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/Pear/DB/ -> sybase.php (sommaire)

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Définit 1 class

DB_sybase:: (24 méthodes):
  DB_sybase()
  connect()
  disconnect()
  errorNative()
  errorCode()
  sybaseRaiseError()
  simpleQuery()
  nextResult()
  fetchInto()
  freeResult()
  numCols()
  numRows()
  affectedRows()
  nextId()
  createSequence()
  dropSequence()
  getSpecialQuery()
  autoCommit()
  commit()
  rollback()
  tableInfo()
  _sybase_field_flags()
  _add_flag()
  quoteIdentifier()


Classe: DB_sybase  - X-Ref

Database independent query interface definition for PHP's Sybase
extension.

DB_sybase()   X-Ref
DB_sybase constructor.


connect($dsninfo, $persistent = false)   X-Ref
Connect to a database and log in as the specified user.

param: $dsn the data source name (see DB::parseDSN for syntax)
param: $persistent (optional) whether the connection should
return: int DB_OK on success, a DB error on failure

disconnect()   X-Ref
Log out and disconnect from the database.

return: bool true on success, false if not connected.

errorNative()   X-Ref
Get the last server error messge (if any)

return: string sybase last error message

errorCode($errormsg)   X-Ref
Determine PEAR::DB error code from the database's text error message.

param: string  $errormsg  error message returned from the database
return: integer  an error number from a DB error constant

sybaseRaiseError($errno = null)   X-Ref
Gather information about an error, then use that info to create a
DB error object and finally return that object.

param: integer  $errno  PEAR error number (usually a DB constant) if
return: object  DB error object

simpleQuery($query)   X-Ref
Send a query to Sybase and return the results as a Sybase resource
identifier.

param: the SQL query
return: mixed returns a valid Sybase result for successful SELECT

nextResult($result)   X-Ref
Move the internal sybase result pointer to the next available result

param: a valid sybase result resource
return: true if a result is available otherwise return false

fetchInto($result, &$arr, $fetchmode, $rownum=null)   X-Ref
Fetch a row and insert the data into an existing array.

Formating of the array and the data therein are configurable.
See DB_result::fetchInto() for more information.

param: resource $result    query result identifier
param: array    $arr       (reference) array where data from the row
param: int      $fetchmode how the resulting array should be indexed
param: int      $rownum    the row number to fetch
return: mixed DB_OK on success, null when end of result set is

freeResult($result)   X-Ref
Free the internal resources associated with $result.

param: $result Sybase result identifier
return: bool true on success, false if $result is invalid

numCols($result)   X-Ref
Get the number of columns in a result set.

param: $result Sybase result identifier
return: int the number of columns per row in $result

numRows($result)   X-Ref
Get the number of rows in a result set.

param: $result Sybase result identifier
return: int the number of rows in $result

affectedRows()   X-Ref
Gets the number of rows affected by the data manipulation
query.  For other queries, this function returns 0.

return: number of rows affected by the last query

nextId($seq_name, $ondemand = true)   X-Ref
Returns the next free id in a sequence

param: string  $seq_name  name of the sequence
param: boolean $ondemand  when true, the seqence is automatically
return: int  the next id number in the sequence.  DB_Error if problem.

createSequence($seq_name)   X-Ref
Creates a new sequence

param: string $seq_name  name of the new sequence
return: int  DB_OK on success.  A DB_Error object is returned if

dropSequence($seq_name)   X-Ref
Deletes a sequence

param: string $seq_name  name of the sequence to be deleted
return: int  DB_OK on success.  DB_Error if problems.

getSpecialQuery($type)   X-Ref
Returns the query needed to get some backend info

param: string $type What kind of info you want to retrieve
return: string The SQL query string

autoCommit($onoff = false)   X-Ref
Enable/disable automatic commits


commit()   X-Ref
Commit the current transaction.


rollback()   X-Ref
Roll back (undo) the current transaction.


tableInfo($result, $mode = null)   X-Ref
Returns information about a table or a result set.

NOTE: only supports 'table' and 'flags' if <var>$result</var>
is a table name.

param: object|string  $result  DB_result object from a query or a
param: int            $mode    a valid tableInfo mode
return: array  an associative array with the information requested

_sybase_field_flags($table, $column)   X-Ref
Get the flags for a field.

Currently supports:
+ <samp>unique_key</samp>    (unique index, unique check or primary_key)
+ <samp>multiple_key</samp>  (multi-key index)

param: string  $table   table name
param: string  $column  field name
return: string  space delimited string of flags.  Empty string if none.

_add_flag(&$array, $value)   X-Ref
Adds a string to the flags array if the flag is not yet in there
- if there is no flag present the array is created.

param: array  $array  reference of flags array to add a value to
param: mixed  $value  value to add to the flag array

quoteIdentifier($str)   X-Ref
Quote a string so it can be safely used as a table / column name

Quoting style depends on which database driver is being used.

param: string $str  identifier name to be quoted
return: string  quoted identifier string



Généré le : Sat Feb 24 14:40:03 2007 par Balluche grâce à PHPXref 0.7