{"id":500,"date":"2025-07-25T03:45:39","date_gmt":"2025-07-25T03:45:39","guid":{"rendered":"http:\/\/testing.orasas.com\/?page_id=500"},"modified":"2025-08-15T07:28:27","modified_gmt":"2025-08-15T07:28:27","slug":"oracle-advanced-compression","status":"publish","type":"page","link":"https:\/\/orasas.com\/en\/giai-phap\/hieu-nang-va-quan-ly\/oracle-advanced-compression\/","title":{"rendered":"Oracle Advanced Compression"},"content":{"rendered":"
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Solution<\/h5>\n\n\n\n

Oracle Advanced Compression<\/h4>\n\n\n\n
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Gi\u1edbi thi\u1ec7u<\/p>\n\n\n\n

Th\u00f4ng tin k\u1ef9 thu\u1eadt<\/p>\n<\/div>\n\n\n\n

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Oracle Advanced Compression cung c\u1ea5p m\u1ed9t b\u1ed9 c\u00f4ng c\u1ee5 n\u00e9n d\u1eef li\u1ec7u to\u00e0n di\u1ec7n, gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t truy v\u1ea5n v\u00e0 gi\u1ea3m chi ph\u00ed l\u01b0u tr\u1eef. Gi\u1ea3i ph\u00e1p n\u00e0y cho ph\u00e9p c\u00e1c qu\u1ea3n tr\u1ecb vi\u00ean IT gi\u1ea3m \u0111\u00e1ng k\u1ec3 k\u00edch th\u01b0\u1edbc b\u1ed9 l\u01b0u tr\u1eef c\u01a1 s\u1edf d\u1eef li\u1ec7u t\u1ed5ng th\u1ec3 b\u1eb1ng c\u00e1ch n\u00e9n t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u \u2013 bao g\u1ed3m d\u1eef li\u1ec7u quan h\u1ec7 (b\u1ea3ng), d\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac (t\u1ec7p), ch\u1ec9 m\u1ee5c, m\u1ea1ng v\u00e0 sao l\u01b0u.<\/p>\n\n\n\n

M\u1eb7c d\u00f9 ti\u1ebft ki\u1ec7m chi ph\u00ed l\u01b0u tr\u1eef v\u00e0 t\u1ed1i \u01b0u h\u00f3a tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 (s\u1ea3n xu\u1ea5t, ph\u00e1t tri\u1ec3n, QA, ki\u1ec3m th\u1eed, sao l\u01b0u, v.v.) l\u00e0 nh\u1eefng l\u1ee3i \u00edch r\u00f5 r\u1ec7t nh\u1ea5t, t\u1ea5t c\u1ea3 c\u00e1c t\u00ednh n\u0103ng c\u1ee7a Oracle Advanced Compression \u0111\u1ec1u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t cho t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng IT c\u1ee7a b\u1ea1n, bao g\u1ed3m b\u1ed9 nh\u1edb, b\u0103ng th\u00f4ng m\u1ea1ng v\u00e0 l\u01b0u tr\u1eef.<\/p>\n<\/div>\n\n\n\n

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l\u1ee3i \u00edch ch\u00ednh<\/h5>\n\n\n\n
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\"\"\/<\/figure>\n\n\n\n

Gi\u1ea3m nhu c\u1ea7u \u0111\u1ea7u t\u01b0 h\u1ea1 t\u1ea7ng l\u01b0u tr\u1eef m\u1edbi, t\u1ed1i \u01b0u s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb hi\u1ec7n t\u1ea1i.<\/p>\n<\/div>\n\n\n\n

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T\u0103ng hi\u1ec7u qu\u1ea3 backup\/restore nh\u1edd d\u1eef li\u1ec7u n\u00e9n s\u1eb5n, kh\u00f4ng c\u1ea7n gi\u1ea3i n\u00e9n tr\u01b0\u1edbc khi ph\u1ee5c h\u1ed3i<\/p>\n<\/div>\n\n\n\n

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\"\"\/<\/figure>\n\n\n\n

C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng nh\u1edd gi\u1ea3m truy c\u1eadp I\/O v\u00e0 s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<\/div>\n\n\n\n

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\"\"\/<\/figure>\n\n\n\n

H\u1ed7 tr\u1ee3 tri\u1ec3n khai tr\u00ean c\u1ea3 m\u00f4i tr\u01b0\u1eddng \u0111\u00e1m m\u00e2y v\u00e0 t\u1ea1i ch\u1ed7 (on-premises).<\/p>\n<\/div>\n\n\n\n

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Ti\u1ebft ki\u1ec7m chi ph\u00ed l\u01b0u tr\u1eef, \u0111\u1eb7c bi\u1ec7t v\u1edbi d\u1eef li\u1ec7u kh\u00f4ng c\u1ea5u tr\u00fac nh\u01b0 t\u00e0i li\u1ec7u, h\u00ecnh \u1ea3nh v\u00e0 video.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

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T\u00ednh n\u0103ng ch\u00ednh<\/strong><\/h5>\n\n\n\n
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N\u00e9n d\u1eef li\u1ec7u b\u1ea3ng v\u00e0 ch\u1ec9 m\u1ee5c gi\u00fap gi\u1ea3m \u0111\u1ebfn 50% dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/p>\n<\/div>\n\n\n\n

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T\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t truy v\u1ea5n.<\/p>\n<\/div>\n\n\n\n

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N\u00e9n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho d\u1eef li\u1ec7u b\u1ea3ng, ch\u1ec9 m\u1ee5c, LOB, backup v\u00e0 d\u1eef li\u1ec7u m\u1ea1ng.<\/p>\n<\/div>\n\n\n\n

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\"\"\/<\/figure>\n\n\n\n

Ho\u1ea1t \u0111\u1ed9ng minh b\u1ea1ch, kh\u00f4ng y\u00eau c\u1ea7u thay \u0111\u1ed5i \u1ee9ng d\u1ee5ng.<\/p>\n<\/div>\n\n\n\n

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T\u00edch h\u1ee3p v\u1edbi ADO v\u00e0 t\u1ed1i \u01b0u h\u00f3a Flashback Time Travel.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

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Kh\u1ea3 n\u0103ng c\u1ee7a Oracle Advanced Compression<\/h5>\n\n\n\n
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Gi\u1ea3m dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef<\/strong><\/h6>\n\n\n\n

Advanced Row Compression v\u00e0 Advanced Index Compression gi\u00fap gi\u1ea3m trung b\u00ecnh 50% dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef cho b\u1ea3ng v\u00e0 ch\u1ec9 m\u1ee5c m\u00e0 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n v\u1eadn h\u00e0nh. Do \u0111\u00f3, doanh nghi\u1ec7p c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng h\u1ea1 t\u1ea7ng hi\u1ec7n t\u1ea1i l\u00e2u h\u01a1n v\u00e0 tr\u00ec ho\u00e3n vi\u1ec7c m\u1edf r\u1ed9ng l\u01b0u tr\u1eef cho c\u00e1c \u1ee9ng d\u1ee5ng ph\u00e1t tri\u1ec3n nhanh.<\/p>\n<\/div>\n\n\n\n

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C\u1ea3i thi\u1ec7n hi\u1ec7u n\u0103ng truy v\u1ea5n<\/strong><\/strong><\/h6>\n\n\n\n

T\u00ednh n\u0103ng n\u00e9n kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u n\u0103ng truy v\u1ea5n \u0111\u1ecdc. D\u00f9 c\u00f3 th\u00eam t\u00e1c v\u1ee5 x\u1eed l\u00fd khi ghi, Oracle \u0111\u00e3 t\u1ed1i \u01b0u thu\u1eadt to\u00e1n \u0111\u1ec3 gi\u1ea3m thi\u1ec3u overhead trong qu\u00e1 tr\u00ecnh n\u00e0y, \u0111\u1ea3m b\u1ea3o hi\u1ec7u n\u0103ng \u1ed5n \u0111\u1ecbnh cho c\u1ea3 OLTP v\u00e0 Data Warehouse.<\/p>\n<\/div>\n\n\n\n

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N\u00e9n d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 m\u1ee5c tr\u00ean b\u1ed9 nh\u1edb<\/strong><\/strong><\/strong><\/h6>\n\n\n\n

Oracle h\u1ed7 tr\u1ee3 \u0111\u1ecdc tr\u1ef1c ti\u1ebfp d\u1eef li\u1ec7u n\u00e9n t\u1eeb b\u1ed9 nh\u1edb m\u00e0 kh\u00f4ng c\u1ea7n gi\u1ea3i n\u00e9n. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng I\/O, gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng system calls, v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 buffer cache b\u1eb1ng c\u00e1ch l\u01b0u tr\u1eef nhi\u1ec1u d\u1eef li\u1ec7u h\u01a1n v\u1edbi c\u00f9ng dung l\u01b0\u1ee3ng RAM.<\/p>\n<\/div>\n\n\n\n

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Gi\u1ea3m th\u1eddi gian sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i b\u1eb1ng RMAN<\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n

V\u1edbi t\u00edch h\u1ee3p c\u00f9ng RMAN, d\u1eef li\u1ec7u n\u00e9n s\u1ebd duy tr\u00ec tr\u1ea1ng th\u00e1i n\u00e9n trong backup. Kh\u00f4ng c\u1ea7n gi\u1ea3i n\u00e9n \u0111\u1ec3 kh\u00f4i ph\u1ee5c, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 dung l\u01b0\u1ee3ng backup v\u00e0 th\u1eddi gian restore.<\/p>\n<\/div>\n\n\n\n

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Trong su\u1ed1t v\u1edbi \u1ee9ng d\u1ee5ng<\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n

Advanced Compression \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n trong su\u1ed1t \u2013 kh\u00f4ng y\u00eau c\u1ea7u s\u1eeda \u0111\u1ed5i \u1ee9ng d\u1ee5ng. DBA c\u00f3 th\u1ec3 tri\u1ec3n khai t\u00ednh n\u0103ng n\u00e0y \u0111\u1ed9c l\u1eadp m\u00e0 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n h\u1ec7 th\u1ed1ng \u0111ang v\u1eadn h\u00e0nh.<\/p>\n<\/div>\n\n\n\n

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C\u00e1c t\u00ednh n\u0103ng n\u00e9n d\u1eef li\u1ec7u to\u00e0n di\u1ec7n<\/strong><\/h6>\n\n\n\n
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Advanced Row Compression<\/strong><\/h6>\n\n\n\n
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  • H\u1ed7 tr\u1ee3 n\u00e9n ngay khi INSERT\/UPDATE \u2013 ph\u00f9 h\u1ee3p v\u1edbi OLTP v\u00e0 Data Warehouse.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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    Advanced Index Compression<\/strong><\/h6>\n\n\n\n
      \n
    • T\u1ed1i \u01b0u dung l\u01b0\u1ee3ng t\u1ea5t c\u1ea3 ch\u1ec9 m\u1ee5c \u2013 unique v\u00e0 non-unique.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
      \n
      Advanced LOB Compression and Deduplication<\/strong><\/strong><\/h6>\n\n\n\n
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      • N\u00e9n v\u00e0 lo\u1ea1i b\u1ecf tr\u00f9ng l\u1eb7p cho LOB (SecureFiles).<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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        Backup Data Compression<\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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        • N\u00e9n d\u1eef li\u1ec7u backup qua RMAN\/Data Pump.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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          Data Guard Redo Transport Compression<\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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          • N\u00e9n d\u1eef li\u1ec7u redo khi truy\u1ec1n \u0111\u1ebfn standby.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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            Automatic Data Optimization (ADO)<\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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            • T\u1ef1 \u0111\u1ed9ng n\u00e9n v\u00e0 ph\u00e2n t\u1ea7ng theo ch\u00ednh s\u00e1ch (data lifecycle).<\/li>\n<\/ul>\n<\/div>\n\n\n\n
              \n
              Advanced Network Compression<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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              • N\u00e9n d\u1eef li\u1ec7u tr\u01b0\u1edbc khi truy\u1ec1n qua m\u1ea1ng.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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                Storage Snapshot Optimization<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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                • Cho ph\u00e9p kh\u00f4i ph\u1ee5c t\u1eeb snapshot m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ebf \u0111\u1ed9 backup.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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                  Exadata Flash Cache Compression<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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                  • T\u0103ng dung l\u01b0\u1ee3ng logic b\u1ed9 nh\u1edb flash (ch\u1ec9 d\u00f9ng cho h\u1ec7 th\u1ed1ng Exadata).<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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                    Hybrid Columnar Compression Row Level Locking<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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                    •  T\u00f9y ch\u1ecdn d\u00f9ng kh\u00f3a c\u1ea5p d\u00f2ng cho Hybrid Columnar Compression.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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                      Online Move Table or Partition (to any compressed format)<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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                      • Di chuy\u1ec3n b\u1ea3ng\/ph\u00e2n v\u00f9ng sang \u0111\u1ecbnh d\u1ea1ng n\u00e9n m\u00e0 kh\u00f4ng g\u00e2y d\u1eebng h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
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                        Optimization for Flashback Time Travel History Table<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h6>\n\n\n\n
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                        • N\u00e9n & lo\u1ea1i b\u1ecf tr\u00f9ng l\u1eb7p trong b\u1ea3ng l\u1ecbch s\u1eed Flashback.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n
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                          T\u01b0 v\u1ea5n n\u00e9n d\u1eef li\u1ec7u<\/strong><\/h6>\n\n\n\n

                          C\u00f4ng c\u1ee5 n\u00e0y \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng g\u00f3i PL\/SQL \u201cDBMS_COMPRESSION\u201d (th\u01b0\u1eddng g\u1ecdi l\u00e0 Compression Advisor), gi\u00fap thu th\u1eadp th\u00f4ng tin li\u00ean quan \u0111\u1ebfn vi\u1ec7c n\u00e9n trong m\u00f4i tr\u01b0\u1eddng c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n\n\n\n

                          Compression Advisor s\u1ebd \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng n\u00e9n c\u1ee7a c\u00e1c b\u1ea3ng \u0111\u00e3 ph\u00e2n v\u00f9ng v\u00e0 ch\u01b0a ph\u00e2n v\u00f9ng ch\u01b0a \u0111\u01b0\u1ee3c n\u00e9n, thu th\u1eadp th\u00f4ng tin v\u1ec1 n\u00e9n c\u1ea5p \u0111\u1ed9 d\u00f2ng cho c\u00e1c b\u1ea3ng\/ph\u00e2n v\u00f9ng \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e9n tr\u01b0\u1edbc \u0111\u00f3. Compression Advisor s\u1ebd cung c\u1ea5p th\u00f4ng tin gi\u1ea3m dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, gi\u00fap c\u00e1c t\u1ed5 ch\u1ee9c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng n\u00e9n d\u1eef li\u1ec7u.<\/p>\n\n\n\n

                          K\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1 l\u00e0 \u01b0\u1edbc t\u00ednh t\u1ef7 l\u1ec7 n\u00e9n cho b\u1ea3ng ho\u1eb7c ph\u00e2n v\u00f9ng c\u1ee5 th\u1ec3 m\u00e0 b\u1ea1n \u0111\u00e3 ch\u1ecdn l\u00e0m \u0111\u1ed1i t\u01b0\u1ee3ng ph\u00e2n t\u00edch khi s\u1eed d\u1ee5ng Compression Advisor.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

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                          T\u1ea1i sao l\u1ea1i ch\u1ecdn d\u1ecbch v\u1ee5 c\u1ee7a OSAS?<\/h5>\n\n\n\n
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                          \"\"\/<\/figure>\n\n\n\n

                          Nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c thi\u1ebft k\u1ebf, x\u00e2y d\u1ef1ng v\u00e0 b\u1ea3o tr\u00ec c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n<\/div>\n\n\n\n

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                          \"\"\/<\/figure>\n\n\n\n

                          \u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u00f3 ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n cao v\u1ec1 c\u00f4ng ngh\u1ec7, ki\u1ebfn tr\u00fac c\u1ee7a h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n<\/div>\n\n\n\n

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                          \"\"\/<\/figure>\n\n\n\n

                          Nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong vi\u1ec7c t\u01b0 v\u1ea5n v\u00e0 tri\u1ec3n khai c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean s\u00e2u v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u cho c\u00e1c \u0111\u01a1n v\u1ecb trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc.<\/p>\n<\/div>\n\n\n\n

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                          \"\"\/<\/figure>\n\n\n\n

                          Quy tr\u00ecnh l\u00e0m vi\u1ec7c chuy\u00ean nghi\u1ec7p, hi\u1ec7u qu\u1ea3.<\/p>\n<\/div>\n\n\n\n

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                          \"\"\/<\/figure>\n\n\n\n

                          Cam k\u1ebft b\u1ea3o m\u1eadt th\u00f4ng tin kh\u00e1ch h\u00e0ng.<\/p>\n<\/div>\n\n\n\n

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                          \"\"\/<\/figure>\n\n\n\n

                          H\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng 24\/7, \u0111\u00e1p \u1ee9ng x\u1eed l\u00fd s\u1ef1 c\u1ed1 theo m\u1ee9c \u0111\u1ed9 SLA.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

                          Gi\u1ea3i ph\u00e1p Oracle Advanced Compression Gi\u1edbi thi\u1ec7u Th\u00f4ng tin k\u1ef9 thu\u1eadt Oracle Advanced Compression cung c\u1ea5p m\u1ed9t b\u1ed9 c\u00f4ng c\u1ee5 […]<\/p>","protected":false},"author":1,"featured_media":0,"parent":489,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-500","page","type-page","status-publish","hentry"],"yoast_head":"\nOracle Advanced Compression - 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