{"id":23660,"date":"2024-06-09T17:27:43","date_gmt":"2024-06-09T10:27:43","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=23660"},"modified":"2025-06-16T16:34:55","modified_gmt":"2025-06-16T09:34:55","slug":"oracle-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/oracle-la-gi\/","title":{"rendered":"Oracle l\u00e0 g\u00ec? S\u1eed d\u1ee5ng Oracle mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch g\u00ec?"},"content":{"rendered":"\n

V\u1edbi b\u1ec1 d\u00e0y ho\u1ea1t \u0111\u1ed9ng trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7, Oracle t\u1eebng b\u01b0\u1edbc kh\u1eb3ng \u0111\u1ecbnh v\u1ecb th\u1ebf c\u1ee7a m\u1ed9t trong nh\u1eefng h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi. \u0110i\u1ec1u g\u00ec t\u1ea1o n\u00ean Oracle nh\u01b0 b\u00e2y gi\u1edd? M\u1eddi b\u1ea1n c\u00f9ng tham kh\u1ea3o b\u00e0i vi\u1ebft \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng gi\u1ea3i \u0111\u00e1p cho m\u00ecnh.<\/strong><\/p>\n\n\n\n

T\u1ed5ng quan v\u1ec1 Oracle<\/strong><\/h2>\n\n\n\n

Oracle l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n

Oracle Database<\/strong>, hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Oracle DBMS<\/strong> ho\u1eb7c \u0111\u01a1n gi\u1ea3n l\u00e0 Oracle<\/strong>, l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111a m\u00f4 h\u00ecnh do T\u1eadp \u0111o\u00e0n Oracle s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebfp th\u1ecb. C\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ea1y c\u00e1c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c x\u1eed l\u00fd giao d\u1ecbch tr\u1ef1c tuy\u1ebfn (OLTP), kho d\u1eef li\u1ec7u (DW) v\u00e0 h\u1ed7n h\u1ee3p (OLTP & DW).<\/p>\n\n\n\n

Nh\u1edd nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch, Oracle Database \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m t\u00e0i ch\u00ednh, b\u00e1n l\u1ebb, s\u1ea3n xu\u1ea5t, ch\u00ednh ph\u1ee7 v\u00e0 y t\u1ebf.<\/p>\n\n\n

\n
\"oracle-la-mot-he-quan-tri-co-so-du-lieu-quan-he-da-mo-hinh\"
Oracle l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 \u0111a m\u00f4 h\u00ecnh<\/figcaption><\/figure>\n<\/div>\n\n\n

C\u1ea5u t\u1ea1o c\u1ee7a Oracle<\/strong><\/h3>\n\n\n\n

Gi\u1ed1ng nh\u01b0 c\u00e1c ph\u1ea7n m\u1ec1m kh\u00e1c, Oracle \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean SQL<\/a>, m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a cho c\u00e1c nh\u00e0 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u, nh\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 c\u00e1c chuy\u00ean gia v\u1ec1 d\u1eef li\u1ec7u s\u1eed d\u1ee5ng qu\u1ea3n l\u00fd v\u00e0 truy v\u1ea5n d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef.<\/p>\n\n\n\n

Ph\u1ea7n m\u1ec1m Oracle g\u1eafn v\u1edbi PL\/ SQL<\/a>, ph\u1ea7n m\u1edf r\u1ed9ng do Oracle ph\u00e1t tri\u1ec3n, cung c\u1ea5p nh\u1eefng b\u1ed5 sung m\u1edbi cho t\u1eadp h\u1ee3p c\u00e1c ph\u1ea7n m\u1edf r\u1ed9ng l\u1eadp tr\u00ecnh \u0111\u1ed9c quy\u1ec1n trong SQL ti\u00eau chu\u1ea9n. Oracle c\u0169ng h\u1ed7 tr\u1ee3 l\u1eadp tr\u00ecnh b\u1eb1ng ng\u00f4n ng\u1eef Java v\u00e0 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng PL\/ SQL.<\/p>\n\n\n

\n
\"cau-tao-cua-oracle\"
C\u1ea5u t\u1ea1o c\u1ee7a Oracle<\/figcaption><\/figure>\n<\/div>\n\n\n

L\u1ecbch s\u1eed h\u00ecnh th\u00e0nh<\/strong><\/h3>\n\n\n\n

Oracle \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Lawrence Ellison<\/a> v\u00e0 nh\u1eefng ng\u01b0\u1eddi \u0111\u1ed3ng nghi\u1ec7p c\u0169 c\u1ee7a \u00f4ng, tr\u1ee5 s\u1edf ch\u00ednh \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf Redwood Shores, California, sau \u0111\u00f3 chuy\u1ec3n tr\u1ee5 s\u1edf ch\u00ednh \u0111\u1ebfn Texas v\u00e0o n\u0103m 2020.<\/p>\n\n\n\n

Ban \u0111\u1ea7u, Oracle v\u1edbi t\u00ean \u0111\u1ea7y \u0111\u1ee7 Oracle Systems Corporation<\/em>, l\u00e0 c\u00f4ng ty \u0111\u1ea7u ti\u00ean th\u01b0\u01a1ng m\u1ea1i h\u00f3a n\u1ec1n t\u1ea3ng h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RD<\/a>B<\/a>MS<\/a>) v\u00e0 tr\u1edf th\u00e0nh nh\u00e0 cung c\u1ea5p c\u01a1 s\u1edf d\u1eef li\u1ec7u h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi. \u0110\u1ebfn n\u0103m 1995, Oracle Systems Corporation \u0111\u1ed5i th\u00e0nh Oracle Corporation v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi v\u1edbi t\u00ean Oracle.<\/p>\n\n\n\n

C\u00e1c t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi Oracle<\/strong><\/h3>\n\n\n\n

T\u00ednh kh\u1ea3 d\u1ee5ng<\/strong><\/h4>\n\n\n\n

\u0110\u1ec3 h\u1ed7 tr\u1ee3 cho t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u, Oracle cung c\u1ea5p t\u00ednh n\u0103ng Oracle Data Guard. Khi s\u1eed d\u1ee5ng c\u00e1c t\u00ednh n\u0103ng n\u00e0y, c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng th\u1ee9 c\u1ea5p \u0111\u01b0\u1ee3c duy tr\u00ec nh\u01b0 m\u1ed9t b\u1ea3n sao c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng.<\/p>\n\n\n\n

B\u1ea3o m\u1eadt<\/strong><\/h4>\n\n\n\n

T\u00ednh n\u0103ng Oracle Advanced Security cung c\u1ea5p gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 th\u00f4ng tin nh\u1ea1y c\u1ea3m t\u1ea1i ngu\u1ed3n l\u00e0 TDE (m\u00e3 h\u00f3a d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c<\/em>) v\u00e0 Data Redaction (che gi\u1ea5u d\u1eef li\u1ec7u<\/em>). Gi\u1ea3i ph\u00e1p n\u00e0y cho ph\u00e9p m\u00e3 h\u00f3a d\u1eef li\u1ec7u t\u1ea1i ngu\u1ed3n v\u00e0 \u0111\u0103ng xu\u1ea5t. Ngo\u00e0i ra, Oracle c\u00f2n ph\u00e1t tri\u1ec3n th\u00eam m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng b\u1ea3o m\u1eadt kh\u00e1c \u0111\u1ec3 b\u1ea3o v\u1ec7 quy\u1ec1n l\u1ee3i cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong><\/h4>\n\n\n\n

Oracle RAC l\u00e0 \u0111i\u1ec3n h\u00ecnh cho kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng c\u1ee7a Oracle, cung c\u1ea5p kh\u1ea3 n\u0103ng nh\u01b0 di chuy\u1ec3n phi\u00ean b\u1ea3n, th\u1ef1c hi\u1ec7n n\u00e2ng c\u1ea5p, truy tr\u00ec t\u00ednh li\u00ean t\u1ee5c c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0 qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5.<\/p>\n\n\n

\n
\"oracle-co-nhieu-tinh-nang-noi-bat\"
Oracle c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng n\u1ed5i b\u1eadt<\/figcaption><\/figure>\n<\/div>\n\n\n

Hi\u1ec7u su\u1ea5t <\/strong><\/h4>\n\n\n\n

Oracle cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p n\u00e2ng cao hi\u1ec7u su\u1ea5t nh\u01b0 Oracle Advanced Compression, Oracle Database In- Memory,….nh\u1eb1m t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng \u1edf m\u1ee9c t\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n

Oracle Analytics<\/strong><\/h4>\n\n\n\n

\u1ede c\u00e1c t\u00ednh n\u0103ng ph\u00e2n t\u00edch, Oracle \u0111\u01b0a ra c\u00e1c gi\u1ea3i ph\u00e1p sau:<\/p>\n\n\n\n