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I want to address the necessity to test every object if you want to access a field or method of this object. For example: [code] if (someobject != null) { someobject.doCalc(); } [/code] In this case I will avoid a NullPointerException, and I don't know exactly if ...
i have a string like this String Oracle Forms 10G and i want result to be like this String OracleForms10G without spaces between words is there any oracle function to do this ...
I have a table has column ID,NAME which ID is PK I want to insert a new row if only this new row doesn't exist in the table something like this : if ID doesn't exist then INSERT STATEMENT HERE ; end if;
i have a table with some values in it basically i want to count how many number (2) present in this table : Col1 Col2 Col3 ----- ------- ------- 2 1 3 8 ...
i want to update my table with data in another table in oracle sql for example Table 1: ID NAME DESC --------------------------- 1 ...
