Extends PDO to simplify cross-database issues
| package |
Query |
| subpackage |
Drivers |
Methods
PDO constructor wrapper
__construct(string $dsn, string $username = NULL, string $password = NULL, array $driver_options = array())
Parameters
$dsn
string
$username
string
$password
string
$driver_options
array
Helper method for quote_ident
_quote(mixed $str) : mixed
Parameters
$str
mixed
Returns
mixed
Returns number of rows affected by an INSERT, UPDATE, DELETE type query
affected_rows() : int
Method to simplify retreiving db results for meta-data queries
driver_query(string|array|null $query, bool $filtered_index = TRUE) : array
Parameters
$query
stringarraynull
$filtered_index
bool
Returns
array
Retrieve column information for the current database table
get_columns(string $table) : array
Parameters
$table
string
Returns
array
Return list of dbs for the current connection, if possible
get_dbs() : array
Retrieve foreign keys for the table
get_fks(string $table) : array
Parameters
$table
string
Returns
array
Return list of function for the current database
get_functions() : array
Retrieve indexes for the table
get_indexes(string $table) : array
Parameters
$table
string
Returns
array
Return list of stored procedures for the current database
get_procedures() : array
Return schemas for databases that list them
get_schemas() : array
Return list of sequences for the current database, if they exist
get_sequences() : array
Retreives an array of non-user-created tables for
the connection/database
get_system_tables() : array
Return list of tables for the current database
get_tables() : array
Return list of triggers for the current database
get_triggers() : array
Retrieve list of data types for the database
get_types() : array
Return list of views for the current database
get_views() : array
Create sql for batch insert
insert_batch(string $table, array $data = array()) : array
Parameters
$table
string
$data
array
Returns
array
Return the number of rows returned for a SELECT query
num_rows() : int
Prefixes a table if it is not already prefixed
prefix_table(string $table) : string
Parameters
$table
string
Returns
string
Create and execute a prepared statement with the provided parameters
prepare_execute(string $sql, array $params) : \PDOStatement
Parameters
$sql
string
$params
array
Returns
Simplifies prepared statements for database queries
prepare_query(string $sql, array $data) : \PDOStatement
Parameters
$sql
string
$data
array
Exceptions
Returns
Surrounds the string with the databases identifier escape characters
quote_ident(mixed $ident) : string
Parameters
$ident
mixed
Returns
string
Quote database table name, and set prefix
quote_table(string $table) : string
Parameters
$table
string
Returns
string
Empty the passed table
truncate(string $table) : void
Sets the table prefix on the passed string
_prefix(string $str) : string
Parameters
$str
string
Returns
string
Properties
Last query executed
$last_query : string
Prefix to apply to table names
$table_prefix : string
Character to escape indentifiers
$escape_char : string