<transcript><audio_20>and uh we've kind of been talking about the different um implementations of operators we talked about you know specifically how to implement a join how to implement sorting how to implement an aggregation all that stuff we've been we've been speaking about</transcript><transcript><audio_21>those in isolation so far and in this class hopefully uh you're going to see how and understand how everything kind of fits together to go from the individual operator implementations that we have all the way</transcript><transcript><audio_22>up to the final query result that we're going to get by executing this sql query so just a high level overview of what we're going to cover in today's class uh we're gonna start out by talking about the the different processing models we have available to</transcript><transcript><audio_23>us so how actually we're going to implement the the passing of of results between query operators as we stitch them together we're going to revisit access methods i know we talked a little bit about some</transcript><transcript><audio_24>of the different options uh table scans index scans that kind of stuff we we talked a little bit about those in previous lectures but today we're going to revisit those and expand on them a little bit um modification queries so you know</transcript><transcript><audio_25>typically we think about read queries how we can retrieve data from the database but it's equally as important to figure out you know how we're going to execute uh inserts updates and deletes to our database so those are an important consideration and</transcript> and uh we've kind of been talking about the different um implementations of operators we talked about you know specifically how to implement a join how to implement sorting how to implement an aggregation all that stuff we've been we've been speaking about those in isolation so far and in this class hopefully uh you're going to see how and understand how everything kind of fits together to go from the individual operator implementations that we have all the way up to the final query result that we're going to get by executing this sql query so just a high level overview of what we're going to cover in today's class uh we're gonna start out by talking about the the different processing models we have available to us so how actually we're going to implement the the passing of of results between query operators as we stitch them together we're going to revisit access methods i know we talked a little bit about some of the different options uh table scans index scans that kind of stuff we we talked a little bit about those in previous lectures but today we're going to revisit those and expand on them a little bit um modification queries so you know typically we think about read queries how we can retrieve data from the database but it's equally as important to figure out you know how we're going to execute uh inserts updates and deletes to our database so those are an important consideration and
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