data index造句
例句與造句
- research of distribute massive text data index and retrieval system
分布式海量文本檢索系統(tǒng)研究 - myisam table type does not have the notion of tablespace-all the data indexes are stored in files
myisam表類型沒有表空間的概念所有的數(shù)據(jù)/索引都存儲在文件中。 - this parameter can improve performance for character data index lookup on non-unicode, sql server 2000 or tables
該參數(shù)可提高對非unicode、sqlserver2000或表進(jìn)行字符數(shù)據(jù)索引查找時的性能。 - this thesis introduces a method of spatial data index based on character and its application to spatial relation analysis of spatial object
本文介紹了一種基于字符的空間對象索引方式及其在表達(dá)空間對象的空間關(guān)系分析上的應(yīng)用。 - the spatial data index betakes the spatial data structure based on the improved r-tree structure, and the property index uses the b + tree data structure
空間數(shù)據(jù)索引采用基于改進(jìn)r-tree的空間數(shù)據(jù)索引結(jié)構(gòu)，屬性數(shù)據(jù)索引采用b~+樹數(shù)據(jù)結(jié)構(gòu)。 - It's difficult to find data index in a sentence. 用data index造句挺難的
- this thesis is primarily concerning building data model and data index in the theory part and feasibility of cbr in video retrieval in the technical realization part
論文重點涉及到的理論部分是數(shù)據(jù)模型及數(shù)據(jù)索引，實現(xiàn)部分主要說明了基于內(nèi)容的視頻檢索的可行性。 - this thesis mainly discusses spatial relation of simple area object in two-dimensional space, the methods of spatial data index in gis and the application of spatial data index
本文著重討論了gis中二維簡單空間區(qū)域?qū)ο蟮目臻g關(guān)系，gis空間數(shù)據(jù)索引方式，以及空間數(shù)據(jù)索引的應(yīng)用。 - this thesis mainly discusses spatial relation of simple area object in two-dimensional space, the methods of spatial data index in gis and the application of spatial data index
本文著重討論了gis中二維簡單空間區(qū)域?qū)ο蟮目臻g關(guān)系，gis空間數(shù)據(jù)索引方式，以及空間數(shù)據(jù)索引的應(yīng)用。 - the system adopts spatial data model based on the vector data model; topology relation model uses spatial data model combined with spatial data index; and makes use of relation database to save spatial entity data
本系統(tǒng)采用基于矢量數(shù)據(jù)模型的空間數(shù)據(jù)模型；拓?fù)潢P(guān)系模型采用空間數(shù)據(jù)模型與空間數(shù)據(jù)索引結(jié)合；采用關(guān)系數(shù)據(jù)庫存儲空間對象數(shù)據(jù)。 - on the aspect of data index, the essential of spatial index was advanced based on database, and a spatial index method called the spatial grid index method was put forward based on two phases database query
在數(shù)據(jù)索引方面，提出了基于數(shù)據(jù)庫的空間索引的實質(zhì)，對基于數(shù)據(jù)庫的空間索引作了一定的研究，提出了基于數(shù)據(jù)庫的sql兩階段查詢的空間網(wǎng)格索引機制。 - this paper took sde as research object . after describing the conception of sde, the essential and characteristic of sde, the four main aspects of sde-data model, data index, network transfer and manage tools were studyed
本文以空間數(shù)據(jù)庫引擎(spatialdotabaseengine，sde)為研究對象，在描述了sde的概念以及sde的實質(zhì)和特點的基礎(chǔ)上，研究了sde的4個主要方面的問題：數(shù)據(jù)模型、數(shù)據(jù)索引、網(wǎng)絡(luò)傳輸、管理工具。 - this thesis discusses spatial data index first, shows the history of spatial index structure, introduces the current domestic and foreign main index structure in gis's spatial joining, and then makes use of character to express spatial object
本論文首先對空間數(shù)據(jù)庫的索引進(jìn)行探討，并給出了空間索引結(jié)構(gòu)的發(fā)展演化圖，然后介紹了目前國內(nèi)外gis的空間連接過程中的主流索引結(jié)構(gòu)，最后引入了字符來表達(dá)空間對象。 - first of all, the paper illustrates the concepts and the fundamental functions of gde . then it studies four primary problems . those are data model, data index, geographic data management and geographic data access objects
本文以地理數(shù)據(jù)庫引擎(geographydatabaseengine，gde)為研究對象，在描述了gde的概念和基本功能的基礎(chǔ)上，研究了gde四個主要方面的問題：數(shù)據(jù)模型、數(shù)據(jù)索引、地理數(shù)據(jù)管理以及地理數(shù)據(jù)訪問對象。 - the paper analyzes the structure of grass's vector files and several basic indexes " methods for spatial data . lt also compares the characteristics of the postgis, peegree, openmap, etc . on the other hand, mis paper researches the spatial vector data index arithmetic
除此之外，本課題對于空間矢量數(shù)據(jù)的索引算法進(jìn)行了一定的研究，并詳細(xì)介紹了r樹模型的基本算法，同其他空間索引算法進(jìn)行了一定的比較，簡要總結(jié)了各種算法的基本特征。
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