Class Selection

Filtered table representation. Selection is based on the great library NotORM http://www.notorm.com written by Jakub Vrana.

Nette\Object

Nette\Database\Table\Selection implements Iterator, ArrayAccess, Countable

Direct known subclasses

Nette\Database\Table\GroupedSelection

Namespace: Nette\Database\Table
Author: Jakub Vrana
Author: Jan Skrasek
Located at Database/Table/Selection.php

Methods summary
`public`	# `__construct( string $table, Nette\Database\Connection $connection )` Creates filtered table representation. Creates filtered table representation. Parameters `$table` `string` database table name `$connection` `Nette\Database\Connection`
`public`	# `__destruct( )`
`public`	# `__clone( )`
`public Nette\Database\Connection`	# `getConnection( )` Returns `Nette\Database\Connection`
`public string`	# `getName( )` Returns `string`
`public string\|array`	# `getPrimary( boolean $need = TRUE )` Parameters `$need` `boolean` Returns `string\|array`
`public string`	# `getPrimarySequence( )` Returns `string`
`public Nette\Database\Table\Selection`	# `setPrimarySequence( string $sequence )` Parameters `$sequence` `string` Returns `Nette\Database\Table\Selection`
`public string`	# `getSql( )` Returns `string`
`public Nette\Database\Table\ActiveRow`	# `get( mixed $key )` Returns row specified by primary key. Returns row specified by primary key. Parameters `$key` `mixed` primary key Returns `Nette\Database\Table\ActiveRow` or FALSE if there is no such row
`public Nette\Database\Table\ActiveRow`	# `fetch( )` Returns next row of result. Returns next row of result. Returns `Nette\Database\Table\ActiveRow` or FALSE if there is no row
`public array`	# `fetchPairs( string $key, string $value = NULL )` Returns all rows as associative array. Returns all rows as associative array. Parameters `$key` `string` `$value` `string` column name used for an array value or NULL for the whole row Returns `array`
`public Nette\Database\Table\Selection`	# `select( string $columns )` Adds select clause, more calls appends to the end. Adds select clause, more calls appends to the end. Parameters `$columns` `string` for example "column, MD5(column) AS column_md5" Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `find( $key )` Method is deprecated, use wherePrimary() instead. Method is deprecated, use wherePrimary() instead. Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `wherePrimary( mixed $key )` Adds condition for primary key. Adds condition for primary key. Parameters `$key` `mixed` Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `where( string $condition, mixed $parameters = array() )` Adds where condition, more calls appends with AND. Adds where condition, more calls appends with AND. Parameters `$condition` `string` condition possibly containing ? `$parameters` `mixed` Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `order( string $columns )` Adds order clause, more calls appends to the end. Adds order clause, more calls appends to the end. Parameters `$columns` `string` for example 'column1, column2 DESC' Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `limit( integer $limit, integer $offset = NULL )` Sets limit clause, more calls rewrite old values. Sets limit clause, more calls rewrite old values. Parameters `$limit` `integer` `$offset` `integer` Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `page( integer $page, integer $itemsPerPage )` Sets offset using page number, more calls rewrite old values. Sets offset using page number, more calls rewrite old values. Parameters `$page` `integer` `$itemsPerPage` `integer` Returns `Nette\Database\Table\Selection`
`public Nette\Database\Table\Selection`	# `group( string $columns, string $having = NULL )` Sets group clause, more calls rewrite old values. Sets group clause, more calls rewrite old values. Parameters `$columns` `string` `$having` `string` Returns `Nette\Database\Table\Selection`
`public string`	# `aggregation( string $function )` Executes aggregation function. Executes aggregation function. Parameters `$function` `string` select call in "FUNCTION(column)" format Returns `string`
`public integer`	# `count( string $column = NULL )` Counts number of rows. Counts number of rows. Parameters `$column` `string` if it is not provided returns count of result rows, otherwise runs new sql counting query Returns `integer` Implementation of `Countable::count()`
`public integer`	# `min( string $column )` Returns minimum value from a column. Returns minimum value from a column. Parameters `$column` `string` Returns `integer`
`public integer`	# `max( string $column )` Returns maximum value from a column. Returns maximum value from a column. Parameters `$column` `string` Returns `integer`
`public integer`	# `sum( string $column )` Returns sum of values in a column. Returns sum of values in a column. Parameters `$column` `string` Returns `integer`
`protected`	# `execute( )`
`protected`	# `createRow( array $row )`
`protected`	# `createSelectionInstance( $table = NULL )`
`protected`	# `createGroupedSelectionInstance( $table, $column )`
`protected`	# `query( $query )`
`protected`	# `emptyResultSet( )`
`protected`	# `saveCacheState( )`
`protected Nette\Database\Table\Selection`	# `getRefTable( & $refPath )` Returns Selection parent for caching. Returns Selection parent for caching. Returns `Nette\Database\Table\Selection`
`protected string`	# `getCacheKey( )` Returns cache key for selected columns caching Returns cache key for selected columns caching Returns `string`
`public boolean`	# `getDataRefreshed( )` Returns if selection requeried for more columns. Returns if selection requeried for more columns. Returns `boolean`
`public Nette\Database\Table\ActiveRow`	# `insert( mixed $data )` Inserts row in a table. Inserts row in a table. Parameters `$data` `mixed` array($column => $value)\|Traversable for single row insert or Selection\|string for INSERT ... SELECT Returns `Nette\Database\Table\ActiveRow` or FALSE in case of an error or number of affected rows for INSERT ... SELECT
`public integer`	# `update( array\|Traversable $data )` Updates all rows in result set. Joins in UPDATE are supported only in MySQL Updates all rows in result set. Joins in UPDATE are supported only in MySQL Parameters `$data` `array\|Traversable` ($column => $value) Returns `integer` number of affected rows or FALSE in case of an error
`public integer`	# `delete( )` Deletes all rows in result set. Deletes all rows in result set. Returns `integer` number of affected rows or FALSE in case of an error
`public Nette\Database\Table\Selection`	# `getReferencedTable( string $table, string $column, boolean $checkReferenced = FALSE )` Returns referenced row. Returns referenced row. Parameters `$table` `string` `$column` `string` `$checkReferenced` `boolean` checks if rows contains the same primary value relations Returns `Nette\Database\Table\Selection` or array() if the row does not exist
`public Nette\Database\Table\GroupedSelection`	# `getReferencingTable( string $table, string $column, integer $active = NULL )` Returns referencing rows. Returns referencing rows. Parameters `$table` `string` `$column` `string` `$active` `integer` primary key Returns `Nette\Database\Table\GroupedSelection`
`public`	# `rewind( )` Implementation of `Iterator::rewind()`
`public Nette\Database\Table\ActiveRow`	# `current( )` Returns `Nette\Database\Table\ActiveRow` Implementation of `Iterator::current()`
`public string`	# `key( )` Returns `string` row ID Implementation of `Iterator::key()`
`public`	# `next( )` Implementation of `Iterator::next()`
`public`	# `valid( )` Implementation of `Iterator::valid()`
`public null`	# `offsetSet( string $key, Nette\Database\Table\ActiveRow $value )` Mimic row. Mimic row. Parameters `$key` `string` row ID `$value` `Nette\Database\Table\ActiveRow` Returns `null` Implementation of `ArrayAccess::offsetSet()`
`public Nette\Database\Table\ActiveRow`	# `offsetGet( string $key )` Returns specified row. Returns specified row. Parameters `$key` `string` row ID Returns `Nette\Database\Table\ActiveRow` or NULL if there is no such row Implementation of `ArrayAccess::offsetGet()`
`public boolean`	# `offsetExists( string $key )` Tests if row exists. Tests if row exists. Parameters `$key` `string` row ID Returns `boolean` Implementation of `ArrayAccess::offsetExists()`
`public null`	# `offsetUnset( string $key )` Removes row from result set. Removes row from result set. Parameters `$key` `string` row ID Returns `null` Implementation of `ArrayAccess::offsetUnset()`

Methods inherited from Nette\Object
`__call(), __callStatic(), __get(), __isset(), __set(), __unset(), extensionMethod(), getReflection()`

Properties summary
`protected Nette\Database\Connection`	`$connection`		#
`protected Nette\Caching\Cache`	`$cache`		#
`protected Nette\Database\Table\SqlBuilder`	`$sqlBuilder`		#
`protected string`	`$name`		# table name table name
`protected string`	`$primary`		# primary key field name primary key field name
`protected string\|boolean`	`$primarySequence`	`FALSE`	# primary column sequence name, FALSE for autodetection primary column sequence name, FALSE for autodetection
`protected Nette\Database\Table\ActiveRow[]`	`$rows`		# data read from database in [primary key => ActiveRow] format data read from database in [primary key => ActiveRow] format
`protected Nette\Database\Table\ActiveRow[]`	`$data`		# modifiable data in [primary key => ActiveRow] format modifiable data in [primary key => ActiveRow] format
`protected boolean`	`$dataRefreshed`	`FALSE`	#
`protected Nette\Database\Table\Selection[]`	`$referenced`	`array()`	#
`protected array`	`$referencing`	`array()`	# of [sqlQuery-hash => grouped data]; used by GroupedSelection of [sqlQuery-hash => grouped data]; used by GroupedSelection
`protected Nette\Database\Table\GroupedSelection[]`	`$referencingPrototype`	`array()`	# cached array of GroupedSelection prototypes cached array of GroupedSelection prototypes
`protected array`	`$aggregation`	`array()`	# of [conditions => [key => ActiveRow]]; used by GroupedSelection of [conditions => [key => ActiveRow]]; used by GroupedSelection
`protected array`	`$accessedColumns`		# of touched columns of touched columns
`protected array`	`$previousAccessedColumns`		# of earlier touched columns of earlier touched columns
`protected boolean`	`$observeCache`	`FALSE`	# should instance observe accessed columns caching should instance observe accessed columns caching
`protected boolean`	`$checkReferenced`	`FALSE`	# recheck referencing keys recheck referencing keys
`protected array`	`$keys`	`array()`	# of primary key values of primary key values

Magic properties summary
`public read-only string`	`$sql`	#

Magic properties inherited from Nette\Object
`$reflection`

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Class Selection

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