sPFFramework/src/main/java/it/polimi/spf/framework/profile/ProfileTable.java
private String getInClause(String[] fields) {
		StringBuilder builder = new StringBuilder("( ");
		if (fields.length != 0) {
			for (int i = 0; i < fields.length; i++) {
				builder.append("'");
				builder.append(fields[i]);
				builder.append("'");
				if (i != fields.length - 1) {
					builder.append(" , ");
				}
			}
		}
		builder.append(" )");
		return builder.toString();
	}
private String getInClause(String[] fields) {
		StringBuilder builder = new StringBuilder("( ");
		if (fields.length != 0) {
			for (int i = 0; i < fields.length; i++) {
				builder.append("'");
				builder.append(fields[i]);
				builder.append("'");
				if (i != fields.length - 1) {
					builder.append(" , ");
				}
			}
		}
		builder.append(" )");
		return builder.toString();
	}
Return a SQL IN set parameter with the specified array of string e.g.
"( 'arg1' , 'arg2' , 'arg3' )"

@param fields
@return the IN clause