#!/bin/bash mkdir -p processedDBs rm consolidated.sqlite3 sqlite3 consolidated.sqlite3 < createTable.sql ls quoteStore_202*.sqlite3.gz | while read db; do echo unpacking $db gzip -dc $db >/tmp/xx.sqlite3 echo processing... sqlite3 /tmp/xx.sqlite3 "create table tmp as select timestamp,replace(replace(symbol,'$',''),'.X','') symbol,data from OptionQuotes;" sqlite3 /tmp/xx.sqlite3 'drop table OptionQuotes;' sqlite3 /tmp/xx.sqlite3 'alter table tmp rename to OptionQuotes;' sqlite3 /tmp/xx.sqlite3 '.dump OptionQuotes' | sqlite3 consolidated.sqlite3 echo filling symbols table sqlite3 consolidated.sqlite3 'insert INTO Symbols select DISTINCT Symbol from OptionQuotes where OptionQuotes.Symbol not in (select Symbol from Symbols);' echo deleting... rm /tmp/xx.sqlite3 mv $db processedDBs done