Jun 18, 2010· The method in which sum of prices of all the commodities in the current period is divided by the total prices in the base period is called unweighted aggregate index Since simple aggregate index does not give relative importance to the commodities therefore it is neither meaningful nor representative index

Jan 16, 2017· I have an aggregate with a group by and I'm not able to have it sorted Before I made the group by I was allowed to sort the results on something like "{User}[Name]" but that doesn't work anymore Based on this topic I tried this dynamic sort which refers to my group by column name but it doesn't work either: List_SortColumn_GetOrderBy (UserTable

Sep 12, 2015· The flakiness index is defined as the percentage by weight of aggregate particles whose least dimension is less than 06 times their mean size Flakiness gauge (see Fig-4) is used for this test Test procedure had been standardized in India (IS: 2386 part-I)

Aggregates for Concrete Table 52 Characteristics and Tests of Aggregate Characteristic Significance Test designation* Requirement or item reported Resistance to abrasion Index of aggregate quality; ASTM C 131 (AASHTO T 96) Maximum percentage of and degradation wear resistance of floors and ASTM C 535 weight loss Depth of wear

In this article I am going to explain how to use aggregate functions in LINQ to SQL as well as in SQL Server Aggregate Function An aggregate function is a function where the values of multiple rows are grouped together as input on certain criteria to form a single value of ,

MongoDB provides the dbcollectionaggregate() method in the mongo shell and the aggregate command for aggregation pipeline See Aggregation Pipeline Stages for the available stag For example usage of the aggregation pipeline, consider Aggregation with User Preference Data and Aggregation with the Zip Code Data Set

Add up all those results This is the aggregate cost in the base year Call this number B Divide A by B, and the result is the Lespeyres index An index of 1 means that prices now are the same as in the base year An index over 1 means prices have risen; 132 would mean they're 32 percent higher An index under 1 means prices have fallen

aggregate: [adjective] formed by the collection of units or particles into a body, mass, or amount : collective: such as clustered in a dense mass or head formed from several separate ovaries of a single flower composed of mineral crystals of one or more kinds or ,

In this article I describe an optimization shortcoming in SQL Server 2008 SP1 and SQL Server 2005 SP3, related to MAX and MIN aggregate calculations against a partitioned table With partitioned tables, the optimizer doesn’t use an index on the aggregate column efficiently unless the aggregated column also happens to be the partitioning column

Apr 14, 2018· Within sociology, there are two kinds of aggregates that are commonly used: the social aggregate and aggregate data The first is simply a collection of people who happen to be in the same place at the same time, and the second refers to when we use summary statistics like averages to show something about a population or a social trend

Apr 16, 2013· Query Performance while using Oracle aggregate function , Will the below index work? CREATE INDEX TT_PAID_IDX ON test_table corp_id,incoming_date,paid_amt,cust_served, , This suggests that the aggregate function is not the problem, but your indexing may be The best thing to do would be to check your explain plans

Crushing, Screening & Conveying , can have double (or halve) the work index result This test is used in a lot of modelling, and just has to live with the fact that rocks in this size range give noisy results You would see similar "noise" in point load index or unconfined compressive strength measurements (also tests on coarse rocks .

Aggregate Functions Aggregate functions return a single result row based on groups of rows, rather than on single rows Aggregate functions can appear in select lists and in ORDER BY and HAVING claus They are commonly used with the GROUP BY clause in a SELECT statement, where Oracle Database divides the rows of a queried table or view into groups In a query containing a GROUP BY ,

The Bond crushing work index test (sometimes called the "impact work index" test) is noisy, and the difference you observed is perfectly reasonable The paper by Angove & Dunne (1997) reports a standard deviation in crushing work index tests across laboratories as 45

The Role of Aggregate in Concrete , (FM) is an index of the fineness of an aggregate The FM is calculated by adding the cumulative percentages by mass retained on each of a specified series of sieves and dividing the sum by 100 (see Table 1) , Special Considerations for Exposed-Aggregate Concrete

Road Aggregate 101: Important Stuff , Plasticity Index (PI) Road Aggregate 101: Property of Plasticity , • Try to make a thread – Take approx 1 cubic inch of soil and work it into a thread (mix it with a small amount of water if needed) –If it is very difficult or impossible to roll a thread, .

The Excel AGGREGATE function returns a aggregate calculation like AVERAGE, COUNT, MAX, etc, optionally ignoring hidden rows and errors A total of 19 operations are available, specified by function number in the first argument (see table for options)

The fineness modulus (FM) is an index of the fineness of an aggregate The FM is calculated by adding the cumulative percentages by mass retained on each of a specified series of sieves and dividing the sum by 100 (see Table 1) The FM for fine aggregate should fall within the range of 23 to 31

Jul 06, 2015· Aggregates influence the properties of concrete/mortar such as water requirement, cohesiveness and workability of the concrete in plastic stage, while they influence strength, density, durability, permeability, surface finish and colour in hardened stage Field Tests for Aggregate 1 Surface Moisture Content & Absorption The surface moisture in the aggregate, influences the water cement ,

Nov 16, 2015· This post gives a short review of the aggregate function as used for dataframes and presents some interesting uses: from the trivial but handy to the most complicated problems I have solved with aggregate Aggregate is a function in base R which can, as the name suggests, aggregate the inputted dataframe df by applying a function specified by the FUN parameter to each column of sub ,

List of bond market indic Jump to navigation Jump to search Global (Bank of America) Merrill Lynch Global Bond Index , Global (Bank of America) Merrill Lynch Global Bond Index; Bloomberg Barclays Capital Aggregate Bond Index; Citi World Broad Investment-Grade Bond Index (WorldBIG) US Bonds (Bank of America) Merrill Lynch Domestic Master .

index (default) or the column axis This behavior is different from `numpy` aggregation functions (`mean`, `median`, `prod`, `sum`, `std`, `var`), where the default is to compute the aggregation of the flattened array, eg, ``numpymean(arr_2d)`` as opposed to ``numpymean(arr_2d, axis=0)`` `agg` is an alias for `aggregate` Use the alias

The examples in cells B3 and B4, use the array form of the Aggregate function; In cell B4, the Aggregate uses the 'Large' function, and so it is necessary to supply the argument [k] For further details and examples of the Excel Aggregate function, see the Microsoft Office website Aggregate ,

Aggregate Function An aggregate function is a function where the values of multiple rows are grouped together as input on certain criteria to form a single value of greater significance or measurement such as a set Aggregate functions return a single value Common Aggregate Functions are: SUM() : Returns the sum of column valu

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