- parse tree
- 語(yǔ)法分析: syntax analysis; syntactic a ...
- 樹: tree
- 語(yǔ)法分析: grammatical analysis, parsing; parse; syntactic analysis; syntax analysis; syntax parsing
- 語(yǔ)法分析, 剖析: parsing
- 語(yǔ)法分析法: syntactic analysis technique
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語(yǔ)法分析樹的英文
- parse tree
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例句與用法
- Many mature technologies on this level have been brought out , such as the relational algebra law , the improved logical query plan , the cost estimation of operation , the selective plan based on cost and order of joint , etc . although many methods have been tried out , no remarkable result or noteworthy technology has come to reality because of complexity of data decomposition and network effects
例如，從物理查詢計(jì)劃的底層磁盤輸入輸出到語(yǔ)法分析階段的語(yǔ)法分析樹、用于改進(jìn)查詢計(jì)劃的代數(shù)定律、邏輯查詢計(jì)劃的改進(jìn)，以及操作代價(jià)的估計(jì)、基于代價(jià)的計(jì)劃和連接順序的選擇等全過程，都進(jìn)行了不懈的努力。在這方面的研究已經(jīng)非常成熟。