ADODB Manual. ADOdb Library for PHPV5. Sep 2. 01. 2 (c) 2. John Lim (jlim#natsoft. This software is dual licensed using BSD- Style.

LGPL. This means you can use it in compiled proprietary and commercial. Useful ADOdb links: Download. Other Docs. Introduction. Unique Features. How People are using ADOdb. Feature Requests and Bug Reports. Installation. Minimum Install.

Microsoft SQL Server 2014 Express is a powerful and reliable free data management system that delivers a rich and reliable data store for lightweight Web Sites and.

Initializing Code and Connectioning to Databases  Data Source. Name (DSN) Support   Connection Examples. High Speed ADOdb - tuning tips. Hacking and Modifying ADOdb Safely. PHP5 Featuresforeach iteratorsexceptions. Supported Databases. Tutorials. Example 1: Select.

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• Advanced Tips. If you have the ADOdb C extension installed, you can replace your calls to $rs->MoveNext() with adodb. This doubles the speed of this.

Example 2: Advanced Select. Example 3: Insert. Example 4: Debugging  rs. Example 5: My. SQL and Menus. Example 6: Connecting to Multiple Databases at once. Example 7: Generating Update and Insert SQLExample 8: Implementing Scrolling with Next and Previous.

Mssql Lock Record For Update Of Sql Database

Example 9: Exporting in CSV or Tab- Delimited Format. Example 1. 0: Custom filters. Example 1. 1: Smart Transactions. Using Custom Error Handlers and PEAR. This creates a need.

API's (encapsulate the differences) so we can easily switch databases. We have had successful reports of connecting to Progress. Cache. Lite via ODBC. We hope more people will contribute drivers to support. PHP4 supports session variables. You can store your session information.

ADOdb for true portability and scalability. See adodb- session. Also read tips. Methods are provided for date handling, string concatenation. A metatype system is.

Periodically (daily, weekly, or monthly) perform a database reorganization on all the indexes on all the tables in your database. This will rebuild the indexes so.

CHAR, TEXT and. STRING are equivalent in different databases. Easy to port because. You do not. need to port the core logic of the classes. Portable table and index. Database performance. SQL tuning with the performance.

Database- backed sessions. Object- Relational.

Mapping using ADOdb. How People are using ADOdb. Here are some examples of how people are using ADOdb (for a. Php. Lens is a commercial data grid component.

Web designers and serious unshaved programmers to. Sql Server Developer Edition Installations. Web easily. Developed by the author. ADOdb. PHAkt: PHP Extension for Dream. Weaver. Ultradev allows you to script PHP in the popular Web page editor.

Snort. ipchains). By Roman Danyliw. Post. Nuke is a very popular free. It offers full CSS support. HTML 4. 0. 1 transitional compliance throughout, an advanced blocks system.

Easy. Publish. CMS is another free content management system for managing information. It is licensed under the GPL, and.

Noguska. Feature Requests and Bug Reports. Feature requests and bug reports can be emailed to jlim#natsoft. ADOdb Help. forums at http: //phplens. Installation Guide. Make sure you are running PHP 4. Unpack all the files into a.

To test, try modifying some of the tutorial examples. Make sure you. customize the connection settings correctly. You can debug using $db- > debug. Code Initialization Examples. When running ADOdb, at least two files are loaded. First is. adodb/adodb.

New. ADOConnection($driver). At this point, you are not connected to the database (no longer true if you. You will first need to decide whether. The advantage of. Close()). Non- persistent connections.

For persistent connections, use $conn- > PConnect(). Connect() for non- persistent connections.

Connection Gotcha: If you create two connections, but both use the. PHP will share the same connection. This can cause. problems if the connections are meant to different databases. The solution is. to always use different userid's for different databases, or use NConnect().

Data Source Name (DSN) Support. Since ADOdb 4. 5. New. ADOConnection() (or ADONew. Connection, which is the same function).

The dsn. format is: . If the. connection fails, false is returned. The debug option enables debugging. The fetchmode. calls Set. Fetch. Mode(). If no value is defined for an. Since ADOdb 5. 0. Cache. Execute() and Cache.

Select. Limit() are called and no cache- time parameter is passed into these functions. For example. # we have a memcache server at 1. ADOdb DSN's are compatible with version 1. PEAR DB's DSN format. Examples of Connecting to Databases. My. SQL and Most Other Database Drivers.

My. SQL connections are very. Exceptions to this are listed. PDO, which only works with PHP5, accepts a. Thanks to Josh Eldridge for. Make sure to set this BEFORE calling Connect() */$LDAP!

Note that oci. 8 works fine with. Oracle, eg. 9i and 1. PHP and Oracle reside on the same machine, use default SID. TNS Name defined in tnsnames. ONAMES or HOSTNAMES), eg. Host Address and SID.

Host Address and Service Name. Oracle connection string: . ADOdb dsn: . For Microsoft Access.

An example using the ADOdb library and. Microsoft's ADO. < ?

This is because it is. Stick to the following functions for best performance: Innermost Layer.

Connect, PConnect, NConnect. Execute, Cache. Execute. Select. Limit, Cache.

Select. Limit. Move. Next, Close qstr, Affected. Also set the global variables $ADODB. Use ADOdb's performance tuning system to identify bottlenecks. At the time of writing (Dec 2. Lastly make sure you have a PHP accelerator cache installed such as APC. Turck MMCache, Zend Accelerator or ion.

Cube. Some examples: Fastest data retrieval using PHPFastest data retrieval using ADOdb extension$rs =& $rs- > Execute($sql); while (! This doubles the speed of this operation. For retrieving. entire recordsets at once, use Get. Array(), which uses the high speed extension.

Execute() is the default way to run queries. You can use the low- level.

Both these. functions share the same parameters as Execute(). If you do not have any bind parameters or your database supports binding.

Calling this. function bypasses bind emulation. Debugging is still supported in . If you do not require debugging facilities nor emulated binding, and do not.

This is great for. Calling this function bypasses emulated binding.

Either the resultid, true or false are. For Informix, you can disable scrollable cursors with $db- > cursor. Type =. 0. Hacking ADOdb Safely.

You might want to modify ADOdb for your own purposes. Luckily you can still.

ADOdb and using the. ADODB. ADOConnection() checks for this variable and. In the following example, new functionality for the connection object is. The. recordset class naming convention can be controlled using $rs. Prefix. Here we. set it to 'hack. If you want to use the default ADOdb drivers return false in the.

Also you can define your own. ADORecord. Set. PHP5 Features. ADOdb 4. 0. 2 or later will transparently determine which. PHP you are using. If PHP5 is detected, the following features become. PDO: PDO drivers.

See the connection examples. Currently. PDO drivers are not as powerful as native drivers, and should be treated. Foreach iterators. This is a very natural way of going through a recordset: . Databases Supported. The name below is the value you pass to.

New. ADOConnection($name) to create a connection object for that database. Name. Tested. Database. Record. Count() usable. Prerequisites. Operating Systemsaccess. BMicrosoft Access/Jet.

You. need to create an ODBC DSN. Y/NODBC Windows onlyado. BGeneric ADO, not tuned for specific databases. For best performance, use an OLEDB provider.

Allows DSN- less. For best performance, use an OLEDB provider. Y/NADO or OLEDB provider. Windows onlyado. Allows DSN- less. For best performance, use an OLEDB provider.

Y/NADO or OLEDB provider. Windows onlydb. 2BUses PHP's db. Y/NDB2 CLI/ODBC interface.

Unix and Windows. Requires IBM DB2. Universal Database client. CBased on db. 2 driver.

Allows use of oracle style : 0, : 1, : 2 bind variables. Used with DB2 9. 7 or later with PL/SQL mode turned on.

Y/NDB2 CLI/ODBC interface. Unix and Windows.

Requires IBM DB2. Universal Database client. Unix. install hints. I have had reports that the $host and $database params.

Connect() when using the CLI interface. AMicrosoft Visual Fox. Yum Install Cannot Open Rpm Files. Pro. Y? Unix and Windowsibase.

BInterbase 6 or earlier. Lacks Affected. Very sad that the forks differ. Y/NInterbase client. Unix and Windowsinformix. CGeneric informix driver. See this. example for usage information. LDAP extension? mssql.

AMicrosoft SQL Server 7 and later. Works. with Microsoft SQL Server 2. Note that date formating is problematic. For example, the PHP mssql extension does not return the. Y/NMssql client. Unix and Windows.

Unix install. howto and another. Identical to above mssql. Unix install howto. CNative mssql driver from M'soft. Use with PHP 5. 3 or later. Tq Garrett Serack of M'soft. AMy. SQL without transaction.

You can also set $db- > client. Flags before connecting.

YMy. SQL client. Unix and Windowsmysqlt or maxsql. AMy. SQL with transaction support.

We. recommend using . This can be. done by running My. SQL using: mysqld - -ansi or mysqld - -sql- mode=PIPES. Has more. functionality than oracle driver (eg. You might have. to putenv('ORACLE. There are 2 ways of connecting - with. IP and service name: PConnect('serverip: 1.

TNSNAMES. ORA or ONAMES or HOSTNAMES: PConnect(false, 'scott', 'tiger', $oraname). Since 2. 3. 1, we support Oracle REF cursor. Execute. Cursor). Y/NOracle client. Unix and Windowsoci. CSupports reduced Oracle. Oracle 8. 0. 5. Select.

Limit is not as efficient as in the. Y/NOracle client. Unix and Windowsoci. AOracle 8/9 portable driver. Use this driver if porting from other. Otherwise the oci.

Y/NOracle client. Unix and Windowsodbc. AGeneric ODBC, not tuned for. To connect, use PConnect('DSN','user','pwd'). This is the base class for all odbc derived. Unix hints. odbc. Odbtp is a software for accessing.

Windows ODBC data sources from other operating systems. Y/Nodbtp. Unix and Windowsodbtp.

Use oci. 8 driver if possible for better performance. Y/NOracle client. Unix and Windowsnetezza. CNetezza driver. Netezza is. Y?? pdo. CGeneric PDO driver for.

PHP5. YPDO extension and database. Unix and Windows. Should work. reliably as based on ODBC driver. Y/NSAP ODBC client? CSybase SQL Anywhere. Should. work reliably as based on ODBC driver.

Y/NSQL Anywhere ODBC client? BSQLite. Y- Unix and Windows. BPortable SQLite driver. This. is because assoc mode does not work like other drivers in sqlite.

Namely. when selecting (joining) multiple tables, the table names are included in the. When this results in a.