SAP HANA Predictive Analysis Library (PAL)

Table Column Column Data Type Description
2nd column CLOB, varchar, or nvarchar liteApriori model in PMML
format
Example
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 PAL_LITEAPRIORI_DATA_T;
CREATE TYPE PAL_LITEAPRIORI_DATA_T AS TABLE(
"CUSTOMER" INTEGER,
"ITEM" VARCHAR(20)
);
DROP TYPE PAL_LITEAPRIORI_RESULT_T;
CREATE TYPE PAL_LITEAPRIORI_RESULT_T AS TABLE(
"PRERULE" VARCHAR(500),
"POSTRULE" VARCHAR(500),
"SUPPORT" DOUBLE,
"CONFIDENCE" DOUBLE,
"LIFT" DOUBLE
);
DROP TYPE PAL_LITEAPRIORI_PMMLMODEL_T;
CREATE TYPE PAL_LITEAPRIORI_PMMLMODEL_T AS TABLE(
"ID" INTEGER,
"PMMLMODEL" VARCHAR(5000)
);
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_LITEAPRIORI_PDATA_TBL;
CREATE COLUMN TABLE PAL_LITEAPRIORI_PDATA_TBL(
"POSITION" INT,
"SCHEMA_NAME" NVARCHAR(256),
"TYPE_NAME" NVARCHAR(256),
"PARAMETER_TYPE" VARCHAR(7)
);
INSERT INTO PAL_LITEAPRIORI_PDATA_TBL VALUES (1, 'DM_PAL',
'PAL_LITEAPRIORI_DATA_T', 'IN');
INSERT INTO PAL_LITEAPRIORI_PDATA_TBL VALUES (2, 'DM_PAL', 'PAL_CONTROL_T',
'IN');
INSERT INTO PAL_LITEAPRIORI_PDATA_TBL VALUES (3, 'DM_PAL',
'PAL_LITEAPRIORI_RESULT_T', 'OUT');
INSERT INTO PAL_LITEAPRIORI_PDATA_TBL VALUES (4, 'DM_PAL',
'PAL_LITEAPRIORI_PMMLMODEL_T', 'OUT');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL',
'PAL_LITE_APRIORI_RULE_PROC');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL', 'LITEAPRIORIRULE',
'DM_PAL', 'PAL_LITE_APRIORI_RULE_PROC', PAL_LITEAPRIORI_PDATA_TBL);
DROP TABLE PAL_LITEAPRIORI_DATA_TBL;
CREATE COLUMN TABLE PAL_LITEAPRIORI_DATA_TBL LIKE PAL_LITEAPRIORI_DATA_T;
INSERT INTO PAL_LITEAPRIORI_DATA_TBL VALUES (2, 'item2');
INSERT INTO PAL_LITEAPRIORI_DATA_TBL VALUES (2, 'item3');
302 P U B L I C
SAP HANA Predictive Analysis Library (PAL)
PAL Functions