70 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Markdown
		
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Markdown
		
	
	
# SQL Server ODBC
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* This is a V wrapper of SQL Server ODBC C/C++ library
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## Dependencies
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* ODBC C/C++ library
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    * Linux Install: 
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		* Details: https://docs.microsoft.com/en-us/sql/connect/odbc/linux-mac/installing-the-microsoft-odbc-driver-for-sql-server
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        * `msodbcsql17` and `unixodbc-dev` packages are needed
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    * Windows Install:
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		* `odbc` lib is included in windows sdk for most of distributions,
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			so there is no need to install it separately
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		* Details: https://docs.microsoft.com/en-us/sql/connect/odbc/microsoft-odbc-driver-for-sql-server
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## Windows Notes
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### Using `msvc`
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* Make sure `cl.exe` of `msvc` is accessible from command line. 
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You can run `v` commands in `Visual Studio 2019 Developer Command Prompt` to be safe.
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* C Headers and dlls can be automatically resolved by `msvc`.
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### Using `tcc` 
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* Copy those headers to `@VEXEROOT\thirdparty\mssql\include`. 
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The version number `10.0.18362.0` might differ on your system. 
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Command Prompt commands:
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```cmd
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\um\sql.h" thirdparty\mssql\include
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\um\sqlext.h" thirdparty\mssql\include
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\um\sqltypes.h" thirdparty\mssql\include
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\um\sqlucode.h" thirdparty\mssql\include
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\shared\sal.h" thirdparty\mssql\include
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copy "C:\Program Files (x86)\Windows Kits\10\Include\10.0.18362.0\shared\concurrencysal.h" thirdparty\mssql\include
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```
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* dlls can be automatically resolved by `tcc`
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## TODO
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* Support Mac 
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* Support ORM
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## Usage
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```v ignore
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import mssql
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fn test_example() ? {
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	// connect to server
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	config := mssql.Config{
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		driver: 'ODBC Driver 17 for SQL Server'
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		server: 'tcp:localhost'
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		uid: '<your username>'
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		pwd: '<your password>'
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	}
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	mut conn := mssql.Connection{}
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	conn.connect(config.get_conn_str()) ?
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	defer {
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		conn.close()
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	}
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	// get current db name
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	mut query := 'SELECT DB_NAME()'
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	mut res := conn.query(query) ?
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	assert res == mssql.Result{
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		rows: [mssql.Row{
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			vals: ['master']
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		}]
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		num_rows_affected: -1
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	}
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}
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```
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