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SAP HANA Predictive Analysis Library (PAL)

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CV_LR_PARA_SEL_TBL:<br />

Example 2: Naive Bayes<br />

SET SCHEMA DM_<strong>PAL</strong>;<br />

DROP TYPE FUNC_T;<br />

CREATE TYPE FUNC_T AS TABLE(<br />

"ID" INTEGER,<br />

"Function" VARCHAR(50)<br />

);<br />

DROP TYPE EVALUATION_RESULT_T;<br />

CREATE TYPE EVALUATION_RESULT_T AS TABLE(<br />

"ID" INTEGER,<br />

"Name" VARCHAR(50),<br />

"Value" VARCHAR(5000)<br />

);<br />

DROP TYPE SELECTED_PARAMETER_T;<br />

CREATE TYPE SELECTED_PARAMETER_T AS TABLE(<br />

"ID" INTEGER,<br />

"Name" VARCHAR(50),<br />

"Value" VARCHAR(50)<br />

);<br />

DROP TYPE <strong>PAL</strong>_NBCTRAIN_TRAININGSET_T;<br />

CREATE TYPE <strong>PAL</strong>_NBCTRAIN_TRAININGSET_T AS TABLE(<br />

"ID" VARCHAR (10),<br />

"HomeOwner" VARCHAR (100),<br />

"MaritalStatus" VARCHAR (100),<br />

"AnnualIncome" DOUBLE,<br />

"DefaultedBorrower" VARCHAR (100)<br />

);<br />

DROP TYPE <strong>PAL</strong>_CONTROL_T;<br />

CREATE TYPE <strong>PAL</strong>_CONTROL_T AS TABLE(<br />

"NAME" VARCHAR (100),<br />

"INTARGS" INTEGER,<br />

"DOUBLEARGS" DOUBLE,<br />

"STRINGARGS" VARCHAR (100)<br />

);<br />

DROP TYPE <strong>PAL</strong>_NBC_MODEL_T;<br />

CREATE TYPE <strong>PAL</strong>_NBC_MODEL_T AS TABLE(<br />

"ID" INTEGER,<br />

"JSONSTRING" VARCHAR(5000)<br />

);<br />

DROP TABLE <strong>PAL</strong>_NBCTRAIN_PDATA_TBL;<br />

CREATE COLUMN TABLE <strong>PAL</strong>_NBCTRAIN_PDATA_TBL(<br />

"POSITION" INT,<br />

"SCHEMA_NAME" NVARCHAR(256),<br />

"TYPE_NAME" NVARCHAR(256),<br />

"PARAMETER_TYPE" VARCHAR(7)<br />

);<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (1, 'DM_<strong>PAL</strong>', 'FUNC_T', 'IN');<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (2, 'DM_<strong>PAL</strong>',<br />

'<strong>PAL</strong>_NBCTRAIN_TRAININGSET_T', 'IN');<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (3, 'DM_<strong>PAL</strong>', '<strong>PAL</strong>_CONTROL_T', 'IN');<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (4, 'DM_<strong>PAL</strong>', 'EVALUATION_RESULT_T',<br />

'OUT');<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (5, 'DM_<strong>PAL</strong>', 'SELECTED_PARAMETER_T',<br />

'OUT');<br />

INSERT INTO <strong>PAL</strong>_NBCTRAIN_PDATA_TBL VALUES (6, 'DM_<strong>PAL</strong>', '<strong>PAL</strong>_NBC_MODEL_T',<br />

'OUT');<br />

CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_<strong>PAL</strong>', '<strong>PAL</strong>_PSME_NBC_PROC');<br />

CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFL<strong>PAL</strong>', 'PSME', 'DM_<strong>PAL</strong>',<br />

'<strong>PAL</strong>_PSME_NBC_PROC', <strong>PAL</strong>_NBCTRAIN_PDATA_TBL);<br />

DROP TABLE FUNC_TBL;<br />

210 P U B L I C<br />

<strong>SAP</strong> <strong>HANA</strong> <strong>Predictive</strong> <strong>Analysis</strong> <strong>Library</strong> (<strong>PAL</strong>)<br />

<strong>PAL</strong> Functions

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