namespace Drupal\Core\Database\SchemaDefinition
| Object name | File name | Summary |
|---|---|---|
| Column | core/lib/Drupal/Core/Database/SchemaDefinition/Column.php | Describes a database table's column. |
| FloatValue | core/lib/Drupal/Core/Database/SchemaDefinition/FloatValue.php | A class holding a float value. |
| ForeignKey | core/lib/Drupal/Core/Database/SchemaDefinition/ForeignKey.php | Describes a database foreign key. |
| Index | core/lib/Drupal/Core/Database/SchemaDefinition/Index.php | Describes a database index. |
| IntValue | core/lib/Drupal/Core/Database/SchemaDefinition/IntValue.php | A class holding an int value. |
| KeyBase | core/lib/Drupal/Core/Database/SchemaDefinition/KeyBase.php | Base class for table keys (primary, unique, index). |
| KeyColumn | core/lib/Drupal/Core/Database/SchemaDefinition/KeyColumn.php | Describes a column of a database index or key. |
| NullValue | core/lib/Drupal/Core/Database/SchemaDefinition/NullValue.php | A class holding a null value. |
| PrimaryKey | core/lib/Drupal/Core/Database/SchemaDefinition/PrimaryKey.php | Describes a table's primary key. |
| Schema | core/lib/Drupal/Core/Database/SchemaDefinition/Schema.php | Describes a database schema as a collection of database objects. |
| SchemaDefinitionInterface | core/lib/Drupal/Core/Database/SchemaDefinition/SchemaDefinitionInterface.php | Interface for objects describing database elements. |
| StringValue | core/lib/Drupal/Core/Database/SchemaDefinition/StringValue.php | A class holding a string value. |
| Table | core/lib/Drupal/Core/Database/SchemaDefinition/Table.php | Describes a database table. |
| UniqueKey | core/lib/Drupal/Core/Database/SchemaDefinition/UniqueKey.php | Describes a database unique key. |
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