Cloud/DocumentService/Adapter/SimpleDb/Query.php
LICENSE
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- Category
- Zend
- Copyright
- Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
- Package
- Zend_Cloud
- Subpackage
- DocumentService
\Zend_Cloud_DocumentService_Adapter_SimpleDb_Query
Class implementing Query adapter for working with SimpleDb queries in a structured way
Aggregates operations in an array of clauses, where the first element describes the clause type, and the next element describes the criteria.
- Parent(s)
- \Zend_Cloud_DocumentService_Query
- Category
- Zend
- Copyright
- Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
Constants

QUERY_FROM
= 'from'
- Inherited_from
- \Zend_Cloud_DocumentService_Query::QUERY_FROM

QUERY_WHERE
= 'where'
- Inherited_from
- \Zend_Cloud_DocumentService_Query::QUERY_WHERE

QUERY_WHEREID
= 'whereid'
- Inherited_from
- \Zend_Cloud_DocumentService_Query::QUERY_WHEREID

QUERY_LIMIT
= 'limit'
- Inherited_from
- \Zend_Cloud_DocumentService_Query::QUERY_LIMIT

QUERY_ORDER
= 'order'
- Inherited_from
- \Zend_Cloud_DocumentService_Query::QUERY_ORDER
Properties


array $_clauses = array()
array()
Details- Type
- array
- Inherited_from
- \Zend_Cloud_DocumentService_Query::$$_clauses
Methods


__call(string $name, mixed $args) : \Zend_Cloud_DocumentService_Query
You can use any clause by doing $query->foo('bar') but concrete adapters should be able to recognise it
The call will be iterpreted as clause 'foo' with argument 'bar'
Name | Type | Description |
---|---|---|
$name | string | Clause/method name |
$args | mixed |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


__construct(\Zend_Cloud_DocumentService_Adapter_SimpleDb $adapter, null | string $collectionName = null) : void
Constructor
Name | Type | Description |
---|---|---|
$adapter | \Zend_Cloud_DocumentService_Adapter_SimpleDb | |
$collectionName | null | string |


_parseWhere(string $where, array $args) : string
Parse a where statement into service-specific language
Name | Type | Description |
---|---|---|
$where | string | |
$args | array |
Type | Description |
---|---|
string |
- Todo
- Ensure this fulfills the entire SimpleDB query specification for WHERE


assemble( $collectionName = null) : string
Assemble the query into a format the adapter can utilize
Simply returns the clauses present.
Name | Type | Description |
---|---|---|
$collectionName |
Type | Description |
---|---|
string |
- string
Name of collection from which to select


from(string $name) : \Zend_Cloud_DocumentService_Query
Name | Type | Description |
---|---|---|
$name | string | Field names |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


getAdapter() : \Zend_Cloud_DocumentService_Adapter_SimpleDb
Get adapter
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Adapter_SimpleDb |


getClauses() : array
Return query clauses as an array
Inherited from: \Zend_Cloud_DocumentService_Query::getClauses()Type | Description |
---|---|
array | Clauses in the query |


limit(int $limit) : \Zend_Cloud_DocumentService_Query
LIMIT clause (how many items to return)
Inherited from: \Zend_Cloud_DocumentService_Query::limit()Name | Type | Description |
---|---|---|
$limit | int |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


order(string | int | array $sort, string $direction = 'asc') : \Zend_Cloud_DocumentService_Query
ORDER clause; field or fields to sort by, and direction to sort
Inherited from: \Zend_Cloud_DocumentService_Query::order()Name | Type | Description |
---|---|---|
$sort | string | int | array | |
$direction | string |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


select(null | string | array $select) : \Zend_Cloud_DocumentService_Query
SELECT clause (fields to be selected)
Inherited from: \Zend_Cloud_DocumentService_Query::select()Name | Type | Description |
---|---|---|
$select | null | string | array |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


where(string $cond, $value = null, string $op = 'and') : \Zend_Cloud_DocumentService_Query
Name | Type | Description |
---|---|---|
$cond | string | Condition |
$value | ||
$op | string | relation to other clauses - and/or |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |


whereId(string | int $value) : \Zend_Cloud_DocumentService_Query
This one should be used when fetching specific rows since some adapters have special syntax for primary keys
Name | Type | Description |
---|---|---|
$value | string | int | Identifier to select by |
Type | Description |
---|---|
\Zend_Cloud_DocumentService_Query |