James, Howard, and Simon, Thank you for your replies. They were very helpful and gave me the information I needed.
-- Bill Drago Senior Engineer L3 Narda-MITEQ 435 Moreland Road Hauppauge, NY 11788 631-272-5947 / William.Drago at L-3COM.com > -----Original Message----- > From: sqlite-users-bounces at mailinglists.sqlite.org [mailto:sqlite- > users-bounces at mailinglists.sqlite.org] On Behalf Of James K. Lowden > Sent: Thursday, April 23, 2015 1:57 AM > To: sqlite-users at mailinglists.sqlite.org > Subject: Re: [sqlite] How do non-SQLite DBMS communicate? > > On Wed, 22 Apr 2015 22:28:57 +0000 > "Drago, William @ CSG - NARDA-MITEQ" <William.Drago at L-3com.com> wrote: > > > When using SQLite the application program accesses the SQLite DBMS > via > > its .dll file. > > The DLL is a function-call library. A function is a named bit of code. > To "call a function" is to jump to that named bit of code. The SQLite > functions are part of your application. That means they execute in > your process's virtual address space. > > > When using something like Oracle Express (a local DBMS) the > > application program is communicating with Oracle Express via some > sort > > of network protocol even though there's no network involved. > > What is that called? > > See "loopback" in wikipedia. Oracle is a separate process from yours; > you application communicates with it via TCP/IP. If the Oracle process > resides on a machine other than the one your process is running on, it > connects to that machine with TCP/IP (probably using a hostname and a > port number). If the Oracle process is running on the same machine as > yours, your process connects to it, still using TCP/IP, but via the > loopback network, usually by the name "localhost". > > From the point of view of Oracle and your process, there *is* a > "network involved" either way. In the case of the loopback address, > the network is emulated by the operating system. Many parts are > missing (wires, for one, at least ones you can see) but the ends look > the same to both players. > > --jkl > _______________________________________________ > sqlite-users mailing list > sqlite-users at mailinglists.sqlite.org > http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users CONFIDENTIALITY, EXPORT CONTROL AND DISCLAIMER NOTE:This e-mail and any attachments are solely for the use of the addressee and may contain information that is privileged or confidential. Any disclosure, use or distribution of the information contained herein is prohibited. In the event this e-mail contains technical data within the definition of the International Traffic in Arms Regulations or Export Administration Regulations, it is subject to the export control laws of the U.S.Government. The recipient should check this e-mail and any attachments for the presence of viruses as L-3 does not accept any liability associated with the transmission of this e-mail. If you have received this communication in error, please notify the sender by reply e-mail and immediately delete this message and any attachments.
