Creating a Data Warehouse Through Joins and Unions Reviews

65683 reviews

Nicolas P. · Reviewed בערך 3 שנים ago

Donato R. · Reviewed בערך 3 שנים ago

Priyadharshini K. · Reviewed בערך 3 שנים ago

Ramprabhu N. · Reviewed בערך 3 שנים ago

Herni K. · Reviewed בערך 3 שנים ago

The 'check my progress' buttons are too prescriptive. If you write your own queries (which helps to learn better), you fail the check my progress task, even if you get the same results.

Christopher L. · Reviewed בערך 3 שנים ago

Shakib Rahat C. · Reviewed בערך 3 שנים ago

Raisa A. · Reviewed בערך 3 שנים ago

SOURAV B. · Reviewed בערך 3 שנים ago

MEDIKONDA H. · Reviewed בערך 3 שנים ago

Task 7 says UNION removes duplicates, but it only seemed to work with UNION DISTINCT or UNION ALL, not just UNION

Cristian S. · Reviewed בערך 3 שנים ago

Alben S. · Reviewed בערך 3 שנים ago

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Dimos N. · Reviewed בערך 3 שנים ago

Gerald S. · Reviewed בערך 3 שנים ago

Pranjal L. · Reviewed בערך 3 שנים ago

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