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Personally I do not put inWHERE 1=1in my SQL because to me this requires an extra effort and accomplishes no real goal. On the other hand we all have our programming habits, so there are occasions when I see a code that containsWHERE 1=1. When I get this, I simply leave it there...
What does constrain mean in SQL? In SQL, 'constrain' refers to defining certain conditions that data in a database must meet. These conditions, or constraints, ensure the accuracy and reliability of the data. What are constraints in linguistics? In linguistics, constraints refer to the rules ...
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Over the weekend, Mary Jo Foley (Microsoft Watch) asked me, “What does it mean that something is IN WinFX, but may or may not be IN Longhorn?” I have to admit that answering this question was more difficult than I wanted it to be. Folks at Microsoft use a lot of ter...
This is an Oracle-specific notation for an outer join. It means that it will include all rows from t1, and use NULLS in the t0 columns if there is no corresponding row in t0. In standard SQL one would write: SELECTt0.foo, t1.barFROMFIRST_TABLE t0RIGHTOUTERJOINSECOND_TABLE t1;...
Let’s look more in depth at all the things that Power Fx is doing for us and the freedom it has to optimize because the formula was declarative: Asynchronous All data operations in Power Fx are asynchronous. The developer doesn’t need to specify this, nor does the developer need to s...
What does NoSQL mean? NoSQL stands for “not only SQL” rather than “no SQL”. NoSQL databases aim to build flexible schemas and specific data models. Typically, these databases are built for the web or for scenarios where traditional relational databases can have limitations. NoSQL databases...
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Does distinct mean similar? distinguishedas not being the same; not identical; separate (sometimes followed by from): His private and public lives are distinct. different in nature or quality; dissimilar (sometimes followed by from): Gold is distinct from iron. ...