NAME
DBIx::SQLHandler - Sql statement handler.
SYNOPSIS
use DBIx::SQLHandler
my $sql_handler = new DBIx::SQLHandler(
name => 'emp_ins',
connection => $connection,
sql => "INSERT INTO emp(empno, ename) VALUES(?, ?)"
);
$sql_handler->execute(1, 'Smith');
$sql_handler->execute(2, 'Witek');
my $sql_handler = new DBIx::SQLHandler(
name => 'emp_upd',
connection => $connection,
sql => "UPDATE emp SET ename = ? WHERE empno = ?"
);
$sql_handler->execute('Smith2',1);
or
use DBIx::Connection;
...
my $sql_handler = $connection->sql_handler(
name => 'emp_ins'
sql => "INSERT INTO emp(empno, ename) VALUES(?, ?)",
);
$sql_handler->execute(1, 'Smith');
DESCRIPTION
Represents wrapper for sql statments. It manages sql statement's information within its state. If an error occurs on any stage (prepare, execute, binding) you will get full information including connection name, sql, binding variables. Caching statements (if using name). It gathers performance statistics (optionaly).
EXPORT
None.
ATTRIBUTES
- name
-
Statement name.
- connection
-
Database connection.
- sth
-
Cursor handler.
- sql
-
SQL text for cursor.
METHODS
- initialise
-
Prepares the sql statement.
- prepare
-
Prepare the statement.
- execute
-
Executes the statement.
- bind_columns
-
Binds column to the statement.
- bind_params_inout
-
Bind parameters to the statement.
- bind_params
-
Bind parameters to the statement.
- error_handler
-
Returns error messagem, takes error message, and optionally bind variables. If bind variables are passed in the sql's place holders are replaced with the bind_variables.
- cleanup
COPYRIGHT AND LICENSE
The DBIx::SQLHandler module is free software. You may distribute under the terms of either the GNU General Public License or the Artistic License, as specified in the Perl README file.
AUTHOR
Adrian Witas, adrian@webapp.strefa.pl
See also DBIx::Connection DBIx::QueryCursor DBIx::PLSQLHandler.