Add a table to hold only the Symbols

to improve performance.

server/index.js

@@ -31,7 +31,7 @@ module.exports = compress(async (req, res) => {
         if (func === "/getSymbols") {
             console.log("Request for Symbols");
             const db = new Database('./quoteDBs/consolidated.sqlite3', { verbose: console.log });
-            const stmt = db.prepare("SELECT distinct Symbol FROM OptionQuotes order by 1");
+            const stmt = db.prepare("SELECT distinct Symbol FROM Symbols order by 1");
             let allDates  = stmt.all();
             //console.log(JSON.stringify(allDates)); 
             db.close();