Re: HANA PAL Executing error

Hi Bhupender ,

Please find below syntax :

Executed from Studio successfully -

CREATE LOCAL TEMPORARY COLUMN TABLE #CONTROL ("NAME" VARCHAR(50), "INTARGS" INTEGER, "DOUBLEARGS" DOUBLE, "STRINGARGS" VARCHAR(100));

INSERT INTO #CONTROL VALUES ('THREAD_NUMBER', 50, null, null);

INSERT INTO #CONTROL VALUES ('MIN_SUPPORT', null, 0.001, null);

INSERT INTO #CONTROL VALUES ('MIN_CONFIDENCE', null, 0.001, null);

INSERT INTO #CONTROL VALUES ('MAX_ITEM_LENGTH', 100, null, null);

INSERT INTO #CONTROL VALUES ('MAX_CONSEQUENT', 100, null, null);

DROP TABLE "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result";

CREATE COLUMN TABLE "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result" ("PRERULE" VARCHAR(256), "POSTRULE" VARCHAR(256), "SUPPORT" DOUBLE, "CONFIDENCE" DOUBLE, "LIFT" DOUBLE);

DROP TABLE "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult";

CREATE COLUMN TABLE "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult" ("ID" INTEGER, "Descritption" VARCHAR(5000));

CALL "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori"("devUser"."CNMR_APRIORI_TRANS_TBL1", #CONTROL, "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result", "devUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult") with overview;

__________________________________________________________________

I get the error when executing the same from XSJS -

var sqlstmt;

var method;

var conn;

var output = {};

output.msg = "";

$.response.contentType = "text/json";

$.response.status = $.net.http.OK;

method = parseInt($.request.parameters.get("method"),10);

if (method >= 1 && method <= 4) {

    conn = $.db.getConnection("CentralRepo.ABCRecommends1::DevUser");

    sqlstmt = 'CREATE LOCAL TEMPORARY COLUMN TABLE #CONTROL ("NAME" VARCHAR(50), "INTARGS" INTEGER, "DOUBLEARGS" DOUBLE, "STRINGARGS" VARCHAR(100))';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'THREAD_NUMBER\', 50, null, null)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'MIN_SUPPORT\', null, 0.0001, null)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'MIN_CONFIDENCE\', null, 0.0001, null)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'LIFT\', null, 0.001, null)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'MAX_ITEM_LENGTH\', 100, null, null)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'INSERT INTO #CONTROL VALUES (\'MAX_CONSEQUENT\', ?, null, null)';

    var pstmt = conn.prepareStatement(sqlstmt);

    pstmt.setInt(1,method);

    pstmt.execute();   

    sqlstmt = 'DROP TABLE "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result"';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'CREATE COLUMN TABLE "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result" ("PRERULE" VARCHAR(256), "POSTRULE" VARCHAR(256), "SUPPORT" DOUBLE, "CONFIDENCE" DOUBLE, "LIFT" DOUBLE)';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'DROP TABLE "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult"';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'CREATE COLUMN TABLE "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult" ("ID" INTEGER, "Descritption" VARCHAR(5000))';

    conn.prepareStatement(sqlstmt).execute();

    sqlstmt = 'CALL "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori"("DevUser"."CNMR_APRIORI_TRANS_TBL1", #CONTROL, "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_Result", "DevUser"."CentralRepo.ABCRecommends1.Algorithms::Apriori.Apriori_aprioriRule_PMMLResult") with overview';

    conn.prepareCall(sqlstmt).execute();

    conn.commit();

    output.msg = "Finished!";

} else {

    output.msg = "Value for 'method' parameter is not between 1 and 4.";

}

if (conn) {conn.close();}  

$.response.setBody(JSON.stringify(output));

Thanks & Regards,

Anup Singh