createTable() public method
Creates a SQL command for creating a new DB table.
The columns in the new table should be specified as name-definition pairs (e.g. 'name' => 'string'), where name stands for a column name which will be properly quoted by the method, and definition stands for the column type which can contain an abstract DB type. The method yii\db\QueryBuilder::getColumnType() will be called to convert the abstract column types to physical ones. For example, string
will be converted as varchar(255)
, and string not null
becomes varchar(255) not null
.
If a column is specified with definition only (e.g. 'PRIMARY KEY (name, type)'), it will be directly inserted into the generated SQL.
public $this createTable ( $table, $columns, $options = null ) | ||
---|---|---|
$table | string |
The name of the table to be created. The name will be properly quoted by the method. |
$columns | array |
The columns (name => definition) in the new table. |
$options | string |
Additional SQL fragment that will be appended to the generated SQL. |
return | $this |
The command object itself |
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