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Displaying posts with tag: BOOLEAN MODE (reset)
MySQL5.7 with FTS NGRAM(IN BOOLEAN MODE)

一つ前のPOSTで検証したデータでそのまま、NGRAMにてIN BOOLEAN MODEを使い検索してみました。

Natural Language
自然言語処理
By default or with the IN NATURAL LANGUAGE MODE modifier,
the MATCH() function performs a natural language search for a string against a text collection.
– text searched for is converted to a union of n-gram values. For example, ‘sql’ is converted to ‘sq ql’ (with a default token size of 2 or bigram).

Boolean
真(true)と偽(false)の2種類の値だけを扱う型 (“+”、”-“で条件設定可能)
MySQL can perform boolean full-text searches using the IN BOOLEAN MODE modifier.
With this modifier, certain characters have special meaning at the beginning or end of words in the search …

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