| AlterTableDropStep | AlterTableStep. drop(java.lang.String field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(java.lang.String... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(java.util.Collection<? extends Field<?>> fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(Field<?> field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(Field<?>... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(Name field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. drop(Name... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumn(java.lang.String field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumn(Field<?> field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumn(Name field) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumnIfExists(java.lang.String field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumnIfExists(Field<?> field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumnIfExists(Name field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumns(java.lang.String... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumns(java.util.Collection<? extends Field<?>> fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumns(Field<?>... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropColumns(Name... fields) | Add an DROP COLUMNclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropIfExists(java.lang.String field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropIfExists(Field<?> field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. | 
| AlterTableDropStep | AlterTableStep. dropIfExists(Name field) | Add an DROP COLUMN IF EXISTSclause to theALTER TABLEstatement. |