This section shows you advanced Oracle SQL techniques including views, indexes, synonyms, and sequences.
Section 1. Views #
- Creating a view – create a new view.
- Drop a view – drop a view from the database.
- Updatable views – create updatable views.
- Inline views – discuss inline views.
- With Check Option– ensure consistency of views.
Section 2. Indexes #
- Creating a new index – create a new index.
- Removing an index – drop an index.
- Unique index – enforce the uniqueness of values one or more columns.
- Function-based index – boost the performance of the queries that include expressions.
- Bitmap index – leverage the bitmap index for a column that has a few distinct values.
Section 3. Synonyms #
- Create Synonym – create a new synonym for a table.
- Drop Synonym – drop a synonym from the database.
Section 4. Sequences #
- Create Sequence– create a new sequence object.
- Alter Sequence – modify the attributes and behaviors of a sequence.
- Drop Sequence – drop a sequence.
Section 5. Oracle SQL Recipes #
- Find duplicate records – show you various ways to find duplicate records in a table.
- Delete duplicate records – learn how to clean up data by removing duplicate rows in a table.
- Compare two rows within the same table – describe the technique to compare two rows within the same table.
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