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Which schema is faster star or snowflake?

Which schema is faster star or snowflake? Star schemas will only join the fact table with the dimension tables, leading to simpler, faster SQL queries. Snowflake schemas have no redundant data, so they’re easier to maintain. Snowflake schemas are good for data warehouses, star schemas are better for datamarts with simple relationships. What is the […]

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What are the downsides of college?

What are the downsides of college? Is College for Everyone? Part II: The Pros and Cons of Attending a 4-Year College The Cons of Attending a Four-Year College. Tuition Costs Are Skyrocketing. A Degree Isn’t Yielding the ROI That It Used To. Loans and Debt are Crippling College Grads (and the Economy) College Doesn’t Necessarily […]

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How are patriots and loyalists similar?

How are patriots and loyalists similar? Similarities between Patriots and Loyalist In most cases, both patriots and loyalists were heirs of English settlers; They were both members of the thirteen colonies and were subjected to English law and rules; and. They were both willing to fight to promote and put forward their ideals. What did […]

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How many fact tables are there in snowflake schema?

How many fact tables are there in snowflake schema? one fact table How do I add a fact table in SSIS? Background. Create the source tables and populate them. Create the Data Warehouse. Build the SSIS Package to Populate the Fact Table. Box 1. Read Hire table in HireBase. Box 2. Get Snapshot Date Key. […]

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What is fact table and dimension table in Informatica with example?

What is fact table and dimension table in Informatica with example? Fact Table vs Dimension Table FACT TABLE DIMENSION TABLE A fact table is a table that contains summarized numerical and historical data (facts) and a multipart index composed of foreign keys from the primary keys of related dimension tables. It provides the context /descriptive […]

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How do you describe parents?

How do you describe parents? Top 10 Words to Describe Your Parents Loving. My parents can be a little nosy and overprotective at times, but I still love them. Hard-Working. My parents work too much. Awesome. Wonderful. Strict. Amazing. Arrogant. Irritating. What is the role of a mother? A mother’s role is to love her […]

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How long does it take to register for Self Assessment?

How long does it take to register for Self Assessment? It can take 20 working days (this is usually 4 weeks) to complete the registration process. Allow time so you can send your tax return by the deadline. This is 31 January, or 31 October (3 months earlier) for paper returns. It can take 20 […]

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How do you honestly assess yourself?

How do you honestly assess yourself? 3 Action Steps for an Honest Self-Assessment Develop confidence. You must develop confidence to take actions that will advance you and your business or career. Talk it out. You need to surround yourself with trusted friends and mentors who will be honest with you about your performance and what […]

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What goes in a fact table?

What goes in a fact table? In data warehousing, a fact table consists of the measurements, metrics or facts of a business process. It is located at the center of a star schema or a snowflake schema surrounded by dimension tables. Where multiple fact tables are used, these are arranged as a fact constellation schema. […]

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What fourth dimension means?

What fourth dimension means? 1 : a dimension in addition to length, breadth, and depth specifically : a coordinate in addition to three rectangular coordinates especially when interpreted as the time coordinate in a space-time continuum. 2 : something outside the range of ordinary experience. What is a junk dimension? A junk dimension combines several […]

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