Relational Database conceptsRetrieving Data using the SQL SELECT StatementRestricting and Sorting DataUsing Single-Row Functions to Customize OutputUsing Conversion Functions and Conditional ExpressionsReporting Aggregated Data Using Group FunctionsDisplaying Data from Multiple TablesUsing Subqueries to Solve QueriesUsing SET OperatorsManaging Tables using DML statementsManaging Indexes Synonyms and SequencesUse DDL to manage tables and their relationshipsManaging ViewsControlling User AccessManaging Objects with Data Dictionary ViewsManaging Data in Different Time Zones