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update connection process

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This commit is contained in:
Luke Pulverenti 2016-12-13 03:45:04 -05:00
parent e1b880a5a0
commit 71854c1a09
4 changed files with 92 additions and 80 deletions
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2
Emby.Server.Implementations/Activity/ActivityRepository.cs
View file

@ -129,7 +129,7 @@ namespace Emby.Server.Implementations.Activity
var list = new List<ActivityLogEntry>(); var list = new List<ActivityLogEntry>();
var result = new QueryResult<ActivityLogEntry>(); var result = new QueryResult<ActivityLogEntry>();
var statements = PrepareAllSafe(db, string.Join(";", statementTexts.ToArray())).ToList(); var statements = PrepareAllSafe(db, statementTexts).ToList();
using (var statement = statements[0]) using (var statement = statements[0])
{ {

22
Emby.Server.Implementations/Data/BaseSqliteRepository.cs
View file

@ -25,7 +25,7 @@ namespace Emby.Server.Implementations.Data
protected TransactionMode TransactionMode protected TransactionMode TransactionMode
{ {
get { return TransactionMode.Immediate; } get { return TransactionMode.Deferred; }
} }
protected TransactionMode ReadTransactionMode protected TransactionMode ReadTransactionMode
@ -56,6 +56,8 @@ namespace Emby.Server.Implementations.Data
private string _defaultWal; private string _defaultWal;
protected SQLiteDatabaseConnection CreateConnection(bool isReadOnly = false) protected SQLiteDatabaseConnection CreateConnection(bool isReadOnly = false)
{
lock (WriteLock)
{ {
if (!_versionLogged) if (!_versionLogged)
{ {
@ -95,7 +97,8 @@ namespace Emby.Server.Implementations.Data
var queries = new List<string> var queries = new List<string>
{ {
//"PRAGMA cache size=-10000" //"PRAGMA cache size=-10000"
//"PRAGMA read_uncommitted = true" //"PRAGMA read_uncommitted = true",
"PRAGMA synchronous=Normal"
}; };
if (EnableTempStoreMemory) if (EnableTempStoreMemory)
@ -127,13 +130,14 @@ namespace Emby.Server.Implementations.Data
} }
} }
else*/ else*/
if (queries.Count > 0) foreach (var query in queries)
{ {
db.ExecuteAll(string.Join(";", queries.ToArray())); db.Execute(query);
} }
return db; return db;
} }
}
public IStatement PrepareStatement(IDatabaseConnection connection, string sql) public IStatement PrepareStatement(IDatabaseConnection connection, string sql)
{ {
@ -145,14 +149,14 @@ namespace Emby.Server.Implementations.Data
return connection.PrepareStatement(sql); return connection.PrepareStatement(sql);
} }
public List<IStatement> PrepareAll(IDatabaseConnection connection, string sql) public List<IStatement> PrepareAll(IDatabaseConnection connection, IEnumerable<string> sql)
{ {
return connection.PrepareAll(sql).ToList(); return PrepareAllSafe(connection, sql);
} }
public List<IStatement> PrepareAllSafe(IDatabaseConnection connection, string sql) public List<IStatement> PrepareAllSafe(IDatabaseConnection connection, IEnumerable<string> sql)
{ {
return connection.PrepareAll(sql).ToList(); return sql.Select(connection.PrepareStatement).ToList();
} }
protected void RunDefaultInitialization(IDatabaseConnection db) protected void RunDefaultInitialization(IDatabaseConnection db)
@ -161,6 +165,7 @@ namespace Emby.Server.Implementations.Data
{ {
"PRAGMA journal_mode=WAL", "PRAGMA journal_mode=WAL",
"PRAGMA page_size=4096", "PRAGMA page_size=4096",
"PRAGMA synchronous=Normal"
}; };
if (EnableTempStoreMemory) if (EnableTempStoreMemory)
@ -173,6 +178,7 @@ namespace Emby.Server.Implementations.Data
} }
db.ExecuteAll(string.Join(";", queries.ToArray())); db.ExecuteAll(string.Join(";", queries.ToArray()));
Logger.Info("PRAGMA synchronous=" + db.Query("PRAGMA synchronous").SelectScalarString().First());
} }
protected virtual bool EnableTempStoreMemory protected virtual bool EnableTempStoreMemory

22
Emby.Server.Implementations/Data/SqliteItemRepository.cs
View file

@ -701,12 +701,12 @@ namespace Emby.Server.Implementations.Data
{ {
var requiresReset = false; var requiresReset = false;
var statements = PrepareAll(db, string.Join(";", new string[] var statements = PrepareAllSafe(db, new string[]
{ {
GetSaveItemCommandText(), GetSaveItemCommandText(),
"delete from AncestorIds where ItemId=@ItemId", "delete from AncestorIds where ItemId=@ItemId",
"insert into AncestorIds (ItemId, AncestorId, AncestorIdText) values (@ItemId, @AncestorId, @AncestorIdText)" "insert into AncestorIds (ItemId, AncestorId, AncestorIdText) values (@ItemId, @AncestorId, @AncestorIdText)"
})).ToList(); }).ToList();
using (var saveItemStatement = statements[0]) using (var saveItemStatement = statements[0])
{ {
@ -1258,7 +1258,9 @@ namespace Emby.Server.Implementations.Data
{ {
using (var connection = CreateConnection(true)) using (var connection = CreateConnection(true))
{ {
using (var statement = PrepareStatementSafe(connection, "select " + string.Join(",", _retriveItemColumns) + " from TypedBaseItems where guid = @guid")) return connection.RunInTransaction(db =>
{
using (var statement = PrepareStatementSafe(db, "select " + string.Join(",", _retriveItemColumns) + " from TypedBaseItems where guid = @guid"))
{ {
statement.TryBind("@guid", id); statement.TryBind("@guid", id);
@ -1267,9 +1269,12 @@ namespace Emby.Server.Implementations.Data
return GetItem(row); return GetItem(row);
} }
} }
}
}
return null; return null;
}, ReadTransactionMode);
}
}
} }
private BaseItem GetItem(IReadOnlyList<IResultSetValue> reader) private BaseItem GetItem(IReadOnlyList<IResultSetValue> reader)
@ -2762,7 +2767,7 @@ namespace Emby.Server.Implementations.Data
return connection.RunInTransaction(db => return connection.RunInTransaction(db =>
{ {
var result = new QueryResult<BaseItem>(); var result = new QueryResult<BaseItem>();
var statements = PrepareAllSafe(db, string.Join(";", statementTexts.ToArray())) var statements = PrepareAllSafe(db, statementTexts)
.ToList(); .ToList();
if (!isReturningZeroItems) if (!isReturningZeroItems)
@ -3173,7 +3178,7 @@ namespace Emby.Server.Implementations.Data
{ {
var result = new QueryResult<Guid>(); var result = new QueryResult<Guid>();
var statements = PrepareAllSafe(db, string.Join(";", statementTexts.ToArray())) var statements = PrepareAllSafe(db, statementTexts)
.ToList(); .ToList();
if (!isReturningZeroItems) if (!isReturningZeroItems)
@ -5121,7 +5126,8 @@ namespace Emby.Server.Implementations.Data
var list = new List<Tuple<BaseItem, ItemCounts>>(); var list = new List<Tuple<BaseItem, ItemCounts>>();
var result = new QueryResult<Tuple<BaseItem, ItemCounts>>(); var result = new QueryResult<Tuple<BaseItem, ItemCounts>>();
var statements = PrepareAllSafe(db, string.Join(";", statementTexts.ToArray())).ToList(); var statements = PrepareAllSafe(db, statementTexts)
.ToList();
if (!isReturningZeroItems) if (!isReturningZeroItems)
{ {

2
Emby.Server.Implementations/Security/AuthenticationRepository.cs
View file

@ -214,7 +214,7 @@ namespace Emby.Server.Implementations.Security
statementTexts.Add(commandText); statementTexts.Add(commandText);
statementTexts.Add("select count (Id) from AccessTokens" + whereTextWithoutPaging); statementTexts.Add("select count (Id) from AccessTokens" + whereTextWithoutPaging);
var statements = PrepareAllSafe(db, string.Join(";", statementTexts.ToArray())) var statements = PrepareAllSafe(db, statementTexts)
.ToList(); .ToList();
using (var statement = statements[0]) using (var statement = statements[0])