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Update Sqlite

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This commit is contained in:
sunkaixuan 2017-07-08 20:41:44 +08:00
parent 6068fe29b6
commit 4ce9c9c0cf
4 changed files with 83 additions and 44 deletions
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85
Src/Asp.Net/SqlSugar/Realization/Sqlite/DbMaintenance/SqliteDbMaintenance.cs
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@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
@ -12,39 +13,21 @@ namespace SqlSugar
{
get
{
string sql = @"SELECT
0 as TableId,
TABLE_NAME as TableName,
column_name AS DbColumnName,
CASE WHEN left(COLUMN_TYPE,LOCATE('(',COLUMN_TYPE)-1)='' THEN COLUMN_TYPE ELSE left(COLUMN_TYPE,LOCATE('(',COLUMN_TYPE)-1) END AS DataType,
CAST(SUBSTRING(COLUMN_TYPE,LOCATE('(',COLUMN_TYPE)+1,LOCATE(')',COLUMN_TYPE)-LOCATE('(',COLUMN_TYPE)-1) AS signed) AS Length,
column_default AS `DefaultValue`,
column_comment AS `ColumnDescription`,
CASE WHEN COLUMN_KEY = 'PRI'
THEN true ELSE false END AS `IsPrimaryKey`,
CASE WHEN EXTRA='auto_increment' THEN true ELSE false END as IsIdentity,
CASE WHEN is_nullable = 'YES'
THEN true ELSE false END AS `IsNullable`
FROM
Information_schema.columns where TABLE_NAME='{0}' and TABLE_SCHEMA=(select database()) ORDER BY TABLE_NAME";
return sql;
throw new NotSupportedException();
}
}
protected override string GetTableInfoListSql
{
get
{
return @"select TABLE_NAME as Name,TABLE_COMMENT as Description from information_schema.tables
where TABLE_SCHEMA=(select database()) AND TABLE_TYPE='BASE TABLE'";
return @"select Name from sqlite_master where type='table' order by name;";
}
}
protected override string GetViewInfoListSql
{
get
{
return @"select TABLE_NAME as Name,TABLE_COMMENT as Description from information_schema.tables
where TABLE_SCHEMA=(select database()) AND TABLE_TYPE='VIEW'
";
return @"select Name from sqlite_master where type='view' order by name;";
}
}
#endregion
@ -179,13 +162,47 @@ namespace SqlSugar
#endregion
#region Methods
public override List<DbColumnInfo> GetColumnInfosByTableName(string tableName)
{
string cacheKey = "DbMaintenanceProvider.GetColumnInfosByTableName." + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower();
return this.Context.RewritableMethods.GetCacheInstance<List<DbColumnInfo>>().Func(cacheKey,
(cm, key) =>
{
return cm[cacheKey];
}, (cm, key) =>
{
List<DbColumnInfo> result = new List<DbColumnInfo>();
using (var dr = this.Context.Ado.GetDataReader("select * from " + tableName + " limit 0,1"))
{
var schemaTable = dr.GetSchemaTable();
foreach (DataRow row in schemaTable.Rows)
{
DbColumnInfo column = new DbColumnInfo()
{
TableName = tableName,
DataType = dr["DataTypeName"].ToString().Trim(),
IsNullable = (bool)dr["AllowDBNull"],
IsIdentity = (bool)dr["IsAutoIncrement"],
ColumnDescription = null,
DbColumnName = dr["ColumnName"].ToString(),
DefaultValue = dr["defultValue"].ToString(),
IsPrimarykey = (bool)dr["IsKey"],
Length = Convert.ToInt32(dr["ColumnSize"])
};
result.Add(column);
}
}
return result;
});
}
public override bool CreateTable(string tableName, List<DbColumnInfo> columns)
{
if (columns.IsValuable())
{
foreach (var item in columns)
{
if (item.DbColumnName.Equals("GUID",StringComparison.CurrentCultureIgnoreCase))
if (item.DbColumnName.Equals("GUID", StringComparison.CurrentCultureIgnoreCase))
{
item.Length = 10;
}
@ -193,8 +210,9 @@ namespace SqlSugar
}
string sql = GetCreateTableSql(tableName, columns);
string primaryKeyInfo = null;
if (columns.Any(it => it.IsIdentity)) {
primaryKeyInfo =string.Format( ", Primary key({0})",string.Join(",",columns.Where(it=>it.IsIdentity).Select(it=>this.SqlBuilder.GetTranslationColumnName(it.DbColumnName))));
if (columns.Any(it => it.IsIdentity))
{
primaryKeyInfo = string.Format(", Primary key({0})", string.Join(",", columns.Where(it => it.IsIdentity).Select(it => this.SqlBuilder.GetTranslationColumnName(it.DbColumnName))));
}
sql = sql.Replace("$PrimaryKey", primaryKeyInfo);
@ -209,7 +227,8 @@ namespace SqlSugar
{
string columnName = item.DbColumnName;
string dataType = item.DataType;
if (dataType == "varchar"&& item.Length==0) {
if (dataType == "varchar" && item.Length == 0)
{
item.Length = 1;
}
string dataSize = item.Length > 0 ? string.Format("({0})", item.Length) : null;
@ -231,6 +250,22 @@ namespace SqlSugar
Check.ThrowNotSupportedException("MySql BackupDataBase NotSupported");
return false;
}
private List<T> GetListOrCache<T>(string cacheKey, string sql)
{
return this.Context.RewritableMethods.GetCacheInstance<List<T>>().Func(cacheKey,
(cm, key) =>
{
return cm[cacheKey];
}, (cm, key) =>
{
var isEnableLogEvent = this.Context.Ado.IsEnableLogEvent;
this.Context.Ado.IsEnableLogEvent = false;
var reval = this.Context.Ado.SqlQuery<T>(sql);
this.Context.Ado.IsEnableLogEvent = isEnableLogEvent;
return reval;
});
}
#endregion
}
}

2
Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteInsertBuilder.cs
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@ -11,7 +11,7 @@
return @"INSERT INTO {0}
({1})
VALUES
({2}) ;SELECT LAST_INSERT_ID();";
({2}) ;SELECT LAST_INSERT_ROWID();";
}
else
{

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Src/Asp.Net/SqliteTest/DataBase/SqlSugar4xTest.sqlite Normal file
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40
Src/Asp.Net/SqliteTest/SqliteTest.csproj
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@ -1,10 +1,10 @@
<?xml version="1.0" encoding="utf-8"?>
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<ProjectGuid>d48622b3-f4cd-45cd-b1c9-868083037ecd</ProjectGuid>
<ProjectGuid>{D48622B3-F4CD-45CD-B1C9-868083037ECD}</ProjectGuid>
<OutputType>Library</OutputType>
<AppDesignerFolder>Properties</AppDesignerFolder>
<RootNamespace>SqliteTest</RootNamespace>
@ -30,25 +30,30 @@
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="System"/>
<Reference Include="System.Core"/>
<Reference Include="System.Xml.Linq"/>
<Reference Include="System.Data.DataSetExtensions"/>
<Reference Include="Microsoft.CSharp"/>
<Reference Include="System.Data"/>
<Reference Include="System.Net.Http"/>
<Reference Include="System.Xml"/>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="Microsoft.CSharp" />
<Reference Include="System.Data" />
<Reference Include="System.Net.Http" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="Class1.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
</ItemGroup>
<ItemGroup>
<None Include="DataBase\SqlSugar4xTest.sqlite" />
</ItemGroup>
<ItemGroup>
<Content Include="x64\SQLite.Interop.dll">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Content>
<Content Include="x86\SQLite.Interop.dll">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Content>
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
Other similar extension points exist, see Microsoft.Common.targets.
@ -57,5 +62,4 @@
<Target Name="AfterBuild">
</Target>
-->
</Project>
</Project>