Chapter Summary
This chapter has provided you with a broad overview of SQL and a tutorial for using the most common SQL commands. In this chapter, you learned the following:
To accomplish work with Oracle, applications must use SQL commands.
Use the SQL command SELECT to build queries that retrieve data from database tables. A query's FROM clause specifies the table(s) to target. A query's SELECT clause determines what columns to include in the query's result set—the SELECT clause can contain simple column names as well as expressions that use operators, ...
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