sql server 2016 temporal tables

The boss told me about it before the holiday. 2016 There is an interesting function called temporal Table, today went to see a bit of information to tidy up a bit.This function looks like a temporary table, but is actually a history table of system maintenance. (It should be a little more convenient to some extent than our manual maintenance history table)Simply and directly, its interface looks like this (

data tables-----3. How to insert data------1) Insert the data into the temporary table---Insert into#Temp_Student (Age,name)Values( +,'Zhang San'),( A,'John Doe') --2) Insert the data into the data table---Insert intoData_student (Age,name)Values( at,'Harry'),( -,'Zhao Liu')4. How to query temporary tables and data table data-- ---4, how to query the data------- -- 1) Query the temporary table-- Selec

system_time from CONTAINED in ( Sysstarttime >= start_date_time and SysEndTime Returns a table that contains the values of all row versions opened and closed within the time range defined by the two datetime values of the CONTAINED in parameter. Records that are activated at the lower bound time, or rows that stop active at the upper limit, are included. All All rows Returns the union of the rows that belong to the current table and history tabl

Truncate table Not allowed Allow Destruction mode Automatic destruction after batch finishes Explicitly call the DROP TABLE statement. Current session End auto-destructor (Global temp table: Also included when other conversational sentences are not in the reference table.) Transaction Only have a transaction when the table is updated, the duration is shorter than the temporary table Normal transaction length, longer than ta

right-clicking the task of the database that you want to shrink the log file for corresponds to, shrink-file, as follows: Shrink log file Mode three (completely remove log files)Sometimes we don't need large log files at all, we need to completely remove the log files to free up hard disk space, we can achieve what we need with the following four steps. (1) Separating the database (2) Renaming log files (3) Reattach the database with no log files (4) Delete log file The demo is as follows: Summ

IDENTITY_INSERT statements Truncate table Not allowed Allow Destruction mode Automatic destruction after batch finishes Explicitly call the DROP TABLE statement. Current session End auto-destructor (Global temp table: Also included when other conversational sentences are not in the reference table.) Transaction Only have a transaction when the table is updated, the duration is shorter than the temporary table Normal transac

SQL table variables differ from temporal tables + non-cursor temporary table traversalCategory: SQL Server2009-11-27 17:01 1196 People read Comments (2) favorite reports Sqlinsert Storage SQL ServermicrosoftstatisticsQuestion 1: Why do I introduce table variables when I

Update #tempSet #temp. Recycle=case when uniona.num>0 then 1 else 0 endFrom (select Gradeid,sum (num) as num from Areaallotwhere CHARINDEX (@Area, Areaallot.area) =1 and LEN (@Area) =len (area)-2Group by Gradeid) Uniona INNER JOIN #tempOn uniona.gradeid= #temp. Gradeid1, for this charindex today tangled a very long time to figure out how to make clear is how a meaning. In order to forget later, so probably make a note.CHARINDEX (@Area, Areaallot.area) =1 also is the starting position of @area in

Hello, because this test environment is a single SharePoint 2016 server + single SQL Server 2016 server, so in order to SP16 deployment, today we first talk about the installation of SQL