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SemanticImport

SemanticImport[file] attempts to import a file semantically to give a Dataset object.

SemanticImport[file,type] attempts to interpret all elements in the file as being of the specified type.

SemanticImport[file,{type1,type2,…}] attempts to interpret elements in successive columns as being of the specified types. 

SemanticImport[file,<|col1->type1,col2->type2,…|>] keeps only the columns coli specified by their positions or names.

SemanticImport[file,typespec,form] puts the result in the specified form.

Please visit the official Wolfram Language Reference for more details and examples on core symbols.