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- 解决 表名名称包含点，无法进行 CRUD 的问题，由于测试的复杂性，此类情况仅支持 MySql/Sqlite CodeFirst 自动迁移；

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> 注意：尽量不要使用带点的表名，只有 MySql/Sqlite 对此类表名支持 CodeFirst。但是它不影响 CRUD 功能，使用 [Table(Name = "`sys.config`")] 解决
This commit is contained in:
28810
2020-01-11 02:22:16 +08:00
parent 3fe4c54ee4
commit 994cc475c2
33 changed files with 467 additions and 214 deletions
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12
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLCodeFirst.cs
View File

@ -1,13 +1,10 @@
using FreeSql.DataAnnotations;
using FreeSql.DatabaseModel;
using FreeSql.Internal;
using FreeSql.Internal;
using FreeSql.Internal.Model;
using Newtonsoft.Json.Linq;
using Npgsql.LegacyPostgis;
using NpgsqlTypes;
using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Data;
using System.Linq;
@ -128,14 +125,14 @@ namespace FreeSql.PostgreSQL
var tb = _commonUtils.GetTableByEntity(obj.entityType);
if (tb == null) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移");
if (tb.Columns.Any() == false) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移，可迁移属性0个");
var tbname = tb.DbName.Split(new[] { '.' }, 2);
var tbname = _commonUtils.SplitTableName(tb.DbName);
if (tbname?.Length == 1) tbname = new[] { "public", tbname[0] };
var tboldname = tb.DbOldName?.Split(new[] { '.' }, 2); //旧表名
var tboldname = _commonUtils.SplitTableName(tb.DbOldName); //旧表名
if (tboldname?.Length == 1) tboldname = new[] { "public", tboldname[0] };
if (string.IsNullOrEmpty(obj.tableName) == false)
{
var tbtmpname = obj.tableName.Split(new[] { '.' }, 2);
var tbtmpname = _commonUtils.SplitTableName(obj.tableName);
if (tbtmpname?.Length == 1) tbtmpname = new[] { "public", tbtmpname[0] };
if (tbname[0] != tbtmpname[0] || tbname[1] != tbtmpname[1])
{
@ -143,6 +140,7 @@ namespace FreeSql.PostgreSQL
tboldname = null;
}
}
//codefirst 不支持表名、模式名、数据库名中带 .
if (string.Compare(tbname[0], "public", true) != 0 && _orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(" select 1 from pg_namespace where nspname={0}", tbname[0])) == null) //创建模式
sb.Append("CREATE SCHEMA IF NOT EXISTS ").Append(tbname[0]).Append(";\r\n");

23
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLUtils.cs
View File

@ -1,19 +1,17 @@
using FreeSql.Internal;
using FreeSql.Internal.Model;
using Newtonsoft.Json.Linq;
using Npgsql;
using Npgsql.LegacyPostgis;
using NpgsqlTypes;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;
using System.Net;
using System.Text;
using System.Linq.Expressions;
using System.Reflection;
using FreeSql.Internal.Model;
namespace FreeSql.PostgreSQL
{
@ -120,12 +118,18 @@ namespace FreeSql.PostgreSQL
});
public override string FormatSql(string sql, params object[] args) => sql?.FormatPostgreSQL(args);
public override string QuoteSqlName(string name)
public override string QuoteSqlName(params string[] name)
{
var nametrim = name.Trim();
if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
return nametrim; //原生SQL
return $"\"{nametrim.Trim('"').Replace(".", "\".\"")}\"";
if (name.Length == 1)
{
var nametrim = name[0].Trim();
if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
return nametrim; //原生SQL
if (nametrim.StartsWith("\"") && nametrim.EndsWith("\""))
return nametrim;
return $"\"{nametrim.Replace(".", "\".\"")}\"";
}
return $"\"{string.Join("\".\"", name)}\"";
}
public override string TrimQuoteSqlName(string name)
{
@ -134,6 +138,7 @@ namespace FreeSql.PostgreSQL
return nametrim; //原生SQL
return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
}
public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
public override string IsNull(string sql, object value) => $"coalesce({sql}, {value})";
public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";