|  
 OWNER 
 | 
 
 VARCHAR2(30) 
 | 
 
 NOT NULL 
 | 
 
 Owner of the object 
 | 
|  
 OBJECT_NAME 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Name of the procedure or function 
 | 
|  
 PACKAGE_NAME 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Name of the procedure or function 
 | 
|  
 OBJECT_ID 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 Object number of the object 
 | 
|  
 OVERLOAD 
 | 
 
 VARCHAR2(40) 
 | 
 | 
 
 Overload unique identifier 
 | 
|  
 ARGUMENT_NAME 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Name of the argument 
 | 
|  
 POSITION 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 Position in the argument list, or null for a function return value 
 | 
|  
 SEQUENCE 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 Argument sequence, including all nesting levels 
 | 
|  
 DATA_LEVEL 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 Nesting depth of the argument for composite types 
 | 
|  
 DATA_TYPE 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Datatype of the argument 
 | 
|  
 DEFAULT_VALUE 
 | 
 
 LONG 
 | 
 | 
 
 Default value for the argument 
 | 
|  
 DEFAULT_LENGTH 
 | 
 
 NUMBER 
 | 
 | 
 
 Length of the default value for the argument 
 | 
|  
 IN_OUT 
 | 
 
 VARCHAR2(9) 
 | 
 | 
 
 Direction of the argument: 
 | 
|  
 DATA_LENGTH 
 | 
 
 NUMBER 
 | 
 | 
 
 Length of the column (in bytes) 
 | 
|  
 DATA_PRECISION 
 | 
 
 NUMBER 
 | 
 | 
 
 Length in decimal digits (NUMBER) or binary digits (FLOAT) 
 | 
|  
 DATA_SCALE 
 | 
 
 NUMBER 
 | 
 | 
 
 Digits to the right of the decimal point in a number 
 | 
|  
 RADIX 
 | 
 
 NUMBER 
 | 
 | 
 
 Argument radix for a number 
 | 
|  
 CHARACTER_SET_NAME 
 | 
 
 VARCHAR2(44) 
 | 
 | 
 
 Character set name for the argument 
 | 
|  
 TYPE_OWNER 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Owner of the type of the argument 
 | 
|  
 TYPE_NAME 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Name of the type of the argument. If the type is a package local type (that is, it is declared in a package specification), then this column displays the name of the package. 
 | 
|  
 TYPE_SUBNAME 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 Relevant only for package local types. Displays the name of the type declared in the package identified in the TYPE_NAME column. 
 | 
|  
 TYPE_LINK 
 | 
 
 VARCHAR2(128) 
 | 
 | 
 
 Relevant only for package local types when the package identified in the TYPE_NAME column is a remote package. This column displays the database link used to refer to the remote package. 
 | 
|  
 PLS_TYPE 
 | 
 
 VARCHAR2(30) 
 | 
 | 
 
 For numeric arguments, the name of the PL/SQL type of the argument. Null otherwise. 
 |