DB_common::autoPrepare()

DB_common::autoPrepare() --  Prepares an INSERT or UPDATE statement based on variables you supply

Synopsis

resource autoPrepare (string $table, array $table_fields, integer $mode = DB_AUTOQUERY_INSERT [, string $where = FALSE])

Description

Automatically builds an INSERT or UPDATE SQL statement so it can later be used by execute() or executeMultiple().

Parameter

string $table

name of the table

array $table_fields

ordered array containing the fields names

Be aware that these fields are assigned ? placeholders, therefore the data you pass to them in the execute() will be automatically escaped and quoted according to the current DBMS's requirements.

integer $mode

type of query to make (DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE)

string $where

a string to be used in the WHERE clause. This is only used when $mode is DB_AUTOQUERY_UPDATE. The string is put directly into the query, so you must escape and quote literals according to the DBMS's standards.

Return value

resource - resource handle for the query or a DB_Error object on failure

Throws

Table 33-1. Possible PEAR_Error values

Error codeError messageReasonSolution
DB_ERROR_NEED_MORE_DATA insufficient data supplied The ordered array, which has to contain fields names, is empty. Check and correct your fields names array.
DB_ERROR_SYNTAX syntax error You use an unknown mode. Available modes are only DB_AUTOQUERY_INSERT for INSERT queries or DB_AUTOQUERY_UPDATE for UPDATE queries.
DB_ERROR_NODBSELECTED no database selected No database was chosen. Check the DSN in connect().
every other error code  Database specific error Check the database related section of PHP-Manual to detect the reason for this error.

Note

This function can not be called statically.

Example

See

"Intro - Prepare & Execute", "Intro - autoPrepare & autoExecute", prepare(), execute(), executeMultiple(), autoExecute()