'WHEN MATCHED' cannot appear more than once in a 'UPDATE' clause of a MERGE statement. "EXECUTE AT" with Dynamic Linked Server Name "explicit value must be specified for identity column in table" error in SQL 2000 "FROM clause have the same exposed names. Use correlation names to di...
Use nvl() to convert null value to 0 : NVL « Conversion Functions « Oracle PL/SQL TutorialOracle PL/SQL Tutorial Conversion Functions NVL SQL> SQL> create table employees( 2 empno NUMBER(4) 3 , ename VARCHAR2(8) 4 , init VARCHAR2(5) 5 , job VARCHAR2(8) 6 , mgr NUMBER(4)...
.t_empno.COUNT LOOP DBMS_OUTPUT.PUT_LINE(t_empno(i) || ' ' || RPAD(t_ename(i),8) || ' ' || RPAD(t_job(i),10) || ' ' || TO_CHAR(t_hiredate(i),'DD-MON-YY') || ' ' || TO_CHAR(t_sal(i),'99,999.99') || ' ' || TO_CHAR(NVL(t_comm(i),0),'99,...
SQL NVL Read article SQL EXISTS Read article SQL DECODE Read article Table of contents What is SQL COALESCE?When you would use itSyntaxParameter valuesExample queryExample table responseUse casesSQL languages this is available for Share Subscribe to monthly data tips Work email* Subscribe ...
Here’s an example of how you might construct a generic exception raiser (fromerr.pkg): PROCEDURE raise ( errcode IN PLS_INTEGER := NULL, errmsg IN VARCHAR2 := NULL ) IS l_errcode PLS_INTEGER := NVL (errcode, SQLCODE); l_errmsg PLS_INTEGER := NVL (errmsg, SQLERRM); BEGIN IF l_...
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github.com/shirou/gopsutil/v3 v3.23.10/go.mod h1:JIE26kpucQi+innVlAUnIEOSBhBUkirr5b44yr55+WE= github.com/shoenig/go-m1cpu v0.1.6 h1:nxdKQNcEB6vzgA2E2bvzKIYRuNj7XNJ4S/aRSwKzFtM= github.com/shoenig/go-m1cpu v0.1.6/go.mod h1:1JJMcUBvfNwpq05QDQVAnx3gUHr9IYF7GNg9SUEw2VQ= ...
%sql select to_json( map( 1, 'Databricks', 2, 'Map', 3, 'Error', null, 'Data' ) ) as json; Solution You should filter out any null values present in the input data before runningto_json(), or usenvl()to replace all of the null values with non-null values. ...
(SAMPLESUB) NO_SQL_TUNE */ NVL(SUM(C1),0), NVL(SUM(C2),0), COUNT(DISTINCT C3) FROM (SELECT /*+ IGNORE_WHERE_CLAUSE NO_PARALLEL("TAB3") FULL("TAB3") NO_PARALLEL_INDEX("TAB3") */ 1 AS C1, CASE WHEN DECODE("TAB3"."ID",0,1)=567 THEN 1 ELSE 0 END AS C2, DECODE("...
The decode function can be used in SQL for and IF-THEN-ELSE construction. It's an alternative for the CASE statement which was introduced in Oracle 8. Syntax: decode( expression , compare_value, return_value, [,compare, return_value] ... [,default_return_value] ) ...