ODBCTest->psqlodbc Driver:SQLDriverConnect or SQLConnect
psqlodbc Driver->libes (C interface):DB Parameters
libes (C interface)->Connection Factory:ESConn
Connection Factory->ESConn:Initialize ESConn
ESConn->libes (C interface):ESConn object
libes (C interface)->ESConn:DB Parameters
ESConn->libes (C interface):DB Parameters Validation Result
libes (C interface)->ESConn:Connect to DB
database ElasticSearch
ESConn->ElasticSearch:Get
ElasticSearch->ESConn:data
ESConn->libes (C interface):DB Connection Result
libes (C interface)->psqlodbc Driver:ESConn object with DB Connection
psqlodbc Driver->ODBCTest:SQL Code Result