the ways database formation soa/esb?


situation: bank an aged leave abs (automatic bank system).



bank wants to:




  1. notify aged leave crm component client's comment changes (publish operation).

  2. check pin codes fan cards (request/response operation) - synchronious mode.



abs implemented unequivocally aged private technologies storedprocedures calls. so, i bond component around database only.



which ways java/.net (esb) concentration formation old/legacy database component know?



write/publish operation



any vendor's databse server:




  1. scan tables new entries - too low speed.

  2. trigger (if they're supported) handles sql updates inserts writes eventuality information table. concentration listener should checking list events.

  3. oracle serevr : pl/sql triggers + seer aq. listener jms.



reading operation




  1. just outcome tables abs - dangerous.


  2. ...




how report leave database component responses synchronious mode??? exercise write/read synchronious mode???



again, ways java/.net (esb) concentration formation old/legacy database component know?



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