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5 lut 2014 · You could have a couple application items containing format masks, and then reference the correct mask in the format mask field. Eg: Application item AI_FORMAT_MASK1 has a value FM9990D00 . In the format mask field you can then use &AI_FORMAT_MASK1.
TO_CHAR (number) converts n to a value of VARCHAR2 data type, using the optional number format fmt. The value n can be of type NUMBER, BINARY_FLOAT, or BINARY_DOUBLE. If you omit fmt, then n is converted to a VARCHAR2 value exactly long enough to hold its significant digits.
Syntax. The syntax for the TO_CHAR function in Oracle/PLSQL is: TO_CHAR( value [, format_mask] [, nls_language] ) Parameters or Arguments. value. A number or date that will be converted to a string. format_mask. Optional. This is the format that will be used to convert value to a string. nls_language. Optional.
TO_CHAR (character) converts NCHAR, NVARCHAR2, CLOB, or NCLOB data to the database character set. The value returned is always VARCHAR2. When you use this function to convert a character LOB into the database character set, if the LOB value to be converted is larger than the target type, then the database returns an error.
This tutorial shows you how to use the Oracle TO_CHAR() function to convert a DATE or INTERVAL value to a string in a specified format.
1 cze 2023 · The parameters of the TO_CHAR function are: input_value (mandatory): This is the value to convert into a String type. This is the main input to the function, and this value can either be a DATE type or any of the Number types. format_mask (optional): This is the format that the input_value should be displayed as.
You must also use a format model to specify the format of the character string. The following statement updates Hunold's hire date using the TO_DATE function with the format mask 'YYYY MM DD' to convert the character string '2008 05 20' to a DATE value:
