| 摘要 |
A data item name constituting a source data schema is extracted ( 1051 ), a data item name constituting a target data schema is extracted ( 1052 ), element concepts included in the extracted data item names of the source data schema and the target data schema are extracted ( 1053 ), a distinctive relation between the data item names is set based on the extracted element concepts to be stored in an ontology ( 1061 ), the data item names of the source data schema and the target data schema are read, a correlation is set between the two read data item names based on the distinctive relation to be stored in a mapping definition file ( 1071 ).
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