SAP HANA Predictive Analysis Library (PAL)

"V000" DOUBLE,
"A0" INTEGER,
"A1" INTEGER,
"A2" INTEGER,
"A3" INTEGER,
"V002" DOUBLE
);
DROP TYPE PAL_SILHOUETTE_ASSIGN_T;
CREATE TYPE PAL_SILHOUETTE_ASSIGN_T AS TABLE(
"ID" INTEGER,
"CLASS_LABEL" INTEGER
);
DROP TYPE PAL_SILHOUETTE_RESULT_T;
CREATE TYPE PAL_SILHOUETTE_RESULT_T AS TABLE(
"Silhouette" VARCHAR(15),
"VALUE" DOUBLE
);
--create procedure
DROP TABLE PAL_CONV2_PDATA_TBL;
CREATE COLUMN TABLE PAL_CONV2_PDATA_TBL(
"POSITION" INT,
"SCHEMA_NAME" NVARCHAR(256),
"TYPE_NAME" NVARCHAR(256),
"PARAMETER_TYPE" VARCHAR(7)
);
INSERT INTO PAL_CONV2_PDATA_TBL VALUES (1, 'DM_PAL', 'PAL_CONV2_IN_T', 'IN');
INSERT INTO PAL_CONV2_PDATA_TBL VALUES (2, 'DM_PAL', 'PAL_CONTROL_T', 'IN');
INSERT INTO PAL_CONV2_PDATA_TBL VALUES (3, 'DM_PAL', 'PAL_CONV2_OUT_T', 'OUT');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL', 'PAL_CONV2BINARY_PROC');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL', 'CONV2BINARYVECTOR',
'DM_PAL', 'PAL_CONV2BINARY_PROC', PAL_CONV2_PDATA_TBL);
DROP TABLE PAL_SILHOUETTE_PDATA_TBL;
CREATE COLUMN TABLE PAL_SILHOUETTE_PDATA_TBL(
"POSITION" INT,
"SCHEMA_NAME" NVARCHAR(256),
"TYPE_NAME" NVARCHAR(256),
"PARAMETER_TYPE" VARCHAR(7)
);
INSERT INTO PAL_SILHOUETTE_PDATA_TBL VALUES (1, 'DM_PAL',
'PAL_SILHOUETTE_DATA_T', 'IN');
INSERT INTO PAL_SILHOUETTE_PDATA_TBL VALUES (2, 'DM_PAL',
'PAL_SILHOUETTE_ASSIGN_T', 'IN');
INSERT INTO PAL_SILHOUETTE_PDATA_TBL VALUES (3, 'DM_PAL', 'PAL_CONTROL_T', 'IN');
INSERT INTO PAL_SILHOUETTE_PDATA_TBL VALUES (4, 'DM_PAL',
'PAL_SILHOUETTE_RESULT_T', 'OUT');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL', 'PAL_SILHOUETTE_PROC');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL', 'VALIDATEKMEANS',
'DM_PAL', 'PAL_SILHOUETTE_PROC', PAL_SILHOUETTE_PDATA_TBL);
--prepare data
DROP TABLE PAL_KMEANS_DATA_TBL;
CREATE COLUMN TABLE PAL_KMEANS_DATA_TBL(
"ID" INTEGER,
"V000" DOUBLE,
"V001" VARCHAR(5),
"V002" DOUBLE
);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (0 , 0.5, 'A', 0.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (1 , 1.5, 'A', 0.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (2 , 1.5, 'A', 1.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (3 , 0.5, 'A', 1.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (4 , 1.1, 'B', 1.2);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (5 , 0.5, 'B', 15.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (6 , 1.5, 'B', 15.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (7 , 1.5, 'B', 16.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (8 , 0.5, 'B', 16.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (9 , 1.2, 'C', 16.1);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (10, 15.5, 'C', 15.5);
INSERT INTO PAL_KMEANS_DATA_TBL VALUES (11, 16.5, 'C', 15.5);
SAP HANA Predictive Analysis Library (PAL)
PAL Functions P U B L I C 75