coordinate map vs schema

coordinate map

noun
  • Synonym of coordinate chart. 

schema

noun
  • A formal description of the structure of a database: the names of the tables, the names of the columns of each table, and the data type and other attributes of each column. 

  • An outline or image universally applicable to a general conception, under which it is likely to be presented to the mind (for example, a body schema). 

  • A monastic habit in the Greek Orthodox Church. 

  • A formal description of data, data types, and data file structures, such as XML schemas for XML files. 

  • A formula in the metalanguage of an axiomatic system, in which one or more schematic variables appear, which stand for any term or subformula of the system, which may or may not be required to satisfy certain conditions. 

How often have the words coordinate map and schema occurred in a corpus of books? (source: Google Ngram Viewer )