| Zeile 1093 | Zeile 1093 |
|---|
$primary_key = array();
$primary_key_name = '';
|
$primary_key = array();
$primary_key_name = '';
|
| |
$unique_keys = array();
|
// We do this in two steps. It makes placing the comma easier
while($row = $this->fetch_array($query))
{
if($row['primary_key'] == 't')
|
// We do this in two steps. It makes placing the comma easier
while($row = $this->fetch_array($query))
{
if($row['primary_key'] == 't')
|
{
| {
|
$primary_key[] = $row['column_name'];
$primary_key_name = $row['index_name'];
}
|
$primary_key[] = $row['column_name'];
$primary_key_name = $row['index_name'];
}
|
| |
if($row['unique_key'] == 't')
{
$unique_keys[$row['index_name']][] = $row['column_name'];
}
}
if(!empty($primary_key))
{
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
|
}
|
}
|
if(!empty($primary_key))
| foreach($unique_keys as $key_name => $key_columns)
|
{
|
{
|
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
| $lines[] = " CONSTRAINT $key_name UNIQUE (".implode(', ', $key_columns).")";
|
}
$table_lines .= implode(", \n", $lines);
| }
$table_lines .= implode(", \n", $lines);
|
| Zeile 1176 | Zeile 1188 |
|---|
* @return boolean True or false if supported or not.
*/
function supports_fulltext_boolean($table)
|
* @return boolean True or false if supported or not.
*/
function supports_fulltext_boolean($table)
|
{
return false;
}
| {
return false;
}
|
/**
* Creates a fulltext index on the specified column in the specified table with optional index name.
|
/**
* Creates a fulltext index on the specified column in the specified table with optional index name.
|
| Zeile 1262 | Zeile 1274 |
|---|
else
{
$this->write_query('DROP TABLE '.$table_prefix.$table);
|
else
{
$this->write_query('DROP TABLE '.$table_prefix.$table);
|
}
| }
|
$query = $this->query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$table}' and constraint_name = '{$table}_pkey' LIMIT 1");
$field = $this->fetch_field($query, 'column_name');
| $query = $this->query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$table}' and constraint_name = '{$table}_pkey' LIMIT 1");
$field = $this->fetch_field($query, 'column_name');
|
| Zeile 1348 | Zeile 1360 |
|---|
if($update === true)
{
return $this->update_query($table, $replacements, $search_bit);
|
if($update === true)
{
return $this->update_query($table, $replacements, $search_bit);
|
}
| }
|
else
{
return $this->insert_query($table, $replacements, $insert_id);
|
else
{
return $this->insert_query($table, $replacements, $insert_id);
|
}
}
| }
}
|
/**
* @param string $table
* @param string $append
|
/**
* @param string $table
* @param string $append
|
*
| *
|
* @return string
*/
function build_fields_string($table, $append="")
| * @return string
*/
function build_fields_string($table, $append="")
|
| Zeile 1373 | Zeile 1385 |
|---|
}
return $fieldstring;
|
}
return $fieldstring;
|
}
| }
|
/**
* Drops a column
|
/**
* Drops a column
|
*
* @param string $table The table
| *
* @param string $table The table
|
* @param string $column The column name
* @return resource
*/
| * @param string $column The column name
* @return resource
*/
|
| Zeile 1389 | Zeile 1401 |
|---|
/**
* Adds a column
|
/**
* Adds a column
|
*
* @param string $table The table
| *
* @param string $table The table
|
* @param string $column The column name
* @param string $definition the new column definition
* @return resource
*/
function add_column($table, $column, $definition)
|
* @param string $column The column name
* @param string $definition the new column definition
* @return resource
*/
function add_column($table, $column, $definition)
|
{
| {
|
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD {$column} {$definition}");
}
| return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD {$column} {$definition}");
}
|
| Zeile 1406 | Zeile 1418 |
|---|
* @param string $table The table
* @param string $column The column name
* @param string $new_definition the new column definition
|
* @param string $table The table
* @param string $column The column name
* @param string $new_definition the new column definition
|
* @param boolean $new_not_null Whether to drop or set a column
* @param boolean $new_default_value The new default value (if one is to be set)
| * @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false)
* @param boolean|string $new_default_value The new default value, or false to drop the attribute
|
* @return bool Returns true if all queries are executed successfully or false if one of them failed
*/
function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)
{
$result1 = $result2 = $result3 = true;
|
* @return bool Returns true if all queries are executed successfully or false if one of them failed
*/
function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)
{
$result1 = $result2 = $result3 = true;
|
|
|
if($new_definition !== false)
{
$result1 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} TYPE {$new_definition}");
| if($new_definition !== false)
{
$result1 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} TYPE {$new_definition}");
|
| Zeile 1424 | Zeile 1436 |
|---|
$set_drop = "DROP";
if(strtolower($new_not_null) == "set")
|
$set_drop = "DROP";
if(strtolower($new_not_null) == "set")
|
{
| {
|
$set_drop = "SET";
}
$result2 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} {$set_drop} NOT NULL");
}
|
$set_drop = "SET";
}
$result2 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} {$set_drop} NOT NULL");
}
|
if($new_default_value !== false)
| if($new_default_value !== null)
|
{
|
{
|
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} SET DEFAULT {$new_default_value}");
}
else
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} DROP DEFAULT");
| if($new_default_value !== false)
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} SET DEFAULT {$new_default_value}");
}
else
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} DROP DEFAULT");
}
|
}
return $result1 && $result2 && $result3;
| }
return $result1 && $result2 && $result3;
|
| Zeile 1450 | Zeile 1465 |
|---|
* @param string $old_column The old column name
* @param string $new_column the new column name
* @param string $new_definition the new column definition
|
* @param string $old_column The old column name
* @param string $new_column the new column name
* @param string $new_definition the new column definition
|
* @param boolean $new_not_null Whether to drop or set a column
* @param boolean $new_default_value The new default value (if one is to be set)
| * @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false)
* @param boolean|string $new_default_value The new default value, or false to drop the attribute
|
* @return bool Returns true if all queries are executed successfully
*/
function rename_column($table, $old_column, $new_column, $new_definition, $new_not_null=false, $new_default_value=false)
| * @return bool Returns true if all queries are executed successfully
*/
function rename_column($table, $old_column, $new_column, $new_definition, $new_not_null=false, $new_default_value=false)
|