Can any one help me get the total # of records from a database table, using year? I have a table - in that I saved the exam date in a date field.I need to get the total # of records from that table u
I need to pull a value from the row that has the maximum date, while also summing all the values of a different column.
I create an aggregate function for string column in SQL Server 2008. C# code look like this: using System;
I have a particular SQL query that seems to suffer from a mysterious performance issue. Here is the query:
I\'m writing a management command which will filter a product\'s original price with suggested prices.
for SQL Server 2008 R2 I have a resultset that looks like this (note [price] is numeric, NULL below rep开发者_如何学运维resents a
I have a开发者_运维问答 view defined as: CREATE VIEW View1 AS SELECT Field1, Field2, array_agg(Field3) AS AggField
I have been looking and I cannot find an example or discussion of the aggregate function in Scala that I can understand. It seems pretty powerful.
From someone with more experience than myself, would it be a better idea to simply count the number of items in a table (such as counting the number of topics in a category) or to keep a variable that
I have a data set where the structure could be like this yes_nodate 01/1/2011 11/1/2011 11/2/2011 01/4/2011
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