Database

SQL
01) SQL Notes for Professionals
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Oracle
Oracle Database
02) Oracle Database User Guide (11g)
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Oracle SQL Developer
03) Oracle SQL Developer User Guide (Primary Author Chuck Murray)
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Oracle Database Administrator
04) Oracle Database Administrator (10g)
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05) Oracle Database Notes for Professionals
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Microsoft
06) Microsoft SQL Server Notes for Professionals
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Mongo
07) Mongo Database Notes for Professionals
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MySQL
08) MySQL Notes for Professionals
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PostgreSQL
09) PostgreSQL Notes for Professionals
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