lsm/SqlSugar
1
0
Fork 0
mirror of https://gitee.com/dotnetchina/SqlSugar.git synced 2025-04-29 19:56:43 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Update Oracle

Browse Source
This commit is contained in:
sunkaixuan 2017-08-28 01:18:06 +08:00
parent 0e18048320
commit b2addd97c2
4 changed files with 77 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/QueryBuilder.cs
View File

@ -140,7 +140,7 @@ namespace SqlSugar
{
get
{
return "ORDER BY GETDATE() ";
return "ORDER BY "+this.Builder.SqlDateNow+" ";
}
}
public virtual string OrderByTemplate

7
Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleBuilder.cs
View File

@ -16,6 +16,13 @@ namespace SqlSugar
return ":";
}
}
public override string SqlDateNow
{
get
{
return "sysdate";
}
}
public override string SqlTranslationLeft { get { return "\""; } }
public override string SqlTranslationRight { get { return "\""; } }
public override string GetTranslationTableName(string name)

66
Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleQueryBuilder.cs
View File

@ -2,18 +2,82 @@
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
namespace SqlSugar
{
public class OracleQueryBuilder : QueryBuilder
{
public override bool IsComplexModel(string sql)
{
return Regex.IsMatch(sql, @"AS ""\w+\.\w+""");
}
public override string SqlTemplate
{
get
{
return "SELECT {0}{{$:OrderByString:$}} FROM {1}{2}{3}{4}";
return "SELECT {0}{"+UtilConstants.OrderReplace+"} FROM {1}{2}{3}{4}";
}
}
public override string ToSqlString()
{
string oldOrderBy = this.OrderByValue;
string externalOrderBy = oldOrderBy;
AppendFilter();
sql = new StringBuilder();
if (this.OrderByValue == null && (Skip != null || Take != null)) this.OrderByValue = " ORDER BY "+this.Builder.SqlDateNow+" ";
if (this.PartitionByValue.IsValuable())
{
this.OrderByValue = this.PartitionByValue + this.OrderByValue;
}
var isRowNumber = Skip != null || Take != null;
var rowNumberString = string.Format(",ROW_NUMBER() OVER({0}) AS RowIndex ", GetOrderByString);
string groupByValue = GetGroupByString + HavingInfos;
string orderByValue = (!isRowNumber && this.OrderByValue.IsValuable()) ? GetOrderByString : null;
if (this.IsCount) { orderByValue = null; }
sql.AppendFormat(SqlTemplate, GetSelectValue, GetTableNameString, GetWhereValueString, groupByValue, orderByValue);
sql.Replace(UtilConstants.OrderReplace, isRowNumber ? (this.IsCount ? null : rowNumberString) : null);
if (this.IsCount) { return sql.ToString(); }
var result = ToPageSql(sql.ToString(), this.Take, this.Skip);
if (ExternalPageIndex > 0)
{
if (externalOrderBy.IsNullOrEmpty())
{
externalOrderBy = " ORDER BY "+this.Builder.SqlDateNow+" ";
}
result = string.Format("SELECT *,ROW_NUMBER() OVER({0}) AS RowIndex2 FROM ({1}) ExternalTable ", GetExternalOrderBy(externalOrderBy), result);
result = ToPageSql2(result, ExternalPageIndex, ExternalPageSize, true);
}
this.OrderByValue = oldOrderBy;
return result;
}
public override string ToPageSql(string sql, int? take, int? skip, bool isExternal = false)
{
string temp = isExternal ? ExternalPageTempalte : PageTempalte;
if (skip != null && take == null)
{
return string.Format(temp, sql.ToString(), skip.ObjToInt() + 1, long.MaxValue);
}
else if (skip == null && take != null)
{
return string.Format(temp, sql.ToString(), 1, take.ObjToInt());
}
else if (skip != null && take != null)
{
return string.Format(temp, sql.ToString(), skip.ObjToInt() + 1, skip.ObjToInt() + take.ObjToInt());
}
else
{
return sql.ToString();
}
}
public override string ToPageSql2(string sql, int? pageIndex, int? pageSize, bool isExternal = false)
{
string temp = isExternal ? ExternalPageTempalte : PageTempalte;
return string.Format(temp, sql.ToString(), (pageIndex - 1) * pageSize + 1, pageIndex * pageSize);
}
}
}

5
Src/Asp.Net/SqlSugar/Utilities/UtilConstants.cs
View File

@ -6,8 +6,11 @@ namespace SqlSugar
{
internal static class UtilConstants
{
internal const string AssemblyName = "SqlSugar";
internal const string Space = " ";
internal const string AssemblyName = "SqlSugar";
internal const string OrderReplace = "{$:OrderByString:$}";
internal static Type StringType = typeof(string);
internal static Type ShortType = typeof(short);
internal static Type IntType = typeof(int);