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Review request for hive and Alexander Pivovarov. Repository: hive-git Description ------- 1. Added preliminary UDF code for cosine similarity. 2. Added unit tests and integration tests. 3. Registered the UDF in the FunctionRegistry class. Diffs ----- .reviewboardrc abc33f91a44b76573cbba334c33417307c63956f ql/src/java/org/apache/hadoop/hive/ql/exec/FunctionRegistry.java fabc21e2092561cbf98c35a406e4ee40e71fe1de ql/src/java/org/apache/hadoop/hive/ql/udf/UDFCosineSimilarity.java PRE-CREATION ql/src/test/org/apache/hadoop/hive/ql/udf/TestUDFCosineSimilarity.java PRE-CREATION ql/src/test/queries/clientnegative/udf_cosine_similarity_error_1.q PRE-CREATION ql/src/test/queries/clientnegative/udf_cosine_similarity_error_2.q PRE-CREATION ql/src/test/queries/clientpositive/udf_cosine_similarity.q PRE-CREATION ql/src/test/results/clientnegative/udf_cosine_similarity_error_1.q.out PRE-CREATION ql/src/test/results/clientnegative/udf_cosine_similarity_error_2.q.out PRE-CREATION ql/src/test/results/clientpositive/show_functions.q.out 5de4ffcd1ace477af026b83fb7bfb8068fc192b3 ql/src/test/results/clientpositive/udf_cosine_similarity.q.out PRE-CREATION Diff: https://reviews.apache.org/r/35968/diff/ Testing ------- Thanks, Nishant Kelkar