SAP HANA Predictive Analysis Library (PAL)

Assume that:
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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_MISSING_VALUES_DATA_T;
CREATE TYPE PAL_MISSING_VALUES_DATA_T AS TABLE(
"V0" INTEGER,
"V1" DOUBLE,
"V2" VARCHAR(5)
);
DROP TYPE PAL_CONTROL_T;
CREATE TYPE PAL_CONTROL_T AS TABLE(
"NAME" VARCHAR(100),
"INTARGS" INTEGER,
"DOUBLEARGS" DOUBLE,
"STRINGARGS" VARCHAR (100)
);
DROP TYPE PAL_MISSING_VALUES_RESULT_T;
CREATE TYPE PAL_MISSING_VALUES_RESULT_T AS TABLE(
"V0" INTEGER,
"V1" DOUBLE,
"V2" VARCHAR(5)
);
DROP TYPE PAL_MISSING_VALUES_NULL_MAP_T;
CREATE TYPE PAL_MISSING_VALUES_NULL_MAP_T AS TABLE(
"ATTRIBUTE_NAME" VARCHAR(20),
"ATTRIBUTE_VALUE" VARCHAR(20),
"HIT_TIMES" INTEGER
);
DROP TABLE PAL_MISSING_VALUES_PDATA_TBL;
CREATE COLUMN TABLE PAL_MISSING_VALUES_PDATA_TBL(
"POSITION" INT,
"SCHEMA_NAME" NVARCHAR(256),
"TYPE_NAME" NVARCHAR(256),
"PARAMETER_TYPE" VARCHAR(7)
);
INSERT INTO PAL_MISSING_VALUES_PDATA_TBL VALUES (1, 'DM_PAL',
'PAL_MISSING_VALUES_DATA_T', 'IN');
INSERT INTO PAL_MISSING_VALUES_PDATA_TBL VALUES (2, 'DM_PAL', 'PAL_CONTROL_T',
'IN');
INSERT INTO PAL_MISSING_VALUES_PDATA_TBL VALUES (3, 'DM_PAL',
'PAL_MISSING_VALUES_RESULT_T', 'OUT');
INSERT INTO PAL_MISSING_VALUES_PDATA_TBL VALUES (4, 'DM_PAL',
'PAL_MISSING_VALUES_NULL_MAP_T', 'OUT');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_DROP('DM_PAL',
'AFL_PAL_MISSING_VALUES_PROC');
CALL "SYS".AFLLANG_WRAPPER_PROCEDURE_CREATE('AFLPAL',
'SUBSTITUTE_MISSING_VALUES', 'DM_PAL', 'AFL_PAL_MISSING_VALUES_PROC',
PAL_MISSING_VALUES_PDATA_TBL);
DROP TABLE PAL_MISSING_VALUES_DATA_TBL;
CREATE COLUMN TABLE PAL_MISSING_VALUES_DATA_TBL LIKE PAL_MISSING_VALUES_DATA_T;
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (1 , 0.5, 'A');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (1 , 1.5, 'A');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (2 , 1.5, 'A');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (3 , 0.5, 'A');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (4 , 1.1, 'A');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (5 , 0.5, 'B');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (6 , 1.5, 'B');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (7 , 1.5, 'B');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (8 , null, 'B');
INSERT INTO PAL_MISSING_VALUES_DATA_TBL VALUES (null , 1.2, null);
SAP HANA Predictive Analysis Library (PAL)
PAL Functions P U B L I C 487