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learningsql.org

SQL · 25 lessons

01Introduction to SQL15m 02Selecting Data20m 03Filtering and Sorting20m 04Inserting and Updating Data20m 05Joins and Relationships25m 16String Functions25m 18Null Handling25m 20Data Types And Casting25m

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17Prior lessonDate and Time Functions18 · Null Handlinglesson 18 of 25Up nextSet Operations19

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learningsql.orgsql/18 · exerciselesson 18 of 25