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v4.2
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    v4.2

      CONTAINS | Full-Text

      contains judges if the word segmentation result of a given string contains the the word segmentation result of a sub string

      • Expression: ~<fulltext> contains "<subtext1>* <subtext2>* ..."
      • Operand: full-text index, string constant
      • Pattern: fuzzy match (with star *) and precise match (w/o star *), refer to Full-text Index for details

      Full-text contain exists only in Ultipa filter, and cannot appear as an expression in a UQL clause.

      Common Usage

      Example: Find products that contain keywords 'graph' and 'database' by the full-text index named 'prodDesc'

      find().nodes({~prodDesc contains "graph database"}) 
      return nodes
      

      Please refer to Index | Full-text | LTE - Full-text Index for more examples.

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