SQL

1.Database 관리, user 관리

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2.Table

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3.SELECT, INSERT, UPDATE, DELETE

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4.ORDER BY, Comparison Operators, Logical Operators

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5.Union, Join

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6.concat, alias, distinct, limit

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7.AWS RDS DB 만들기

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8.AWS SQL File

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9.Python with MySQL

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10.Primary Key, Foreign Key

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11.Aggregate Functions

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12.Scalar Functions

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13.Subquery

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