COMT_BW_TEXT_EXT_FIELD is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Field of a Text Extractor" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_COMT_BW_TEXT_EXT_FIELD TYPE COMT_BW_TEXT_EXT_FIELD.
The COMT_BW_TEXT_EXT_FIELD table consists of various fields, each holding specific information or linking keys about Field of a Text Extractor data available in SAP. These include SELECTION (Properties of a DataSource Field)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .