DeveelDB  20151217
complete SQL database system, primarly developed for .NET/Mono frameworks
ContextExtensions.cs
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2 // Copyright 2010-2015 Deveel
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
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8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
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13 // See the License for the specific language governing permissions and
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15 //
16 
17 using System;
18 
19 using Deveel.Data.Services;
20 
21 namespace Deveel.Data.Sql.Query {
22  public static class ContextExtensions {
23  public static void UseDefaultQueryPlanner(this ISystemContext context) {
24  context.UnregisterService<IQueryPlanner>();
25  context.RegisterService<QueryPlanner>();
26  }
27 
28  public static IQueryPlanner QueryPlanner(this IContext context) {
29  return context.ResolveService<IQueryPlanner>();
30  }
31  }
32 }
static void UseDefaultQueryPlanner(this ISystemContext context)
static IQueryPlanner QueryPlanner(this IContext context)
The execution context of a database system, that is defining the configurations and the components us...
A query to the database to select data from a set of tables and columns.