Heterogeneous data source retrieval method and device, equipment and medium

The invention relates to the technical field of data access, and discloses a heterogeneous data source retrieval method and device, equipment and a medium, configuration files corresponding to various data sources are analyzed to obtain universal interface objects; the universal interface object com...

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Bibliographic Details
Main Authors HE JIANG, YI FENG, LIU CHANGYU, CEN KUAN
Format Patent
LanguageChinese
English
Published 31.10.2023
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:The invention relates to the technical field of data access, and discloses a heterogeneous data source retrieval method and device, equipment and a medium, configuration files corresponding to various data sources are analyzed to obtain universal interface objects; the universal interface object comprises SQL statements corresponding to various operations; converting the universal interface object into structured data; the SQL statements corresponding to the structured data are all static SQL statements. Converting the structured data into DSL statements matched with the various data sources according to DSL statement formats corresponding to the various data sources; recording a corresponding relationship between the static SQL statement and DSL statements matched with various data sources; and when the SQL data request is acquired, acquiring data from the data source required to be accessed by the SQL data request according to the corresponding relationship. A user can access various data sources only by us
Bibliography:Application Number: CN202310834127