SAP HANA Predictive Analysis Library (PAL)

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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 PAL_RF_DATA_T;
CREATE TYPE PAL_RF_DATA_T AS TABLE(
"OUTLOOK" VARCHAR(20),
"TEMP" DOUBLE,
"HUMIDITY" DOUBLE,
"WINDY" VARCHAR(10),
"CLASS" VARCHAR(20)
);
DROP TYPE PAL_RF_MODEL_T;
CREATE TYPE PAL_RF_MODEL_T AS TABLE(
"ID" INTEGER,
"TREEINDEX" INTEGER,
"MODEL" VARCHAR(5000)
);
DROP TYPE PAL_RF_VAR_IMP_T;
CREATE TYPE PAL_RF_VAR_IMP_T AS TABLE(
"VAR" VARCHAR(100),
"IMP" DOUBLE
);
DROP TYPE PAL_RF_ERR_RATE_T;
CREATE TYPE PAL_RF_ERR_RATE_T AS TABLE(
"TREEINDEX" INTEGER,
"ERR" DOUBLE
);
DROP TYPE PAL_RF_CONFUSION_T;
CREATE TYPE PAL_RF_CONFUSION_T AS TABLE(
"ID" INTEGER,
"CONTENT" VARCHAR(1000)
);
DROP TYPE PAL_CONTROL_T;
CREATE TYPE PAL_CONTROL_T AS TABLE(
"NAME" VARCHAR (100),
"INTARGS" INTEGER,
"DOUBLEARGS" DOUBLE,
"STRINGARGS" VARCHAR(100)
);
DROP TABLE PAL_RF_PDATA_TBL;
CREATE COLUMN TABLE PAL_RF_PDATA_TBL(
"POSITION" INT,
"SCHEMA_NAME" NVARCHAR(256),
"TYPE_NAME" NVARCHAR(256),
"PARAMETER_TYPE" VARCHAR(7)
);
INSERT INTO PAL_RF_PDATA_TBL VALUES (1, 'DM_PAL', 'PAL_RF_DATA_T', 'in');
INSERT INTO PAL_RF_PDATA_TBL VALUES (2, 'DM_PAL', 'PAL_CONTROL_T', 'in');
INSERT INTO PAL_RF_PDATA_TBL VALUES (3, 'DM_PAL', 'PAL_RF_MODEL_T', 'out');
INSERT INTO PAL_RF_PDATA_TBL VALUES (4, 'DM_PAL', 'PAL_RF_VAR_IMP_T', 'out');
INSERT INTO PAL_RF_PDATA_TBL VALUES (5, 'DM_PAL', 'PAL_RF_ERR_RATE_T', 'out');
INSERT INTO PAL_RF_PDATA_TBL VALUES (6, 'DM_PAL', 'PAL_RF_CONFUSION_T', 'out');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL', 'PAL_RF_TRAINING_PROC');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL', 'RANDOMFORESTTRAIN',
'DM_PAL', 'PAL_RF_TRAINING_PROC', PAL_RF_PDATA_TBL);
DROP TABLE PAL_RF_DATA_TBL;
CREATE COLUMN TABLE PAL_RF_DATA_TBL LIKE PAL_RF_DATA_T;
INSERT INTO PAL_RF_DATA_TBL VALUES ('Sunny', 75, 70, 'Yes', 'Play');
INSERT INTO PAL_RF_DATA_TBL VALUES ('Sunny', null, 90, 'Yes', 'Do not Play');
INSERT INTO PAL_RF_DATA_TBL VALUES ('Sunny', 85, null, 'No', 'Do not Play');
INSERT INTO PAL_RF_DATA_TBL VALUES ('Sunny', 72, 95, 'No', 'Do not Play');
INSERT INTO PAL_RF_DATA_TBL VALUES (null, null, 70, null, 'Play');
INSERT INTO PAL_RF_DATA_TBL VALUES ('Overcast', 72, 90, 'Yes', 'Play');
INSERT INTO PAL_RF_DATA_TBL VALUES ('Overcast', 83, 78, 'No', 'Play');
222 P U B L I C
SAP HANA Predictive Analysis Library (PAL)
PAL Functions