Oracle DB Error ORA-01722 invalid number

The following is the cause of this error:

The attempted conversion of a character string to a number failed because the character string was not a valid numeric literal. Only numeric fields or character fields containing numeric data may be used in arithmetic functions or expressions. Only numeric fields may be added to or subtracted from dates.

Action you can take to resolve this issue: Check the character strings in the function or expression. Check that they contain only numbers, a sign, a decimal point, and the character "E" or "e" and retry the operation.

Tags: Database, Microsoft, SQL, Oracle, Software, DBMS

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