DBA_STREAMS_TRANSFORMATIONS displays information about all transformations available on a system, in order of execution.
| Column | Datatype | NULL | Description | 
|---|---|---|---|
| RULE_OWNER | VARCHAR2(30) | Owner of the rule | |
| RULE_NAME | VARCHAR2(30) | Name of the rule | |
| TRANSFORM_TYPE | VARCHAR2(26) | Type of the transformation: 
 | |
| FROM_SCHEMA_NAME | VARCHAR2(30) | Schema to be renamed | |
| TO_SCHEMA_NAME | VARCHAR2(30) | New schema name | |
| FROM_TABLE_NAME | VARCHAR2(30) | Table to be renamed | |
| TO_TABLE_NAME | VARCHAR2(30) | New table name | |
| SCHEMA_NAME | VARCHAR2(30) | Schema of the column to be modified | |
| TABLE_NAME | VARCHAR2(30) | Table of the column to be modified | |
| FROM_COLUMN_NAME | VARCHAR2(4000) | Column to be renamed | |
| TO_COLUMN_NAME | VARCHAR2(4000) | New column name | |
| COLUMN_NAME | VARCHAR2(4000) | Column to add or delete | |
| COLUMN_VALUE | ANYDATA | Value of the column to add | |
| COLUMN_TYPE | VARCHAR2(4000) | Type of the new column | |
| COLUMN_FUNCTION | VARCHAR2(30) | Name of the default function used to add a column | |
| VALUE_TYPE | VARCHAR2(3) | Indicates whether to modify the old ( OLD), new (NEW), or both (*) values of the LCR | |
| USER_FUNCTION_NAME | VARCHAR2(4000) | Name of the user-defined transformation function to run | |
| SUBSETTING_OPERATION | VARCHAR2(6) | DML operation for row subsetting: 
 | |
| DML_CONDITION | VARCHAR2(4000) | Row subsetting condition | |
| DECLARATIVE_TYPE | VARCHAR2(13) | Type of declarative transform: 
 | |
| PRECEDENCE | NUMBER | Execution order relative to other declarative transformations on the same STEP_NUMBER | |
| STEP_NUMBER | NUMBER | Order in which this transformation should be executed |