{"id":6759,"date":"2026-07-12T02:07:21","date_gmt":"2026-07-12T10:07:21","guid":{"rendered":"https:\/\/www.gudusoft.com\/teradata-data-lineage\/"},"modified":"2026-07-12T02:07:21","modified_gmt":"2026-07-12T10:07:21","slug":"teradata-data-lineage","status":"publish","type":"page","link":"https:\/\/www.gudusoft.com\/ko\/%ed%85%8c%eb%9d%bc%eb%8d%b0%ec%9d%b4%ed%84%b0-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ea%b3%84%eb%b3%b4\/","title":{"rendered":"Teradata \ub370\uc774\ud130 \uacc4\ubcf4: \ub9c8\uc774\uadf8\ub808\uc774\uc158 \ubc0f \uaddc\uc815 \uc900\uc218\ub97c \uc704\ud55c \uc5f4 \uacc4\ubcf4"},"content":{"rendered":"

\ud14c\ub77c\ub370\uc774\ud130 \ub370\uc774\ud130 \uacc4\ubcf4<\/strong> Teradata \ud658\uacbd\uc5d0\uc11c \ub370\uc774\ud130\uac00 \uc774\ub3d9\ud558\ub294 \ubc29\uc2dd\uc744 \uc5f4 \uc218\uc900\uc5d0\uc11c \ubcf4\uc5ec\uc8fc\ub294 \uc9c0\ub3c4\uc785\ub2c8\ub2e4. \uc989, \uc5b4\ub5a4 \uc18c\uc2a4 \uc5f4\uc774 \uac01 \ub300\uc0c1 \ud14c\uc774\ube14, \ubdf0 \ubc0f \ubcf4\uace0\uc11c\uc5d0 \ub370\uc774\ud130\ub97c \uc81c\uacf5\ud558\ub294\uc9c0, \uadf8\ub9ac\uace0 \uc5b4\ub5a4 \uc870\uc778, \ud45c\ud604\uc2dd \ub4f1\uc744 \ud1b5\ud574 \ub370\uc774\ud130\uac00 \uc804\ub2ec\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc790\uaca9<\/code> \uadf8 \uacfc\uc815\uc5d0\uc11c \ud544\ud130\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. Gudu SQLFlow<\/strong> \uc774 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub294 \uc804\uc6a9 Teradata \ubc29\uc5b8 \ud30c\uc11c(\uc81c\uacf5\ub418\ub294 39\uac00\uc9c0 \ubc29\uc5b8\ubcc4 \ud30c\uc11c \uc911 \ud558\ub098)\ub97c \uc0ac\uc6a9\ud558\uc5ec Teradata SQL\uc744 \uad6c\ubb38 \ubd84\uc11d\ud568\uc73c\ub85c\uc368 \ud574\ub2f9 \ub9f5\uc744 \uc790\ub3d9\uc73c\ub85c \uc0dd\uc131\ud558\uace0, JSON, CSV \ubc0f PNG \ub0b4\ubcf4\ub0b4\uae30 \uae30\ub2a5\uacfc REST API\ub97c \ud1b5\ud574 \ub300\ud654\ud615 \ub4dc\ub9b4\ub2e4\uc6b4 \uac00\ub2a5\ud55c \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc73c\ub85c \ub80c\ub354\ub9c1\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

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\uc9c0\uae08 \ubc14\ub85c \uc2dc\ub3c4\ud574 \ubcf4\uc138\uc694:<\/strong> Teradata \ucffc\ub9ac\ub97c \ubd99\uc5ec\ub123\uc73c\uc138\uc694. \ubb34\ub8cc SQLFlow \uacc4\ubcf4 \uc2dc\uac01\ud654 \ub3c4\uad6c<\/a>\ud14c\ub77c\ub370\uc774\ud130 \ubc29\uc5b8\uc744 \uc120\ud0dd\ud558\uba74 \uba87 \ucd08 \ub9cc\uc5d0 \uc5f4 \uc218\uc900\uc758 \uacc4\ubcf4\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud074\ub77c\uc6b0\ub4dc \uc5d0\ub514\uc158\uc740 \ubb34\ub8cc \ud2f0\uc5b4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n<\/div><\/div>\n\n\n\n

Teradata \ub370\uc774\ud130 \uacc4\ubcf4\uc5d0 Teradata \ud30c\uc11c\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/h2>\n\n\n\n

Teradata SQL\uc740 \ub2e8\uc21c\ud788 \ub85c\uace0\ub9cc \ub2e4\ub978 ANSI SQL\uc774 \uc544\ub2d9\ub2c8\ub2e4. BTEQ \uc2dc\ub300\ubd80\ud130 \uc6b4\uc601\ub418\uc5b4 \uc628 \uc77c\ubc18\uc801\uc778 \uc2dc\uc2a4\ud15c\uc5d0\ub294 \uc218\uc2ed \ub144 \ub3d9\uc548 \ud2b9\uc815 \ubc29\uc5b8\uc5d0 \ub530\ub978 \uad6c\ubb38\uc774 \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \uc138\ud2b8<\/code> \uadf8\ub9ac\uace0 \uba40\ud2f0\uc14b<\/code> \ud14c\uc774\ube14 \uc815\uc758, \uc790\uaca9<\/code> \uc708\ub3c4\uc6b0 \ud568\uc218\ub97c \uae30\uc900\uc73c\ub85c \ud544\ud130\ub9c1\ud558\ub294 \uc808, \uba85\uba85\ub41c \uae30\uac04 \uc5f4, \uadf8\ub9ac\uace0 \uae30\uacc4\uac00 \ub2e4\uc2dc \uc77d\uc5b4\uc57c \ud560 \ud544\uc694\uc131\uc744 \uc544\ubb34\ub3c4 \uc0dd\uac01\ud558\uc9c0 \ubabb\ud588\ub358 \uc2dc\uc808\uc5d0 \uc791\uc131\ub41c \uc2a4\ud06c\ub9bd\ud2b8 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 ANSI \ubb38\ubc95\uc740 \ubc14\ub85c \uc774\ub7ec\ud55c \uad6c\ubb38\uc5d0\uc11c \uc624\ub958\ub97c \ubc1c\uc0dd\uc2dc\ud0a4\uba70, \uacc4\ubcf4 \ub3c4\uad6c\uac00 \uad6c\ubb38 \ubd84\uc11d\uc5d0 \uc2e4\ud328\ud558\ub294 \ubaa8\ub4e0 \uad6c\ubb38\uc740 \uacc4\ubcf4 \uadf8\ub798\ud504\uc758 \uad6c\uba4d\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

SQLFlow\ub294 \uc815\ubc18\ub300\uc758 \uc811\uadfc \ubc29\uc2dd\uc744 \ucde8\ud569\ub2c8\ub2e4. SQLFlow\ub294 \ub2e4\uc74c\uc744 \uae30\ubc18\uc73c\ub85c \uad6c\ucd95\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc77c\ubc18 SQL \ud30c\uc11c<\/a>, a commercial SQL compiler front-end developed since the mid-2000s and validated against roughly 13,600 per-dialect test fixtures. Its Teradata parser handles BTEQ-era SQL, \uc138\ud2b8<\/code>\/\uba40\ud2f0\uc14b<\/code> \ud14c\uc774\ube14, \uc790\uaca9<\/code>\uadf8\ub9ac\uace0 \uba85\uba85\ub41c \uae30\uac04\uc744 Teradata\uc758 \uc77c\uae09 \uad6c\ubb38\uc73c\ub85c \uc9c0\uc815\ud55c \ub2e4\uc74c, CTE, \uc11c\ube0c\ucffc\ub9ac, \ubdf0 \ub4f1\uc744 \ud1b5\ud574 \ubaa8\ub4e0 \uc5f4 \ucc38\uc870\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4. \uc120\ud0dd\ud558\ub2e4 *<\/code> \uc5f4 \ub2e8\uc704\ub85c \uc18c\uc2a4-\ub300\uc0c1 \uad00\uacc4\ub97c \ucd94\ucd9c\ud558\uae30 \uc804\uc5d0 \ud655\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc608\uc2dc \uc791\uc5c5: QUALIFY \uc911\ubcf5 \uc81c\uac70 \ucd94\uc801<\/h2>\n\n\n\n

\uadf8\ub9cc\ud07c QUALIFY ROW_NUMBER()<\/code> \uc911\ubcf5 \uc81c\uac70 \uc0bd\uc785\uc740 Teradata \ub370\uc774\ud130 \uc6e8\uc5b4\ud558\uc6b0\uc2a4\uc5d0\uc11c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ud328\ud134 \uc911 \ud558\ub098\uc774\uba70, ANSI \ud615\uc2dd\ub9cc \uc0ac\uc6a9\ud558\ub294 \ub370\uc774\ud130 \uacc4\ubcf4 \ub3c4\uad6c\ub97c \ubb34\ub825\ud654\ud558\ub294 \ud655\uc2e4\ud55c \ubc29\ubc95\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

INSERT INTO dw.customer_dim (customer_id, full_name, risk_rating) SELECT src.customer_id, TRIM(src.first_nm) || ' ' || TRIM(src.last_nm) AS full_name, src.risk_rating FROM staging.customer_feed src QUALIFY ROW_NUMBER() OVER ( PARTITION BY src.customer_id ORDER BY src.load_ts DESC) = 1;<\/code><\/pre>\n\n\n\n
SQLFlow\ub97c \ud1b5\ud574 \uc2e4\ud589\ud558\uba74 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc5d0 \ub450 \uac00\uc9c0 \uc720\ud615\uc758 \uad00\uacc4\uac00 \uba85\ud655\ud558\uac8c \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n