Things to practice for Oracle test 1Z0-047
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Things to practice for Oracle test 1Z0-047
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The certification test for Oracle 11i Database SQL Expert (1Z0-047) requires a profound knowledge of developing a database. Oracle certifications are considered to be the hottest credentials in the database world. To clear the exam of 1Z0-047, you must be well versed with the objectives specified for the test. Practicing especially in the following areas will definitely help raise your level of confidence:
- Use the SELECT statement along with its various functions.
- Use conversion functions.
- Create schema objects.
- Use the GROUP function with all its possible clauses.
- Use SQL and iSQL*Plus statements.
- Use equi-joins, non-equi-joins, self joins, and outer joins.
- Generate Cartesian products from tables.
- Use sub queries.
- Use multi-table INSERTS.
- Perform FLASHBACK operations.
- Grant and revoke privileges and roles on a table.
- Use ROLLUP and CUBE operations.
- Use GROUPING and GROUPING SETS functions.
- Use hierarchical query and format hierarchical data.
- Know the tree structured report.
- Use meta characters and replace patterns.
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