COBOL isnumeric IS NUMERIC, if has space will false W-CARD-NMB=IS NOT NUMERIC. .W-CARD-NMB=1111111111111.1111IS NOT NUMERIC. .W-CARD-NMB=111111111111111111IS NUMERIC. .W-CARD-NMB=11111111111111111IS NOT NUMERIC.
The reason we can safely do this type of range validation now is because we have stripped out any rows that are not numeric in the cte so the implicit conversion in the where clause will be successful. You might want to take a look at Paul White's articles on using and understanding ap...
2.1.2.255 T620, WINDOW clause: GROUPS option 2.1.2.256 T621, Enhanced numeric functions 2.1.2.257 T641, Multiple column assignment 2.1.2.258 T652, SQL-dynamic statements in SQL routines 2.1.2.259 T654, SQL-dynamic statements in external routines 2.2 Clarifications 2.3 Error Handling 2.4 S...
variables from input sequential file which are in excel sheet to the cobol inernal table. and after loading into table i have to compare this data with the business file. here compare means controlling the data whether the format(numeric,alpha) is same in the business file and in the table...
Is like a comparison operator in SQL? The SQL LIKE clause isused to compare a value to similar values using wildcard operators. There are two wildcards used in conjunction with the LIKE operator. The percent sign represents zero, one or multiple characters. ...
Instead of moving from var-1 to var-3, i used redefines clause which was my mistake. thanks all for the clarification. How will 'move' of a non comp variable to a comp variable work fine? as for an 8 byte, comp-3 will store the value in a 5 byte. when this value is being...
5) If you have an operation such as a query with a FROM clause that requires a rowset be drawn from a table or set of tables, then a function will be your appropriate choice. However, when you want to use that same rowset in your application the better choice would be a stored...
The Clause "force" implies to create a view without there being base table. The View remains invalid untill the base table named in the creation is created. As soon as the base table becomes live, the View becomes Valid.eg. create force view s as select ename,sal,deptno from ss;here ...
Subclause 4.27.2, "Characteristics of SQL-invoked routines": If a <routine invocation> is contained in a <query expression> of a view, in the <search condition> of a check constraint or an assertion, the <triggered action> of a trigger, or in an <SQL-invoked routine>, then th...
1. Always use the where clause in your select statement to narrow the number of rows returned. If we don?t use a where clause, the Oracle performs a full table scan on our table and returns all of the rows. 2. Use EXISTS clause instead of IN clause as it is more efficient than ...