System Functions
ISNULL()
Netezza Syntax |
Syntax After Migration |
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SELECT A.ETL_DATE, A.BRANCH_CODE, A.CUST_NO , ISNULL ( B.RES_STOCK,0) AS RES_STOCK , ISNULL ( B.ZY_VOL ,0 ) AS ZY_VOL , ISNULL ( B.ZJ_VOL,0 ) AS ZJ_VOL FROM tab123; |
SELECT A.ETL_DATE, A.BRANCH_CODE, A.CUST_NO , NVL ( B.RES_STOCK,0) AS RES_STOCK , NVL ( B.ZY_VOL ,0 ) AS ZY_VOL , NVL ( B.ZJ_VOL,0 ) AS ZJ_VOL FROM tab123; |
NVL
Second parameter is missing.
Netezza Syntax |
Syntax After Migration |
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SELECT NVL( SUM(A3.DA_CPTL_BAL_YEAR) / NULLIF(V_YEAR_DAYS, 0) ) AS CPTL_BAL_AVE_YR , NVL( NVL(SUM (CASE WHEN A3.OPENACT_DT >= V_YEAR_START THEN A3.DA_CPTL_BAL_YEAR END) / NULLIF(V_YEAR_DAYS, 0) ), 0) AS CPTL_BAL_AVE_YR_OP , NVL( SUM(A3.DA_CPTL_BAL) / NULLIF(V_YEAR_DAYS, 0) ) AS CPTL_BAL_AVE FROM tab1 A3; |
ELECT NVL( SUM(A3.DA_CPTL_BAL_YEAR) / NULLIF(V_YEAR_DAYS, 0), NULL ) AS CPTL_BAL_AVE_YR , NVL( NVL(SUM (CASE WHEN A3.OPENACT_DT >= V_YEAR_START THEN A3.DA_CPTL_BAL_YEAR END) / NULLIF(V_YEAR_DAYS, 0), NULL), 0) AS CPTL_BAL_AVE_YR_OP , NVL( SUM(A3.DA_CPTL_BAL) / NULLIF(V_YEAR_DAYS, 0), NULL ) AS CPTL_BAL_AVE FROM tab1 A3; |
DATE
Casting the data type.
Netezza Syntax |
Syntax After Migration |
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SELECT A1.ETL_DATE, A1.MARKET_CODE , A1.DECLARATION_DT , ROW_NUMBER() OVER(PARTITION BY A1.MARKET_CODE, A1.STOCK_CODE, DATE_PART('YEAR', DATE(A1.DECLARATION_DT)) ORDER BY A1.DECLARATION_DT DESC) AS RN FROM tb_date_type_casting A1; SELECT A1.ETL_DATE, A1.MARKET_CODE , A1.DECLARATION_DT , ROW_NUMBER() OVER(PARTITION BY A1.MARKET_CODE, A1.STOCK_CODE, DATE_PART('YEAR', DATE(A1.DECLARATION_DT)) ORDER BY A1.DECLARATION_DT DESC) AS RN FROM tb_date_type_casting A1; |
SELECT A1.ETL_DATE, A1.MARKET_CODE , A1.DECLARATION_DT , ROW_NUMBER() OVER(PARTITION BY A1.MARKET_CODE, A1.STOCK_CODE, DATE_PART('YEAR', CAST(A1.DECLARATION_DT AS DATE)) ORDER BY A1.DECLARATION_DT DESC) AS RN FROM tb_date_type_casting A1; |
analytic_function
Netezza Syntax |
Syntax After Migration |
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SELECT COALESCE(NULLIF(GROUP_CONCAT(a.column_name),''),'*') FROM (SELECT a.column_name FROM tb_ntz_group_concat a WHERE UPPER(a.table_name) = 'EMP' ORDER BY a.column_pos) a; ------------- SELECT admin.group_concat('"top'||lpad(a.table_name,2,'0')||'":{'||a.column_name||'}') topofund_data FROM (SELECT a.table_name, a.column_name FROM tb_ntz_group_concat a WHERE UPPER(a.table_name) = 'EMP' ORDER BY a.column_pos) a; |
SELECT COALESCE(NULLIF(STRING_AGG(a.column_name, ','),''),'*') FROM (SELECT a.column_name FROM tb_ntz_group_concat a WHERE UPPER(a.table_name) = 'EMP' ORDER BY a.column_pos) a; ------------- SELECT STRING_AGG('"top'||lpad(a.table_name,3,'0')||'":{'||a.column_name||'}', ',') topofund_data FROM (SELECT a.table_name, a.column_name FROM tb_ntz_group_concat a WHERE UPPER(a.table_name) = 'EMP' ORDER BY a.column_pos) a; |
Stored Procedure
Netezza Syntax |
Syntax After Migration |
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CREATE OR REPLACE PROCEDURE sp_ntz_proc_call ( CHARACTER VARYING(8) ) RETURNS INTEGER LANGUAGE NZPLSQL AS BEGIN_PROC DECLARE V_PAR_DAY ALIAS for $1; V_PRCNAME NVARCHAR(50):= 'SP_O_HXYW_LNSACCTINFO_H'; D_TIME_START TIMESTAMP:= CURRENT_TIMESTAMP; O_RETURN INTEGER; BEGIN O_RETURN := 0; CALL SP_LOG_EXEC(V_PRCNAME,V_PAR_DAY,D_TIME_START,0,0); RETURN O_RETURN; END; END_PROC; |
CREATE OR REPLACE FUNCTION sp_ntz_proc_call ( CHARACTER VARYING(8) ) RETURN INTEGER AS V_PAR_DAY ALIAS for $1; V_PRCNAME NCHAR VARYING(50):= 'SP_O_HXYW_LNSACCTINFO_H'; D_TIME_START TIMESTAMP:= CURRENT_TIMESTAMP; O_RETURN INTEGER; BEGIN O_RETURN := 0; SP_LOG_EXEC(V_PRCNAME,V_PAR_DAY,D_TIME_START,0,0); RETURN O_RETURN; END; / |
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