An index is typically being accessed concurrently by several transactions and processes, and thus needs concurrency control.While in principle indexes can utilize the common database concurrency control methods, specialized concurrency control methods for indexes exist, which are applied in conjunction with the common methods for a substantial performance gain.

Example gallery¶. lmplot. barplot Sep 07, 2013 · For example, if we were to select the left hand column of this table, and specify the reference “6”, the INDEX formula would return the value “WA”. Now instead of using just selecting a single row or column, what you can also do with the INDEX formula is select an entire matrix, with multiple rows and columns, as your array. Oct 31, 2019 · Stock Index . A stock index is a sampling or collection of stocks that gives an overview of how a specific part of the stock market is performing. For example, a technology stock index will track technology stocks. The index moves with the overall performance of the stocks that it holds within it. An example. This program contains a class that has an indexer member, which itself contains a get accessor and a set accessor. These accessors are implicitly used. Layout: This program includes a Layout class with an indexer. Layout contains an indexer that has get and set method bodies. Index updates: Developed a main message and emphasized it using a call-out box at the top of the web page; Added an image with a caption to support the main message An example. We use IndexOf to see if a string contains a word. We test the string for a substring "dog." We test the result of IndexOf against the special constant -1. Example: IndexOf returns the location of the string "dog." It is not equal to -1. So the line is written to the console window.

The range can be a function that returns multiple values, for example: ANCESTORS or CHILDREN. You can use the MATCH function inside of the INDEX function to return an item from a range based on the relative position of a value in a range. (See the example below.)

logical work, for example, the headings in the index of names will all be in roman type and will begin with capital letters, and there will be no suben-tries, whereas most of the headings in the general subject index will begin lowercase and many subentries will appear; and if there is a taxonomic in-dex many entries will be in italic. Paasche index, index developed by German economist Hermann Paasche for measuring current price or quantity levels relative to those of a selected base period. It differs from the Laspeyres index in that it uses current-period weighting. The index is a ratio that compares the total purchase cost of Jun 21, 2019 · Lastly, when choosing which items to include in your index, you should pay attention to the amount of variance that each item provides. For example, if an item is intended to measure religious conservatism, you need to pay attention to what proportion of respondents would be identified as religiously conservative by that measure.

An example. We use IndexOf to see if a string contains a word. We test the string for a substring "dog." We test the result of IndexOf against the special constant -1. Example: IndexOf returns the location of the string "dog." It is not equal to -1. So the line is written to the console window.

For example, if you enter the custom property Document Name and choose the string property from the Type menu, a user searching the index can then search within the custom property by selecting Document Name from the Use These Additional Criteria menu. SQL CREATE INDEX Statement. The CREATE INDEX statement is used to create indexes in tables. Indexes are used to retrieve data from the database more quickly than otherwise. The users cannot see the indexes, they are just used to speed up searches/queries.