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Code Issues 9 Packages Projects Releases Wiki Activity

Switch to SQL Server

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Chris Kaczor
2019-07-28 09:50:43 -04:00
parent 339a88dab0
commit d60924049d
7 changed files with 62 additions and 63 deletions
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30
Weather/Service/Data/Database.cs
View File

@@ -1,7 +1,7 @@
using ChrisKaczor.HomeMonitor.Weather.Models;
using Dapper;
using Microsoft.Extensions.Configuration;
using Npgsql;
using System.Data.SqlClient;
namespace ChrisKaczor.HomeMonitor.Weather.Service.Data
{
@@ -16,22 +16,22 @@ namespace ChrisKaczor.HomeMonitor.Weather.Service.Data
public void EnsureDatabase()
{
var connectionStringBuilder = new NpgsqlConnectionStringBuilder
var connectionStringBuilder = new SqlConnectionStringBuilder
{
Host = _configuration["Weather:Database:Host"],
Username = _configuration["Weather:Database:User"],
DataSource = _configuration["Weather:Database:Host"],
UserID = _configuration["Weather:Database:User"],
Password = _configuration["Weather:Database:Password"],
Database = "postgres"
InitialCatalog = "master"
};
using (var connection = new NpgsqlConnection(connectionStringBuilder.ConnectionString))
using (var connection = new SqlConnection(connectionStringBuilder.ConnectionString))
{
var command = new NpgsqlCommand { Connection = connection };
var command = new SqlCommand { Connection = connection };
connection.Open();
// Check to see if the database exists
command.CommandText = $"SELECT TRUE from pg_database WHERE datname='{_configuration["Weather:Database:Name"]}'";
command.CommandText = $"SELECT CAST(1 as bit) from sys.databases WHERE name='{_configuration["Weather:Database:Name"]}'";
var databaseExists = (bool?)command.ExecuteScalar();
// Create database if needed
@@ -52,17 +52,17 @@ namespace ChrisKaczor.HomeMonitor.Weather.Service.Data
}
}
private NpgsqlConnection CreateConnection()
private SqlConnection CreateConnection()
{
var connectionStringBuilder = new NpgsqlConnectionStringBuilder
var connectionStringBuilder = new SqlConnectionStringBuilder
{
Host = _configuration["Weather:Database:Host"],
Username = _configuration["Weather:Database:User"],
DataSource = _configuration["Weather:Database:Host"],
UserID = _configuration["Weather:Database:User"],
Password = _configuration["Weather:Database:Password"],
Database = _configuration["Weather:Database:Name"]
InitialCatalog = _configuration["Weather:Database:Name"]
};
var connection = new NpgsqlConnection(connectionStringBuilder.ConnectionString);
var connection = new SqlConnection(connectionStringBuilder.ConnectionString);
connection.Open();
return connection;
@@ -74,7 +74,7 @@ namespace ChrisKaczor.HomeMonitor.Weather.Service.Data
{
var query = ResourceReader.GetString("ChrisKaczor.HomeMonitor.Weather.Service.Data.Resources.CreateReading.sql");
connection.Execute(query, weatherMessage);
connection.Query(query, weatherMessage);
}
}
}

11
Weather/Service/Data/Resources/CreateReading.sql
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@@ -1,6 +1,5 @@
INSERT INTO weather_reading (timestamp, wind_direction, wind_speed, humidity, humidity_temperature, rain, pressure,
pressure_temperature, battery_level, light_level, latitude, longitude, altitude,
satellite_count, gps_timestamp)
VALUES (:timestamp, :windDirection, :windSpeed, :humidity, :humidityTemperature, :rain, :pressure, :pressureTemperature,
:batteryLevel, :lightLevel, :latitude, :longitude, :altitude, :satelliteCount, :gpsTimestamp)
ON CONFLICT DO NOTHING
INSERT INTO Reading (Timestamp, WindDirection, WindSpeed, Humidity, HumidityTemperature, Rain, Pressure,
PressureTemperature, BatteryLevel, LightLevel, Latitude, Longitude, Altitude,
SatelliteCount, GpsTimestamp)
VALUES (@Timestamp, @WindDirection, @WindSpeed, @Humidity, @HumidityTemperature, @Rain, @Pressure, @PressureTemperature,
@BatteryLevel, @LightLevel, @Latitude, @Longitude, @Altitude, @SatelliteCount, @GpsTimestamp)

45
Weather/Service/Data/Resources/Schema.sql
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@@ -1,24 +1,21 @@
CREATE EXTENSION IF NOT EXISTS timescaledb CASCADE;
CREATE TABLE IF NOT EXISTS weather_reading
(
timestamp timestamptz NOT NULL
CONSTRAINT weather_reading_pk
PRIMARY KEY,
wind_direction int NOT NULL,
wind_speed double precision NOT NULL,
humidity double precision NOT NULL,
humidity_temperature double precision NOT NULL,
rain double precision NOT NULL,
pressure double precision NOT NULL,
pressure_temperature double precision NOT NULL,
battery_level double precision NOT NULL,
light_level double precision NOT NULL,
latitude double precision NOT NULL,
longitude double precision NOT NULL,
altitude double precision NOT NULL,
satellite_count double precision NOT NULL,
gps_timestamp timestamptz NOT NULL
);
SELECT create_hypertable('weather_reading', 'timestamp', if_not_exists => TRUE);
IF NOT EXISTS(SELECT 1 FROM sys.tables WHERE name = 'Reading')
CREATE TABLE Reading
(
Timestamp datetimeoffset NOT NULL
CONSTRAINT reading_pk
PRIMARY KEY,
WindDirection int NOT NULL,
WindSpeed decimal(4, 1) NOT NULL,
Humidity decimal(4, 1) NOT NULL,
HumidityTemperature decimal(4, 1) NOT NULL,
Rain decimal(2, 2) NOT NULL,
Pressure decimal(8, 2) NOT NULL,
PressureTemperature decimal(4, 1) NOT NULL,
BatteryLevel decimal(3, 2) NOT NULL,
LightLevel decimal(3, 2) NOT NULL,
Latitude decimal(9, 6) NOT NULL,
Longitude decimal(9, 6) NOT NULL,
Altitude decimal(5, 1) NOT NULL,
SatelliteCount int NOT NULL,
GpsTimestamp datetimeoffset NOT NULL
);