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Added some code to shrink the DB. reworked the search to speed it up.
This commit is contained in:
tidusjar
parent
97b1901a64
commit
6f008f77a3
6 changed files with 156 additions and 156 deletions
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@ -1,130 +1,141 @@
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#region Copyright
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// ***********************************************************************
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// Copyright (c) 2016 Jamie Rees
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// File: TableCreation.cs
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// Created By: Jamie Rees
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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// ***********************************************************************
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#endregion
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using System.Data;
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using System.Linq;
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using Dapper;
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using Dapper.Contrib.Extensions;
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namespace PlexRequests.Store
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{
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public static class TableCreation
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{
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/// <summary>
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/// Creates the tables located in the SqlTables.sql file.
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/// </summary>
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/// <param name="connection">The connection.</param>
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public static void CreateTables(IDbConnection connection)
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{
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connection.Open();
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connection.Execute(Sql.SqlTables);
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connection.Close();
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}
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public static void DropTable(IDbConnection con, string tableName)
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{
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using (con)
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{
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con.Open();
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var query = $"DROP TABLE IF EXISTS {tableName}";
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con.Execute(query);
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con.Close();
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}
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}
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public static void AddColumn(IDbConnection connection, string tableName, string alterType, string newColumn, bool isNullable, string dataType)
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{
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connection.Open();
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var result = connection.Query<TableInfo>($"PRAGMA table_info({tableName});");
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if (result.Any(x => x.name == newColumn))
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{
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return;
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}
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var query = $"ALTER TABLE {tableName} {alterType} {newColumn} {dataType}";
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if (isNullable)
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{
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query = query + " NOT NULL";
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}
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connection.Execute(query);
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connection.Close();
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}
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public static DbInfo GetSchemaVersion(this IDbConnection con)
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{
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con.Open();
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var result = con.Query<DbInfo>("SELECT * FROM DBInfo");
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con.Close();
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return result.FirstOrDefault();
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}
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public static void UpdateSchemaVersion(this IDbConnection con, int version)
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{
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con.Open();
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con.Query($"UPDATE DBInfo SET SchemaVersion = {version}");
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con.Close();
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}
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public static void CreateSchema(this IDbConnection con, int version)
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{
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con.Open();
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con.Query($"INSERT INTO DBInfo (SchemaVersion) values ({version})");
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con.Close();
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}
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[Table("DBInfo")]
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public class DbInfo
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{
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public int SchemaVersion { get; set; }
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}
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[Table("sqlite_master")]
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public class SqliteMasterTable
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{
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public string type { get; set; }
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public string name { get; set; }
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public string tbl_name { get; set; }
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[Key]
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public long rootpage { get; set; }
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public string sql { get; set; }
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}
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[Table("table_info")]
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public class TableInfo
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{
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public int cid { get; set; }
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public string name { get; set; }
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public int notnull { get; set; }
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public string dflt_value { get; set; }
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public int pk { get; set; }
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}
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}
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}
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#region Copyright
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// ***********************************************************************
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// Copyright (c) 2016 Jamie Rees
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// File: TableCreation.cs
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// Created By: Jamie Rees
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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// ***********************************************************************
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#endregion
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using System.Data;
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using System.Linq;
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using Dapper;
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using Dapper.Contrib.Extensions;
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namespace PlexRequests.Store
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{
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public static class TableCreation
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{
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/// <summary>
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/// Creates the tables located in the SqlTables.sql file.
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/// </summary>
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/// <param name="connection">The connection.</param>
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public static void CreateTables(IDbConnection connection)
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{
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connection.Open();
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connection.Execute(Sql.SqlTables);
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connection.Close();
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}
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public static void DropTable(IDbConnection con, string tableName)
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{
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using (con)
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{
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con.Open();
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var query = $"DROP TABLE IF EXISTS {tableName}";
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con.Execute(query);
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con.Close();
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}
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}
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public static void AddColumn(IDbConnection connection, string tableName, string alterType, string newColumn, bool isNullable, string dataType)
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{
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connection.Open();
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var result = connection.Query<TableInfo>($"PRAGMA table_info({tableName});");
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if (result.Any(x => x.name == newColumn))
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{
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return;
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}
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var query = $"ALTER TABLE {tableName} {alterType} {newColumn} {dataType}";
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if (isNullable)
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{
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query = query + " NOT NULL";
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}
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connection.Execute(query);
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connection.Close();
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}
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public static void Vacuum(IDbConnection con)
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{
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using (con)
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{
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con.Open();
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con.Query("VACUUM;");
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}
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}
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public static DbInfo GetSchemaVersion(this IDbConnection con)
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{
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con.Open();
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var result = con.Query<DbInfo>("SELECT * FROM DBInfo");
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con.Close();
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return result.FirstOrDefault();
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}
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public static void UpdateSchemaVersion(this IDbConnection con, int version)
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{
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con.Open();
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con.Query($"UPDATE DBInfo SET SchemaVersion = {version}");
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con.Close();
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}
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public static void CreateSchema(this IDbConnection con, int version)
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{
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con.Open();
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con.Query($"INSERT INTO DBInfo (SchemaVersion) values ({version})");
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con.Close();
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}
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[Table("DBInfo")]
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public class DbInfo
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{
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public int SchemaVersion { get; set; }
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}
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[Table("sqlite_master")]
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public class SqliteMasterTable
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{
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public string type { get; set; }
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public string name { get; set; }
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public string tbl_name { get; set; }
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[Key]
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public long rootpage { get; set; }
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public string sql { get; set; }
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}
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[Table("table_info")]
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public class TableInfo
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{
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public int cid { get; set; }
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public string name { get; set; }
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public int notnull { get; set; }
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public string dflt_value { get; set; }
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public int pk { get; set; }
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}
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}
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}
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