SAP HANA Predictive Analysis Library (PAL)

Assume that:
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●
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DM_PAL is a schema belonging to USER1; and
USER1 has been assigned the AFLPM_CREATOR_ERASER_EXECUTE role; and
USER1 has been assigned the AFL__SYS_AFL_AFLPAL_EXECUTE or
AFL__SYS_AFL_AFLPAL_EXECUTE_WITH_GRANT_OPTION role.
SET SCHEMA DM_PAL;
DROP TYPE DATA_T;
CREATE TYPE DATA_T AS TABLE(
"ID" VARCHAR(100),
"X1" DOUBLE,
"X2" DOUBLE,
"X3" VARCHAR(50)
);
DROP TYPE PARAMETERS_T;
CREATE TYPE PARAMETERS_T AS TABLE(
"NAME" VARCHAR (50),
"INT_ARGS" INTEGER,
"DOUBLE_ARGS" DOUBLE,
"STRING_ARGS" VARCHAR (100)
);
DROP TYPE COMBINEPROCESS_T;
CREATE TYPE COMBINEPROCESS_T AS TABLE(
"STAGE" INT,
"CLUSTER_A" VARCHAR(100),
"CLUSTER_B" VARCHAR(100),
"MINDISTANCE" DOUBLE
);
DROP TYPE RESULT_T;
CREATE TYPE RESULT_T AS TABLE(
"ID" VARCHAR(100),
"CLUSTER" INT
);
DROP table PDATA_TBL;
CREATE column table PDATA_TBL("POSITION" INT,"SCHEMA_NAME"
NVARCHAR(256),"TYPE_NAME" NVARCHAR (256),"PARAMETER_TYPE" VARCHAR (7));
insert into PDATA_TBL values (1,'DM_PAL','DATA_T','IN');
insert into PDATA_TBL values (2,'DM_PAL','PARAMETERS_T','IN');
insert into PDATA_TBL values (3,'DM_PAL','COMBINEPROCESS_T','OUT');
insert into PDATA_TBL values (4,'DM_PAL','RESULT_T','OUT');
call SYS.AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL','PAL_HCAGGLOMERATE');
call
SYS.AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL','HCAGGLOMERATE','DM_PAL','PAL_HCAGG
LOMERATE',PDATA_TBL);
DROP TABLE DATA_TBL;
CREATE COLUMN TABLE DATA_TBL like DATA_T;
INSERT INTO DATA_TBL VALUES ('0' , 0.5, 0.5, 'A');
INSERT INTO DATA_TBL VALUES ('1' , 1.5, 0.5, 'B');
INSERT INTO DATA_TBL VALUES ('2' , 1.5, 1.5, 'B');
INSERT INTO DATA_TBL VALUES ('3' , 0.5, 1.5, 'B');
INSERT INTO DATA_TBL VALUES ('4' , 1.1, 1.2, 'B');
INSERT INTO DATA_TBL VALUES ('5' , 0.5, 15.5, 'B');
INSERT INTO DATA_TBL VALUES ('6' , 1.5, 15.5, 'C');
INSERT INTO DATA_TBL VALUES ('7' , 1.5, 16.5, 'C');
INSERT INTO DATA_TBL VALUES ('8' , 0.5, 16.5, 'C');
INSERT INTO DATA_TBL VALUES ('9' , 1.2, 16.1, 'C');
INSERT INTO DATA_TBL VALUES ('10', 15.5, 15.5, 'C');
INSERT INTO DATA_TBL VALUES ('11', 16.5, 15.5, 'D');
INSERT INTO DATA_TBL VALUES ('12', 16.5, 16.5, 'D');
INSERT INTO DATA_TBL VALUES ('13', 15.5, 16.5, 'D');
INSERT INTO DATA_TBL VALUES ('14', 15.6, 16.2, 'D');
INSERT INTO DATA_TBL VALUES ('15', 15.5, 0.5, 'D');
INSERT INTO DATA_TBL VALUES ('16', 16.5, 0.5, 'A');
30 P U B L I C
SAP HANA Predictive Analysis Library (PAL)
PAL Functions