SQL::Amazon::UserGuide 0.10

SQL::Amazon::UserGuide is a Perl module with user Guide for DBD/SQL::Amazon. SYNOPSIS # # create the parser, passing in the current Amazon metadata # my $parser = SQL::Amazon::Parser->new(%attrs); # # parse a SQL statement, returning a SQL::Amazon::Statement # my $stmt = $parser->parse($sql_stmt) or die "Parse failed: " . $parser->errstr; # # evaluate the parse tree, using an evaluation object # for driver specific evaluation # returns either a scalar rowcount for write operations, # or a SQL::Amazon::Table object for SELECT # or undef on error # my $results = $stmt->execute($params) or die "Evaluation failed: " . $stmt->errstr; SQL::Amazon provides the various components required by DBD::Amazon http://www.presicient.com/dbdamzn to query the Amazon E-Commerce Service 4.0 aka ECS using SQL. Be advised this is ALPHA release software. The suite includes the following components: SQL::Amazon::Parser provides SQL parsing and query plan generation. Implemented as a subclass of SQL::Parser, part of the SQL::Statement bundle. SQL::Amazon::Statement provides SQL query plan execution. Implemented as a subclass of SQL::Statement. SQL::Amazon::Functions provides SQL::Amazon-specific predicate functions, including MATCHES ANY, MATCHES ALL, MATCHES TEXT, POWER_SEARCH, IN, and NOT IN. SQL::Amazon::ReqFactory provides a factory class for generating SQL::Amazon::Request::Request objects based on the predicates in a querys WHERE clause. SQL::Amazon::Spool provides a temporary storage object for intermediate results extracted from the base table cache objects. Acts as a SQL::Eval::Table object for SQL::Statement processing. SQL::Amazon::StorageEngine provides a global storage engine for managing data caching and retrieval. SQL::Amazon::Request::Request provides a base class for all ECS request objects, including numerous default method implementations for building and sending requests, and processing the responses into the base table cache objects. SQL::Amazon::Request::ItemLookup a subclass of SQL::Amazon::Request::Request for the ItemLookup request; also acts as a base class for the ItemSearch request. SQL::Amazon::Request::ItemSearch a subclass of SQL::Amazon::Request::ItemLookup for the ItemSearch request SQL::Amazon::Tables::Table provides a base class for table cache objects, including methods for data type conversion, keyed lookup, and cache management. SQL::Amazon::Tables::< tablename > provides table-specific implementations of the Table base class..

Requirements:	No special requirements
Platforms:	Linux
Keyword:	Base,  Base Class,  Class,  Dbd,  Itemlookup,  Itemsearch,  Objects,  Perl Module,  Provides,  Request,  Sql,  Sqlamazonuserguide,  Subclass,  User Guide,  Userguide
Users rating:	0/10