sql-server-2016

问题 Using SQL Server 2016 CTP3.2 Report Viewer (13.0.800.111), only the toolbar is shown. It looks like a Power BI method is missing. Also, will there be a NuGet for Report Viewer? 回答1: Just ran across this thread. The question: "will there be a NuGet for Report Viewer?" -- Yes, look out for a NuGet version of 2016 based report viewer controls this month (September). Note that the controls will not expose the PowerBI method described here. 回答2: To overcome broken report viewer you have to purge

问题 I want to query data from my table using JSON_VALUE : var str = "123"; var value = "Name" using(var conn = GetMyConnection()) { var result = conn.QueryFirstOrDefault<string>( @"SELECT [Id] FROM [dbo].[MyTable] WHERE JSON_VALUE([JsonColumn], @MyQuery) = @Str", new { MyQuery = $"$.{value}", Str = str } ); } I try this in SQL Server, it is working: SELECT [Id] FROM [dbo].[MyTable] WHERE JSON_VALUE([JsonColumn], '$.Name') = '123' How should I adjust my code? 回答1: I try this in SQL Server, it

问题 As the default SQL_Latin1_General_CP1_CI_AS collation of SQL server can't differentiate between ss and ß , I want to change the collation of a specific column in a table to SQL_Latin1_General_CP437_BIN2 , as advised in here. However, I am not sure whether this is generally a good practice or not. Also I am not sure about the implications other than the following: Changing the sort order: As I am never sorting the data on this column, it might not be a problem for me. However, if you think

问题 As the default SQL_Latin1_General_CP1_CI_AS collation of SQL server can't differentiate between ss and ß , I want to change the collation of a specific column in a table to SQL_Latin1_General_CP437_BIN2 , as advised in here. However, I am not sure whether this is generally a good practice or not. Also I am not sure about the implications other than the following: Changing the sort order: As I am never sorting the data on this column, it might not be a problem for me. However, if you think

问题 I have a SQL column that has a single JSON array: {"names":["Joe","Fred","Sue"]} Given a search string, how can I use SQL to search for a match in the names array? I am using SQL 2016 and have looked at JSON_QUERY, but don't know how to search for a match on a JSON array. Something like below would be nice. SELECT * FROM table WHERE JSON_QUERY(column, '$.names') = 'Joe' 回答1: For doing a search in a JSON array, one needs to use OPENJSON DECLARE @table TABLE (Col NVARCHAR(MAX)) INSERT INTO

问题 I'd like to get JSON with an array of integers using SQL Server 2016's For JSON feature. I'm stumped on array of integers. Database table structures: declare @Employees table (ID int, Name nvarchar(50)) insert into @Employees values (1, 'Bob'), (2, 'Randy') declare @Permissions table (ID int, PermissionName nvarchar(50)) insert into @Permissions values (1, 'Post'), (2, 'Comment'), (3, 'Edit'), (4, 'Delete') declare @EmployeePermissions table (EmployeeID int, PermissionID int) insert into

问题 I am using SQL Server 2016 and came across an issue with the isnull function. The value in that field is a space but keeps getting selected, below is my code: SELECT * FROM table WHERE isnull (field1,'')<>'' AND field1<>' ' If I copy and paste from field1, it is one space ' '. Thanks 回答1: Your space is not normal space (hex 0x20, decimal 32) select ASCII(LEFT(field1, 1), * From table where isnull (field1,'')<>'' Most likely it is one of Linefeed decimal 10 Carriage return decimal 13 Null

问题 Many of the current questions are with previous versions of the RC or CTP. This is using the latest docs and build for RC3. I am running their sample code to verify everything is working: exec sp_execute_external_script @language =N'R', @script=N'OutputDataSet<-InputDataSet', @input_data_1 =N'select 1 as hello' with result sets (([hello] int not null)); go Here is the error: Msg 39021, Level 16, State 1, Line 1 Unable to launch runtime for 'R' script. Please check the configuration of the 'R'

问题 I have an Sql Server 2016 database with full text indexes defined on 4 columns, each configured for a different language: Dutch, English, German & French. I used the wizard to setup the full-text index. I am using CONTAINSTABLE with FORMSOF and for each language I would expect executing a query with either the word stem or any verb form would return both results from the example table. This seems to work in English & German, somewhat in French, and not at all in Dutch. I am using a very basic

问题 How can I convert comma separated value as : Table User Name Unit ABC 2,3 to the following : User Name Unit ABC 2 ABC 3 回答1: You have tagged your question with SQL Server 2016, in SQL Server 2016 there is a new function STRING_SPLIT. In SQL Server 2016 your query should be as simple as: declare @tab table ([user_name] varchar(10),Unit varchar(100)) insert into @tab VALUES ('ABC','1,2') SELECT t.[user_name] , Value as Unit FROM @tab t CROSS APPLY STRING_SPLIT(t.Unit , ',') 回答2: In SQL server