| DatabaseSchema::addField | includes/database/schema.inc | Add a new field to a table. |
| DatabaseSchema_mysql::addField | includes/database/mysql/schema.inc | Add a new field to a table. |
| DatabaseSchema_pgsql::addField | includes/database/pgsql/schema.inc | Add a new field to a table. |
| DatabaseSchema_sqlite::addField | includes/database/sqlite/schema.inc | Add a new field to a table. |
| EntityFieldQuery::addFieldCondition | includes/entity.inc | Adds the given condition to the proper condition array. |
| SchemaTestCase::testSchemaAddField | modules/simpletest/tests/schema.test | Test adding columns to an existing table. |
| SelectQuery::addField | includes/database/select.inc | Adds a field to the list to be SELECTed. |
| SelectQueryExtender::addField | includes/database/select.inc | Adds a field to the list to be SELECTed. |
| SelectQueryInterface::addField | includes/database/select.inc | Adds a field to the list to be SELECTed. |