Package adql.query.operand
package adql.query.operand
-
ClassDescriptionRepresents the complete (literal) reference to a column ({schema(s)}.{table}.{column}).Any ADQL operand (an operation, a constant, a column name, a function, ...) must implement this interface and indicates whether it corresponds to a numeric, a string or a geometrical region value.Represents a concatenation in ADQL (ex: "_s_ra" || ':' || "_s_dec").Lets putting a minus sign in front of any numeric operand.A numeric (integer, double, ...) constant.It represents a simple numeric operation (sum, difference, multiplication and division).Type of possible simple numeric operations.A string constant.Operand whose the type can not be known at the parsing time.Lets wrapping an operand by parenthesis.