• Data Warehouse Service

dws
  1. Help Center
  2. Data Warehouse Service
  3. Developer Guide
  4. Full Text Search
  5. Limitations

Limitations

The current limitations of DWS's full text search are:

  • The length of each lexeme must be less than 2K bytes.
  • The length of a tsvector (lexemes + positions) must be less than 1 megabyte.
  • Position values in tsvector must be greater than 0 and no more than 16383.
  • No more than 256 positions per lexeme. Excessive positions, if any, will be discarded.
  • The number of nodes (lexemes + operators) in a tsquery must be less than 32768.