gi\u00fap b\u1ea1n \u0111\u1ecdc t\u00ecm hi\u1ec3u v\u1ec1 \u0111\u1ecbnh ngh\u0129a c\u1ee7a SQL c\u0169ng nh\u01b0 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m xung quanh ng\u00f4n ng\u1eef SQL.<\/em><\/p>\n

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N\u1ed9i dung <\/p>\nToggle<\/span><\/path><\/svg><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n