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Sometimes numeric data is stored in columns that have character data types. In order to do calculations with this numeric data, you must convert the character columns to numeric. You can use ...
You can use the LEFT function to left-justify a result. If you use a numeric variable on the left side of an assignment statement and a character variable on the right, the character variable is ...
Once you identify the non-printable character using the CODE () and the CHAR () functions, you may use the SUBSTITUTE () function to substitute (or replace) the character with an empty string.
- You need to turn a character into its numeric ASCII (ISO) or Unicode code. - The built-in function ord also accepts as its argument a Unicode string of length one, in which case it returns a Unicode ...