supabaseimportcreate_client,Clientsupabase_url=os.getenv('NEXT_PUBLIC_SUPABASE_URL')supabase_key=os.getenv('NEXT_PUBLIC_SUPABASE_ANON_KEY')supabase_client:Client=create_client(supabase_url,supabase_key)withopen("commands.sql","r")asfile:commands=file.read()result=supabase_client.execute(commands)...
The following examples show how to execute SQL statements that return rows from a database using either TableAdapters or command objects. For more information on querying with TableAdapters and commands, seeFilling Datasets with Data. Executing SQL Statements that Return Rows Using a TableAdapter ...
在假設使用 DataContext 集合的情況下,您可以使用 ExecuteCommand 執行不會傳回物件的 SQL 命令。 範例 下列範例會讓 SQL Server 將 UnitPrice 增加 1.00。 C# 複製 db.ExecuteCommand("UPDATE Products SET UnitPrice = UnitPrice + 1.00"); 另請參閱 如何:直接執行 SQL 查詢 與資料庫通訊...
Since this is specific to the database you're using, you'll need to search a bit to find out how to run SQL commands in your database. Be careful, though. 'SELECT' commands won't change your database, however other commands may change it and, if you don't know what you're doing...
How to: Query Complex Types How to: Query Objects with Table-per-Type Inheritance How to: Query Objects with Multiple Entity Sets per Type How to: Query an Entity Mapped to Separate Tables How to: Directly Execute Commands Against the Data Source ...
Imports System.Data.SqlClient Module Module1 Sub Main() Dim x As Integer = 1 If x = 1 Then Try Using con As New SqlConnection("TheConnectionstringToTheDataBase") con.Open() Using com As New SqlCommand("Whatever SQL String", con) com.ExecuteNonQuery() com.CommandText = "Whatever SQL ...
本主題提供了 SQL Server 變更追蹤的概觀,並描述可在 SQL Server 資料庫與 SQL Server Compact 資料庫之間執行雙向同步處理的主控台應用程式。如果伺服器是執行 SQL Server 2008,建議您使用 SQL Server 變更追蹤功能。如果伺服器執行不同的資料庫,請參閱 HOW TO:使用自訂變更追蹤系統。
Finally, you can modify the data types within your destination SQL Server database table by leveraging alter commands. Limitations of ODBC Drivers: ODBC drivers are slightly complicated to build and maintain. They are slow with large databases, and their servers are not standardized. Intricate SQL...
Executing Insert Commands The following example demonstrates how to execute an insert command against the Category table from the SofiaCarRental database. You need to perform the following steps: First, you need an instance of OpenAccessContext. Initialize your SQL query. Create a new instance ...
1. SQL Server Management Studio (SSMS) Method to Export MDF to Script File To export SQL data to script file with the help of the SSMS or SQL Server Management Studio, users must have an active SQL Server license. After that, all they need is to execute the following steps without any...