huge (94)


Java: Advice on handling large data volumes.(Part Deux)

Java: Advice on handling large data volumes.(Part Deux)

Alright. So I have a very large amount of binary data(let's say, 10GB) distributed over a bunch of files(let's say, 5000) of varying lengths. I am writing a Java application to process this data,…


What is the fastest way to insert data into an Oracle table?

I am writing a data conversion in PL/SQL that processes data and loads it into a table. According to the PL/SQL Profiler, one of the slowest parts of the conversion is the actual insert into the targ…


java - How to handle huge result sets from database

I'm designing a multi-tiered database driven web application – SQL relational database, Java for the middle service tier, web for the UI. The language doesn't really matter. The middle service tier p…



Huge Transaction Log-Is This Normal?

I have a 5GB database and a 20GB transaction log(SQL Server 2005). Not sure why it is so large or what happened to make it that large, it used to be around 1/2 the size of the DB. DB grows about 1GB…


linux - Entries in/proc/meminfo

I can make sense of most of the information contained in/proc/meminfo like total memory, buffers, cache etc. Could you tell me what do the less obvious ones like the ones listed below mean? AnonPag…


optimization - How to implement autocomplete on a massive dataset

I'm trying to implement something like Google suggest on a website I am building and am curious how to go about doing in on a very large dataset. Sure if you've got 1000 items you cache the items and…


asp.net - jQuery Ajax call-Set variable value on success

This question already has an answer here: How do I return the response from an asynchronous call? 32 answers I have an application that I am writing that…


What is the LDF file in SQL Server?

What is the LDF file in SQL Server? what is its purpose? can I safely delete it? or reduce its size because sometimes it's 10x larger than the database file mdf.…


java - Does a ResultSet load all data into memory or only when requested?

I have a.jsp page where I have a GUI table that displays records from an Oracle database. This table allows typical pagination behaviour, such as "FIRST", "NEXT", "PREVIOUS" and "LAST". The records a…


Java JDBC Lazy-Loaded ResultSet

Is there a way to get a ResultSet you obtain from running a JDBC query to be lazily-loaded? I want each row to be loaded as I request it and not beforehand.…




how large file data java size from read using database