827 data storage editor screen, 581-582 headlines.php, 565-568 keywords, 578, 581 stories, adding, 568, 572, 575 metadata, 558 output, formatting, 559 contents, bounding box arrays, 401 continuation symbol (MySQL), 182 continue statement, 49 control, version (code), 446-447 control characters, 59 control structures breaking out of, 49 conditionals, 40-45 loops, 45-49 conventions, naming (code), 443-444 conversion specifications, 99-100 converting arrays to scalar variables, 92- 94 cookies, 414-416 coordinates bounding boxes, 401 images, 392 copy() function, 351 core application files, index.php (Amazon), 752-758 cos() function, 736 COUNT(items) function, 215 counting array elements, 92 crackers, 270 create database.sql, 562-565 Create Mail button, 658 CREATE privilege, 187 CREATE TABLE command (SQL), 191- 192 create_database.sql, 625 create_database.sql file, 563 credit card numbers, storing, 324-325 criteria, specific data (retrieving from databases), 207-209 cross join, 214 crypt() function, 300 cryptography, 285 CSR (Certificate Signing Request), 289 CSS (cascading style sheets), 450 cURL (Client URL) functions, 374-376 installation, 794 library functions Web site, 792 Web site, 376 curly braces ({}), regular expressions, 112 curl_init() function, 375 curl_setopt() function, 375 current directory symbol (.), 346 current() function, 90 curved lines, ImageArc() function, 412 cutting costs (commercial Web sites), 269 CVS (Concurrent Versions System), 447 D data aggregating, 215-217 drawing, code, 408-410 encrypting, 324 graphing, 404-412 grouping, 215-217 input, 484-485, 462 inserting, into databases, 204-206 joins, 214 loading, from files, 257 metadata, 558 redundant data, avoiding (Web databases), 173-175 retrieving from databases, 206-207 from multiple tables, 209-214 in a particular order, 214-215 with specific criteria, 207-209 rows, returning, 217 sensitive data, 323-325 tables, 209-213 Data Encryption Standard (DES), 285 Data Manipulation Languages (DML), 204 data storage, files. See files How can we make this index more useful? Email us at indexes@samspublishing.com 41 525x index 1/24/03 3:39 PM Page 827 828 data types data types, 25 BLOB types (binary large objects), 200- 201 date and time data types, 199 ENUM type, 201 floating point data types (numeric column types), 198-199 integral data types (numeric column types), 197-198 regular string data types, 200 SET type, 201 TEXT types, 200-201 database schema (PHPBookmark applica- tion), 477-481 database servers, Web database architec- ture, 178 DatabaseCentral.com Web site, 815 Databases, SQL (Structured Query Language), 203 databases advantages, 69 Book-O-Rama, 203-205 book_sc database (Shopping Cart applica- tion), 517-519 columns, DESCRIBE statement, 251 content management systems, 557 create database.sql, 563-565 document structure, 558 creating, 184, 236 data aggregating, 215-217 grouping, 215-217 inserting, 204-206 joins, 214 loading from files, 257 retrieving, 206-215 rows unmatched, 212-213 tables, 211-213 two-table joins, 209-211 deleting, 236 dropping, 220 information, 249-251 keys, foreign keys, 171 lists, 622 MySQL, 241 aggregate functions, 215 columns_priv table, 245 connection verification, 245 databases, 224-226, 236 db table, 243-244 host table, 244 join types, 214 request verification, 246 tables_priv table, 245 user table, 242-243 optimizing, 254-256 passwords encrypting, 247, 300-301 storing, 247, 297-300 poll, code to set up, 404-405 privilege system, 241-246 queries, 251-254 records, 217-220 relational databases, 170-173 relationships, 172-173 rows, returning, 217 schemas, 172 security, 246-249 selecting in MySQL, 190-191 setting up, 625-627 Shopping Cart application, 518-519 SQL, 203-204 subscribers, 622 tables altering, 218-219 Cartesian product, 210 columns, 170, 193-201 creating in MySQL, 191-195 dropping, 220 equi-joins, 210 joins, 209 keywords, 192-193 left joins, 212-213 rows, 171 41 525x index 1/24/03 3:39 PM Page 828 829 data types types, 177, 256 values, 171 viewing, 195 viewing in MySQL, 195 vote, 405 Warm Mail application (email client), 588-590 Web databases architecture, 177-179 designing, 173-177 Web databases. See Web databases Web forum application, 678-680 DatabasesLDML, (Data Manipulation Languages), 204 data_valid_fns.php, 476, 625 date and time converting between PHP and MySQL for- mats, 383-384 in MySQL, 383-386 in PHP calendar functions, 385-386 checkdate() function, 382 date calculations, 384-385 date() function, 379-382 floor() function, 385 getdate() function, 382 mktime() function, 381-382, 385 PHP Web site, 386 date and time column types, TIMESTAMP display types, 199 date and time data types, 199 date() function, 19, 350, 379-382 DATE_FORMAT() function, 383-384 db fns.php, 562 db table, 242-244 db_connect() function, 487 db_fns.php, 476, 572, 625 db_result_to_array() function, 523 DDoS (Distributed Denial of Service), 278 debugging variables, 463-465 declaring functions, 131-132 decoct() function, 350 decrement operators, 31 decryption, 284 default values, database optimization, 255 delete bm() function, 505 DELETE privilege, 187 DELETE statement, 219 delete story.php, 563 delete_account() function, 604 delete_bms.php, 476 delete_fns.php, 577 delete_message() function, 615-616 deleting accounts (Warm Mail application), 604- 605 anonymous user in MySQL installation, 804 bookmarks, 503-505 databases, 236 directories, 347-348 email (Warm Mail application), 615-616 files, 65, 351 records, 219-220 deletion anomalies, avoiding (Web data- bases), 175 Denial of Service (DoS), 278 deregistering variables, 418-420 DES (Data Encryption Standard), 285 DESC keyword, 215 descenders (letters), 402 DESCRIBE command, 195 statement, syntax, 251 describe user, [edit, OK] statement, 242 designing databases, 563-565 Web databases, 173-177 designing classes, 155-156 designs, database optimization, 255 design_button.html file, 396 destroying sessions, 418 Details link, 749 data types, 771 How can we make this index more useful? Email us at indexes@samspublishing.com 41 525x index 1/24/03 3:39 PM Page 829 830 Developer Shed Web site Developer Shed Web site, 116 Developer Token (Amazon), 746 developing function libraries, 446 development environments, 448 Devshed Web site, 412, 813 Diagrams, online newsletters, 623-624 die() language construct, 431 digest authentication (HTTP), 302 digital certificates, 287-288 digital goods (commercial Web sites), pro- viding, 268 digital signatures, 286-287 directives magic_quotes_gpc, 323 magic_quotes_runtime, 323 php.ini file, 434-435 directories browsing, 345 creating, 347-348 current symbol (.), 346 deleting, 347-348 file listings, 346 file paths, 347 functions, 345 one level up symbol ( ), 346 reading from, 345-347 uploaded file listing, code, 345-346 directory sites, verifying URLs and email addresses, 361-365 directory structures, component struc- tures, 446 dirname($path) function, 347 dirname() function, 350 disconnecting from Web databases, 232 discussion board application, 675, 704 article list, 681 displaying articles, 686-687 individual articles, viewing, 694-696 new articles, adding, 696-703 plus symbols, 682 threads, 682-686 treenode class, 687, 690-694 database design, 678-680 extensions, 703 files, 678 posters, 678 solutions, 676-678 tree of articles, 691 tree structure, 676-677 tree_node class, 677 discussion boards, threads, 675 diskfreespace($path) function, 347 display account form() function, 636, 652 display button() function, 645, 666 display information() function, 647 display items() function, 643 display list form() function, 655 display mail form() function, 659 display password form() function, 652 display preview button() function, 666 display registration form() function, 481 display user menu() function, 489 display() function, 692 display_account_form() function, 601 display_account_select() function, 606-607 display_account_setup() function, 601-603 display_book_form() function, 550 display_cart() function, 530, 533 display_categories() function, 523 display_list() function, 608 display_post() function, 696 display_tree() function, 686-687, 695-696 Distributed Denial of Service (DDoS), 278 division operator, 28 dl() function, 434 DML (Data Manipulation Languages), 204 do html header() function, 633 do while loops, 48-49 Document Type Definition (DTD), XML, 743 documentation gd, Web site, 412 Web application projects, 448-449 41 525x index 1/24/03 3:39 PM Page 830 831 e-mail documents personalized, 705-710 structure, content management systems, 558 DoS (Denial of Service), 278 doubleval() function, 248 downloading Amazon Web Services Developers’ Kit, 746 files, FTP servers, 371-372 FreeType library, Web site, 388 GIF (Graphics Interchange Format), Web site, 389 jpeg-6b, FTP site, 388 PostScript Type 1 fonts, FTP site, 388 t1lib, 388 do_html_header() function, 536, 606 draw star() function, 736 drawing data, code, 408-410 figures, 404-412 images, with scripts, 390 text on images, 391-393 variables, code, 407 drawing functions, parameters, 392 DROP DATABASE statement, 220 DROP INDEX index syntax, 219 DROP PRIMARY KEY syntax, 219 DROP privilege, 187 DROP TABLE statement, 220 DROP [COLUMN] column syntax, 219 dropping, databases or tables, 220 DTD (Document Type Definition), XML, 743 Dubois, Paul, 258 dynamic content, 18-19 dynamically loading extensions, 434 dynamically produced inline images, 395 E e-commerce Web sites, 261 adding value to goods or services, 268 authentication, 275 cutting costs, 269 online brochures, 262-264 orders for goods or services, 265-268 privacy policies, 266 providing services and digital goods, 268 risks, 269-272 Secure Electronic Transaction standard, 280 security authentication, 282-283 backing up data, 290-291 Certificate Signing Request (CSR), 289 Certifying Authorities (CAs), 287 compromises, 281 Denial of Service (DoS), 278 digital certificates, 287-288 digital signatures, 286-287 encryption, 284-286 errors in software, 279-280 exposure of confidential data, 275-276 firewalls, 290 hash function, 286 importance of stored information, 274 log files, 289-290 loss or destruction of data, 276-277 modification of data, 277-278 passwords, 282-283 physical security, 291-292 repudiation, 280-281 Secure Web servers, 288-289 security policies, creating, 281-282 threats, 274-281 strategies, selecting, 272 user interface design, 267 e-gineer Web site, 814 e-mail, 358 How can we make this index more useful? Email us at indexes@samspublishing.com 41 525x index 1/24/03 3:39 PM Page 831 . 204 data_valid_fns .php, 476, 625 date and time converting between PHP and MySQL for- mats, 38 3-3 84 in MySQL, 38 3-3 86 in PHP calendar functions, 38 5-3 86 checkdate() function, 382 date calculations, 38 4-3 85 date(). 195 viewing in MySQL, 195 vote, 405 Warm Mail application (email client), 58 8-5 90 Web databases architecture, 17 7-1 79 designing, 17 3-1 77 Web databases. See Web databases Web forum application, 67 8-6 80 DatabasesLDML,. data, 27 6-2 77 modification of data, 27 7-2 78 passwords, 28 2-2 83 physical security, 29 1-2 92 repudiation, 28 0-2 81 Secure Web servers, 28 8-2 89 security policies, creating, 28 1-2 82 threats, 27 4-2 81 strategies,