sql-server tag

31 questions

1 answers
92 views
0

Creating Dummy Data in SQL Server

Suppose you have a table similar to the following:table: m_tblID AreaCode--- ---1 00000000012 00000000023 00000000034 00000000215 0000000044. .. .. .ID is the primary keyDuplicate AreaCode is acceptab...

sql sql-server

2 years ago

2 answers
86 views
0

If you save a Decimal value to SQLServer, it will only save up to two decimal places.

EntityFramework Version=6.0.0.0.Net Framework targetFramework=4.6.1SQL Server Express 13.0.4001.0In the table on SQL Server, there is a column created with Decimal (12,3) and Decimal (18,3) that is be...

c# sql-server linq entity-framework

2 years ago

3 answers
81 views
0

Parameterized queries complicate and slow execution plans

I use JDBC and SQL Server 2016 Standard.Even though it's simple SQL, it's a mysterious execution plan, and I'm having trouble performing.The query issued by the application via JDBC looks like the fol...

java sql-server

2 years ago

1 answers
90 views
0

Is it possible to specify parameter Bind in SQL Server?

We are developing a database operation program at C#.Oracle sets OracleCommand's BindByName to true to by parameter namingI think it is possible to set parameters, but is there an option like this in ...

c# sql-server oracle

2 years ago

1 answers
96 views
0

I want to set search criteria from outside for subqueries that are being viewed in SQL SERVER

I wanted to manage the history of the data, so I tried to create the following view in SQL SERVER.I don't know how to set conditions externally for columns in subqueriesIf you don't give the condition...

sql sql-server

2 years ago

2 answers
98 views
0

The result of external coupling is different than expected, but the reason is not clear.

I'm having a hard time studying SQL Server.What we tried to do was to combine 'table_a' in two columns of no, timestamp with 'table_b' in three columns of no, datetime, value (both tables have no, dat...

sql sql-server

2 years ago

2 answers
69 views
0

Decimal registration in numeric type of SQL server results in 0

The c# program used double variables and registered them in the column of type numeric(12,3) of SQL server, and it turned out to be 0.The actual formula is 99999999.999-9999999.998The answer is 0.001....

c# sql-server

2 years ago

1 answers
81 views
0

File path error handed over to stored in python

I'm a beginner at python.Thank you for your cooperation.I want to store sqlserver from pythonThe stored argument is the file pathError specifying file path for argumentI somehow understand that the re...

python sql-server

2 years ago

1 answers
84 views
0

Tomket Memory Stick Error Log

1.The db uses mysql and the server is Tomcat.It was a working server, but the server is not running because of a memory leak.Error Logcreated a ThreadLocal with key but failed to remove it when the we...

sql-server

2 years ago

2 answers
109 views
0

How can I quickly insert a data frame with a large python capacity into msql?

I want to create a data frame with Python's Pandas and insert it into mssqlData frames are formed in 14 columns at an average of 250,000 rows.sqlalchemy.create_engine to insert the whole in sql form, ...

python mssql sql-server

2 years ago

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