Class: DB_mssql

Source Location: /DB-1.6.2/DB/mssql.php

Class Overview

PEAR
   |
   --DB_common
      |
      --DB_mssql

Database independent query interface definition for PHP's Microsoft SQL Server extension.

Author(s):

Sterling Hughes <sterling at php.net>

Version:

$Id: mssql.php,v 1.53 2004/03/05 01:46:53 danielc Exp $

Variables

Methods

Inherited Variables

Class: DB_common

DB_common::$dbh
DB_common::$errorcode_map
DB_common::$features
DB_common::$fetchmode
DB_common::$fetchmode_object_class
DB_common::$last_query
DB_common::$options
DB_common::$prepared_queries
DB_common::$prepare_maxstmt

Inherited Methods

Class: DB_common

DB_common::DB_common(): Constructor
DB_common::affectedRows(): Returns the affected rows of a query
DB_common::autoCommit(): enable automatic Commit
DB_common::autoExecute(): Automaticaly generate an insert or update query and call prepare() and execute() with it
DB_common::autoPrepare(): Automaticaly generate an insert or update query and pass it to prepare()
DB_common::buildManipSQL(): Make automaticaly an sql query for prepare()
DB_common::commit(): starts a Commit
DB_common::createSequence(): Creates a new sequence
DB_common::dropSequence(): Deletes a sequence
DB_common::errorCode(): Map native error codes to DB's portable ones
DB_common::errorMessage(): Map a DB error code to a textual message. This is actually just a wrapper for DB::errorMessage()
DB_common::errorNative(): Returns an errormessage, provides by the database
DB_common::escapeSimple(): Escape a string according to the current DBMS's standards
DB_common::execute(): Executes a DB statement prepared with prepare()
DB_common::executeMultiple(): This function does several execute() calls on the same statement handle
DB_common::freePrepared(): Free the resource used in a prepared query
DB_common::getAll(): Fetch all the rows returned from a query
DB_common::getAssoc(): Fetch the entire result set of a query and return it as an associative array using the first column as the key
DB_common::getCol(): Fetch a single column from a result set and return it as an indexed array
DB_common::getListOf(): list internal DB info valid values for $type are db dependent, often: databases, users, view, functions
DB_common::getOne(): Fetch the first column of the first row of data returned from a query
DB_common::getOption(): Returns the value of an option
DB_common::getRow(): Fetch the first row of data returned from a query
DB_common::getSpecialQuery(): Returns the query needed to get some backend info
DB_common::getTables()
DB_common::limitQuery(): Generates a limited query
DB_common::nextId(): Returns the next free id in a sequence
DB_common::numRows(): Returns the number of rows in a result object
DB_common::prepare(): Prepares a query for multiple execution with execute()
DB_common::provides(): Tell whether a DB implementation or its backend extension supports a given feature
DB_common::query(): Send a query to the database and return any results with a DB_result object
DB_common::quote(): DEPRECATED: Quotes a string so it can be safely used in a query
DB_common::quoteIdentifier(): Quote a string so it can be safely used as a table or column name
DB_common::quoteSmart(): Format input so it can be safely used in a query
DB_common::quoteString(): DEPRECATED: Quotes a string so it can be safely used within string delimiters in a query
DB_common::raiseError(): Communicate an error and invoke error callbacks, etc
DB_common::rollback(): starts a rollback
DB_common::setFetchMode(): Sets which fetch mode should be used by default on queries on this connection
DB_common::setOption(): Set run-time configuration options for PEAR DB
DB_common::tableInfo(): Returns information about a table or a result set

Class Details

[line 33]
Database independent query interface definition for PHP's Microsoft SQL Server extension.

Author: Sterling Hughes <sterling@php.net>
Version: $Id: mssql.php,v 1.53 2004/03/05 01:46:53 danielc Exp $

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Class Variables

$autocommit = true

[line 42]

Type:

mixed

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$connection =

[line 37]

Type:

mixed

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$dbsyntax =

[line 38]

Type:

mixed

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$phptype =

[line 38]

Type:	mixed
Overrides:	Array

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$prepare_tokens = array()

[line 39]

Type:	mixed
Overrides:	Array

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$prepare_types = array()

[line 40]

Type:	mixed
Overrides:	Array

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$transaction_opcount = 0

[line 41]

Type:

mixed

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Method Detail

DB_mssql (Constructor) [line 48]

DB_mssql DB_mssql(
)

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affectedRows [line 320]

number affectedRows(
)

Gets the number of rows affected by the last query.

if the last query was a select, returns 0.

Return: of rows affected by the last query or DB_ERROR

Overrides DB_common::affectedRows() (Returns the affected rows of a query)

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autoCommit [line 261]

void autoCommit(
[
$onoff = false])

Enable/disable automatic commits

Overrides DB_common::autoCommit() (enable automatic Commit)

Parameters:

$onoff —

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commit [line 275]

void commit(
)

Commit the current transaction.

Overrides DB_common::commit() (starts a Commit)

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connect [line 77]

void connect(

$dsninfo, [
$persistent = false])

Parameters:

	`$dsninfo`	—
	`$persistent`	—

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createSequence [line 401]

int createSequence(
string
$seq_name)

Creates a new sequence

Return: DB_OK on success. A DB_Error object is returned if problems arise.
See: DB_common::createSequence()
Access: public

Overrides DB_common::createSequence() (Creates a new sequence)

Parameters:

string $seq_name — name of the new sequence

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disconnect [line 116]

void disconnect(
)

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dropSequence [line 423]

int dropSequence(
string
$seq_name)

Deletes a sequence

Return: DB_OK on success. DB_Error if problems.
See: DB_common::dropSequence()
Access: public

Overrides DB_common::dropSequence() (Deletes a sequence)

Parameters:

string $seq_name — name of the sequence to be deleted

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errorCode [line 459]

integer errorCode(
[mixed
$nativecode = null])

Determine PEAR::DB error code from mssql's native codes.

If $nativecode isn't known yet, it will be looked up.

Return: an error number from a DB error constant
See: DB_mssql::errorNative()

Overrides DB_common::errorCode() (Map native error codes to DB's portable ones)

Parameters:

mixed $nativecode — mssql error code, if known

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errorNative [line 437]

mixed errorNative(
)

Determine MS SQL Server error code by querying @@ERROR.

Return: mssql's native error code or DB_ERROR if unknown.

Overrides DB_common::errorNative() (Returns an errormessage, provides by the database)

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freeResult [line 226]

void freeResult(

$result)

Parameters:

$result —

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getSpecialQuery [line 601]

string getSpecialQuery(
string
$type)

Returns the query needed to get some backend info

Return: The SQL query string

Overrides DB_common::getSpecialQuery() (Returns the query needed to get some backend info)

Parameters:

string $type — What kind of info you want to retrieve

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mssqlRaiseError [line 485]

object DB mssqlRaiseError(
[integer
$code = null])

Gather information about an error, then use that info to create a DB error object and finally return that object.

Return: error object
See: DB_common::raiseError()
See: DB_mssql::errorNative()
See: DB_mssql::errorCode()

Parameters:

integer $code — PEAR error number (usually a DB constant) if manually raising an error

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nextId [line 356]

int nextId(
string
$seq_name, [boolean
$ondemand = true])

Returns the next free id in a sequence

Return: the next id number in the sequence. DB_Error if problem.
See: DB_common::nextID()
Access: public

Overrides DB_common::nextId() (Returns the next free id in a sequence)

Parameters:

string	`$seq_name`	—	name of the sequence
boolean	`$ondemand`	—	when true, the seqence is automatically created if it does not exist

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nextResult [line 164]

true nextResult(
a
$result)

Move the internal mssql result pointer to the next available result

Return: if a result is available otherwise return false
Access: public

Parameters:

a $result — valid fbsql result resource

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numCols [line 234]

void numCols(

$result)

Parameters:

$result —

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numRows [line 246]

void numRows(

$result)

Overrides DB_common::numRows() (Returns the number of rows in a result object)

Parameters:

$result —

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quoteIdentifier [line 723]

string quoteIdentifier(
string
$str)

Quote a string so it can be safely used as a table / column name

Quoting style depends on which database driver is being used.

Return: quoted identifier string
Since: 1.6.0
Access: public

Overrides DB_common::quoteIdentifier() (Quote a string so it can be safely used as a table or column name)

Parameters:

string $str — identifier name to be quoted

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rollback [line 296]

void rollback(
)

Roll back (undo) the current transaction.

Overrides DB_common::rollback() (starts a rollback)

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simpleQuery [line 126]

void simpleQuery(

$query)

Parameters:

$query —

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tableInfo [line 513]

array tableInfo(
object|string
$result, [int
$mode = null])

Returns information about a table or a result set.

NOTE: only supports 'table' and 'flags' if $result is a table name.

Return: an associative array with the information requested or an error object if something is wrong
See: DB_common::tableInfo()
Access: public

Overrides DB_common::tableInfo() (Returns information about a table or a result set)

Parameters:

object\|string	`$result`	—	DB_result object from a query or a string containing the name of a table
int	`$mode`	—	a valid tableInfo mode

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