Collating functions are deleted when they are overridden by later calls to the collation creation functions or when the database connection is closed using sqlite3_close(). The xDestroy callback is not called if the sqlite3_create_collation_v2() function fails.
Cost of Silver Coins. For the most part, silver coins will range in price from a few dollars over spot to $10-$20 over spot per ounce. The higher the price, the more likely that there is limited quantities of the coin available due to reduced production numbers or higher demand.
If you have any old silver quarters in well preserved condition the value quickly rises to $30 or more. Even older, the Barber series has similar high demand coins. In the eye pleasing Fine condition many dates are worth $15 to $25 or more.