@ -1,4 +1,9 @@
using Newtonsoft.Json.Linq ; using Confluent.Kafka ;
using Newtonsoft.Json.Linq ;
using System.Data ;
using System.Net ;
using Tiobon.Core.Common.DB.Dapper ;
using Tiobon.Core.Common.DB.Dapper.DBManager ;
namespace Tiobon.Core.Controllers ; namespace Tiobon.Core.Controllers ;
@ -169,4 +174,596 @@ public class CommonController : BaseApiController
} }
# endregion # endregion
[HttpGet, AllowAnonymous, Route("Compare")]
public IActionResult Download ( Guid id )
{
StringBuilder sb = new StringBuilder ( ) ;
DBServerProvider . SetConnection ( "defalut1" , "Data Source=47.99.54.186;User ID=GHR;Password=Tiobon20190101;Database=Ghr5_MekTec;Encrypt=True;TrustServerCertificate=True;" ) ;
string sql = @ "SELECT A.name AS COLUMN_NAME,
B . name TABLE_NAME ,
C . value AS column_description ,
C . [ name ] ,
D . NUMERIC_PRECISION ,
D . NUMERIC_SCALE ,
D . IS_NULLABLE ,
D . data_type COLUMN_TYPE ,
E . name AS ConstraintName ,
E . definition AS COLUMN_DEFAULT
FROM sys . columns A
LEFT JOIN sys . tables B ON A . object_id = B . object_id
LEFT JOIN sys . extended_properties C
ON C . major_id = A . object_id AND C . minor_id = A . column_id
LEFT JOIN information_schema . columns D
ON D . column_name = A . name AND D . TABLE_NAME = B . [ name ]
LEFT JOIN sys . default_constraints E
ON E . parent_object_id = A . object_id
AND E . parent_column_id = A . column_id ";
#region step 1.1 加载表结构
// 源数据库
DataTable dt = DbAccess . GetDataTable ( sql ) ;
var srcCloumns =
dt
. AsEnumerable ( )
. Select ( o = > new CompareStructureCloumn
{
TableName = o . Field < string > ( "TABLE_NAME" ) ,
ColumnName = o . Field < string > ( "COLUMN_NAME" ) ,
DefaultValue = o . Field < string > ( "COLUMN_DEFAULT" ) ,
Null = o . Field < string > ( "IS_NULLABLE" ) ,
DataType = o . Field < string > ( "COLUMN_TYPE" ) ,
//Key = o.Field<string>("COLUMN_KEY"),
//Collsion = o.Field<string>("COLLATION_NAME"),
//CharacterSet = o.Field<string>("CHARACTER_SET_NAME")
} )
. ToList ( ) ;
Console . WriteLine ( "" , $"加载源数据库[hdis_compare]信息完毕：共有表{srcCloumns.Select(o => o.TableName).Distinct().Count()} 字段 {srcCloumns.Count}" ) ;
// 目标数据库
dt = DBServerProvider . GetSqlDapper ( "defalut1" ) . GetDataTable ( sql ) ;
var desrcCloumns =
dt
. AsEnumerable ( )
. Select ( o = > new CompareStructureCloumn
{
TableName = o . Field < string > ( "TABLE_NAME" ) ,
ColumnName = o . Field < string > ( "COLUMN_NAME" ) ,
DefaultValue = o . Field < string > ( "COLUMN_DEFAULT" ) ,
Null = o . Field < string > ( "IS_NULLABLE" ) ,
DataType = o . Field < string > ( "COLUMN_TYPE" ) ,
//Key = o.Field<string>("COLUMN_KEY"),
//Collsion = o.Field<string>("COLLATION_NAME"),
//CharacterSet = o.Field<string>("CHARACTER_SET_NAME")
} )
. ToList ( ) ;
Console . WriteLine ( "" , $"加载目标数据库[hdis]信息完毕：共有表{desrcCloumns.Select(o => o.TableName).Distinct().Count()} 字段 {desrcCloumns.Count}" ) ;
// #region 1.2 加载外键
// sql = @"SELECT T.TABLE_NAME, T.CONSTRAINT_NAME, T.CONSTRAINT_TYPE, K.COLUMN_NAME, K.REFERENCED_TABLE_NAME, K.REFERENCED_COLUMN_NAME
//FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS T
//JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE K ON T.CONSTRAINT_SCHEMA = K.CONSTRAINT_SCHEMA AND T.TABLE_NAME = K.TABLE_NAME AND T.CONSTRAINT_NAME = K.CONSTRAINT_NAME
//JOIN INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS R ON T.CONSTRAINT_SCHEMA = R.CONSTRAINT_SCHEMA AND T.TABLE_NAME = R.TABLE_NAME AND T.CONSTRAINT_NAME = R.CONSTRAINT_NAME
//WHERE R.CONSTRAINT_SCHEMA = '{0}' AND T.CONSTRAINT_TYPE <> 'PRIMARY KEY';";
// // 源数据库
// dt = MySqlHelper.ExecuteDataset(m_ConnStr, string.Format(sql, "hdis_compare")).Tables[0];
// List<TableConstraint> srcConstraints = dt
// .AsEnumerable()
// .Select(m => new TableConstraint()
// {
// TABLE_NAME = m.Field<string>(nameof(TableConstraint.TABLE_NAME)),
// CONSTRAINT_NAME = m.Field<string>(nameof(TableConstraint.CONSTRAINT_NAME)),
// CONSTRAINT_TYPE = m.Field<string>(nameof(TableConstraint.CONSTRAINT_TYPE)),
// COLUMN_NAME = m.Field<string>(nameof(TableConstraint.COLUMN_NAME)),
// REFERENCED_TABLE_NAME = m.Field<string>(nameof(TableConstraint.REFERENCED_TABLE_NAME)),
// REFERENCED_COLUMN_NAME = m.Field<string>(nameof(TableConstraint.REFERENCED_COLUMN_NAME))
// })
// .ToList();
// Console.WriteLine("", $"加载源数据库[hdis_compare]外键完毕：共有外键 {srcConstraints.Count} 条");
// // 目标据库
// dt = MySqlHelper.ExecuteDataset(m_ConnStr, string.Format(sql, "hdis")).Tables[0];
// List<TableConstraint> destConstraints = dt
// .AsEnumerable()
// .Select(m => new TableConstraint()
// {
// TABLE_NAME = m.Field<string>(nameof(TableConstraint.TABLE_NAME)),
// CONSTRAINT_NAME = m.Field<string>(nameof(TableConstraint.CONSTRAINT_NAME)),
// CONSTRAINT_TYPE = m.Field<string>(nameof(TableConstraint.CONSTRAINT_TYPE)),
// COLUMN_NAME = m.Field<string>(nameof(TableConstraint.COLUMN_NAME)),
// REFERENCED_TABLE_NAME = m.Field<string>(nameof(TableConstraint.REFERENCED_TABLE_NAME)),
// REFERENCED_COLUMN_NAME = m.Field<string>(nameof(TableConstraint.REFERENCED_COLUMN_NAME))
// })
// .ToList();
// Console.WriteLine("", $"加载目标数据库[hdis]外键完毕：共有外键 {destConstraints.Count} 条");
// #endregion
// #region 1.3 加载索引
// sql = @"SELECT TABLE_NAME, NON_UNIQUE, INDEX_NAME, COLUMN_NAME, INDEX_TYPE
//FROM INFORMATION_SCHEMA.STATISTICS
//WHERE TABLE_SCHEMA = '{0}' AND INDEX_NAME <> 'PRIMARY';";
// // 源数据库
// dt = MySqlHelper.ExecuteDataset(m_ConnStr, string.Format(sql, "hdis_compare")).Tables[0];
// List<TableIndex> srcIndexes = dt
// .AsEnumerable()
// .Select(m => new TableIndex()
// {
// TABLE_NAME = m.Field<string>(nameof(TableIndex.TABLE_NAME)),
// NON_UNIQUE = m.Field<long>(nameof(TableIndex.NON_UNIQUE)),
// INDEX_NAME = m.Field<string>(nameof(TableIndex.INDEX_NAME)),
// COLUMN_NAME = m.Field<string>(nameof(TableIndex.COLUMN_NAME)),
// INDEX_TYPE = m.Field<string>(nameof(TableIndex.INDEX_TYPE))
// })
// .ToList();
// SenConsole.WriteLinedLog("", $"加载源数据库[hdis_compare]索引完毕：共有索引 {srcConstraints.Count} 条");
// // 源数据库
// dt = MySqlHelper.ExecuteDataset(m_ConnStr, string.Format(sql, "hdis")).Tables[0];
// List<TableIndex> destIndexes = dt
// .AsEnumerable()
// .Select(m => new TableIndex()
// {
// TABLE_NAME = m.Field<string>(nameof(TableIndex.TABLE_NAME)),
// NON_UNIQUE = m.Field<long>(nameof(TableIndex.NON_UNIQUE)),
// INDEX_NAME = m.Field<string>(nameof(TableIndex.INDEX_NAME)),
// COLUMN_NAME = m.Field<string>(nameof(TableIndex.COLUMN_NAME)),
// INDEX_TYPE = m.Field<string>(nameof(TableIndex.INDEX_TYPE))
// })
// .ToList();
// Console.WriteLine("", $"加载目标数据库[hdis]索引完毕：共有索引 {srcConstraints.Count} 条");
// #endregion
# endregion
#region step 2 比对数据库结构
Console . WriteLine ( "" , "开始比较数据库结构" ) ;
#region 2.1 比较字段
var sExcept = srcCloumns . Except ( desrcCloumns , new CompareStructureCloumnComparer ( ) ) . ToList ( ) ;
var dExcept = desrcCloumns . Except ( srcCloumns , new CompareStructureCloumnComparer ( ) ) . ToList ( ) ;
var except = new List < CompareStructureCloumn > ( ) ;
dExcept . ForEach ( o = >
{
bool has = false ;
sExcept . ForEach ( p = >
{
//具有相同的两个重复记录
if ( o . TableName = = p . TableName & & o . ColumnName = = p . ColumnName )
{
has = true ;
return ;
}
} ) ;
if ( ! has )
{
except . Add ( o ) ;
}
} ) ;
except = except . Union ( sExcept ) . ToList ( ) ;
Console . WriteLine ( "" , "字段比较完毕" ) ;
if ( except . Count < = 0 )
{
Console . WriteLine ( "" , "数据结构完全一致" ) ;
return Ok ( "数据结构完全一致" ) ;
}
# endregion
#region 2.2 生成需要创建的表
bool b_hasConetnt = false ;
sb . AppendLine ( "SET FOREIGN_KEY_CHECKS = 0;\r\n" ) ;
var temp = except . Select ( o = > o . TableName ) . Distinct ( ) ;
Console . WriteLine ( "" , $"字段不同数量为 {except.Count}" ) ;
var sTempNames = srcCloumns . Select ( o = > o . TableName ) ;
var dTempNames = desrcCloumns . Select ( o = > o . TableName ) ;
var createTablesNames = temp . Where ( o = > ! dTempNames . Contains ( o ) ) . ToList ( ) ;
Console . WriteLine ( "" , $"生成需要创建的表 数量 {createTablesNames.Count}" ) ;
if ( createTablesNames . Any ( ) )
{
createTablesNames . ForEach ( tname = >
{
string sql1 = @ $ "DECLARE @TableName NVARCHAR(128) = '{tname}';
DECLARE @SQL NVARCHAR ( MAX ) ;
- - 获 取 表 的 创 建 语 句
SET @SQL = ' CREATE TABLE ' + @TableName + ' ( ' + CHAR ( 1 3 ) + CHAR ( 1 0 ) ;
- - 获 取 列 信 息
SELECT @SQL = @SQL +
' ' + c . name + ' ' +
t . name +
CASE
WHEN t . name IN ( ' nvarchar ' , ' varchar ' , ' char ' , ' nchar ' ) THEN '(' + CAST ( c . max_length AS NVARCHAR ( 1 0 ) ) + ')'
WHEN t . name IN ( ' decimal ' , ' numeric ' ) THEN '(' + CAST ( c . precision AS NVARCHAR ( 1 0 ) ) + ' , ' + CAST ( c . scale AS NVARCHAR ( 1 0 ) ) + ')'
ELSE ' '
END +
CASE
WHEN c . is_nullable = 0 THEN ' NOT NULL '
ELSE ' NULL '
END +
CASE
WHEN ep . value IS NOT NULL THEN ' - - ' + CAST ( ep . value AS NVARCHAR ( MAX ) )
ELSE ' '
END + ',' + CHAR ( 1 3 ) + CHAR ( 1 0 )
FROM
sys . columns c
INNER JOIN
sys . types t ON c . user_type_id = t . user_type_id
LEFT JOIN
sys . extended_properties ep ON ep . major_id = c . object_id AND ep . minor_id = c . column_id AND ep . class = 1
WHERE
c . object_id = OBJECT_ID ( @TableName ) ;
- - 移 除 最 后 一 个 逗 号
SET @SQL = LEFT ( @SQL , LEN ( @SQL ) - 2 ) ;
- - 添 加 主 键 信 息
SELECT @SQL = @SQL + CHAR ( 1 3 ) + CHAR ( 1 0 ) +
' CONSTRAINT PK_ ' + @TableName + ' PRIMARY KEY ( ' +
COL_NAME ( ic . object_id , ic . column_id ) + ')' + CHAR ( 1 3 ) + CHAR ( 1 0 ) +
')'
FROM
sys . indexes i
INNER JOIN
sys . index_columns ic ON i . object_id = ic . object_id AND i . index_id = ic . index_id
WHERE
i . object_id = OBJECT_ID ( @TableName ) AND i . is_primary_key = 1 ;
- - 输 出 生 成 的 SQL 语 句
select @SQL SQL ; ";
DataTable ds = DbAccess . GetDataTable ( sql1 ) ;
if ( ds . Rows . Count > 0 )
{
b_hasConetnt = true ;
sb . AppendLine ( $"{ds.Rows[0][" SQL "].ToString()};\r\n" ) ;
Console . WriteLine ( "" , $"生成表[{tname}]结构语句" ) ;
}
else
{
Console . WriteLine ( "" , $"生成表[{tname}]结构语句异常，表不存在" ) ;
}
} ) ;
Console . WriteLine ( "" , $"生成需要创建的表完毕" ) ;
}
# endregion
#region 2.3 生成需要删除的表
var deleteTablesNames = temp . Where ( o = > ! sTempNames . Contains ( o ) ) . ToList ( ) ;
Console . WriteLine ( "" , $"生成需要删除的表 数量 {deleteTablesNames.Count}" ) ;
if ( deleteTablesNames . Any ( ) )
{
deleteTablesNames . ForEach ( tname = >
{
b_hasConetnt = true ;
sb . AppendLine ( $"DROP TABLE `{tname}`;\r\n" ) ;
Console . WriteLine ( "" , $"生成表[{tname}]删除语句" ) ;
} ) ;
Console . WriteLine ( "" , $"生成需要删除的表完毕" ) ;
}
# endregion
#region 2.4 生成需要修改的表
var deletedColumns = new List < ( string table , string column ) > ( ) ;
var alterTablesNames = temp . Where ( o = > dTempNames . Contains ( o ) & & sTempNames . Contains ( o ) ) . ToList ( ) ;
Console . WriteLine ( "" , $"生成需要修改的表 数量 {alterTablesNames.Count}" ) ;
if ( alterTablesNames . Any ( ) )
{
alterTablesNames . ForEach ( o = >
{
#region 2.4.1 创建列语句
except
. Where ( t = > t . TableName = = o & & ! desrcCloumns . Where ( p = > p . TableName = = o ) . Select ( p = > p . ColumnName ) . ToList ( ) . Contains ( t . ColumnName ) )
. ToList ( )
. ForEach ( t = >
{
b_hasConetnt = true ;
//sb.AppendLine($"ALTER TABLE `hdis`.`{t.TableName}`" +
// $" ADD COLUMN `{t.ColumnName}` {t.DataType}{GetCharacter_Set_Name(t.CharacterSet)}{GetCollate(t.Collsion)}{GetNull(t.Null)}{GetDefaultValue(t.DefaultValue, t.DataType)};\r\n");
sb . AppendLine ( $"ALTER TABLE [{t.TableName}] ADD [{t.ColumnName}] {t.DataType} NULL" ) ;
//ALTER TABLE[dbo].[Ghre_StudyRule] ADD[Column_42] int NOT NULL DEFAULT 1
} ) ;
# endregion
#region 2.4.2 删除列语句
except
. Where ( t = > t . TableName = = o & & ! srcCloumns . Where ( p = > p . TableName = = o ) . Select ( p = > p . ColumnName ) . ToList ( ) . Contains ( t . ColumnName ) )
. ToList ( )
. ForEach ( t = >
{
if ( t . ColumnName = = "deleted" ) // 如果添加删除列 deleted,生成删除垃圾数据的语句
{
sb . AppendLine ( $"/* 删除垃圾数据 */" ) ;
sb . AppendLine ( $"DELETE FROM hdis.{t.TableName} WHERE deleted = 1;" ) ;
}
//string forignKey = QueryForignKeyProduct("hdis", tableName: o, colName: t.ColumnName);
//string indexs = QueryIndexProduct("hdis", tableName: o, colName: t.ColumnName);
//b_hasConetnt = true;
//if (!string.IsNullOrEmpty(forignKey)) sb.AppendLine(forignKey);
//if (!string.IsNullOrEmpty(indexs)) sb.AppendLine(indexs);
sb . AppendLine ( $"ALTER TABLE [dbo].[`{t.TableName}`] DROP COLUMN `{t.ColumnName}`;\r\n" ) ;
//ALTER TABLE [dbo].[Ghre_StudyRule] DROP COLUMN [IsDeptLower]
deletedColumns . Add ( ( t . TableName , t . ColumnName ) ) ;
} ) ;
# endregion
#region 2.4.3 修改列语句
//except
//.Where(t => t.TableName == o && srcCloumns.Where(p => p.TableName == o).Select(p => p.ColumnName).ToList().Contains(t.ColumnName)
// && desrcCloumns.Where(p => p.TableName == o).Select(p => p.ColumnName).ToList().Contains(t.ColumnName))
// .ToList()
//.ForEach(t =>
//{
// b_hasConetnt = true;
// string renovate = RenovateNotNull("hdis", t.TableName, t.ColumnName, t.Null, t.DefaultValue, t.DataType);
// sb.AppendLine(renovate);
// sb.AppendLine($"ALTER TABLE `hdis`.`{t.TableName}` CHANGE `{t.ColumnName}` `{t.ColumnName}` {t.DataType}{GetCharacter_Set_Name(t.CharacterSet)}{GetCollate(t.Collsion)}{GetNull(t.Null)}{GetDefaultValue(t.DefaultValue, t.DataType)};\r\n");
//});
# endregion
} ) ;
Console . WriteLine ( "" , $"生成需要删除的表完毕" ) ;
}
else
{
Console . WriteLine ( "" , $"没有需要修改的表" ) ;
}
# endregion
#region 2.5 外键
//int newConstraintCount = 0;
//foreach (var constraint in srcConstraints)
//{
// if (createTablesNames.Contains(constraint.TABLE_NAME))
// {
// continue;
// }
// if (deletedColumns.Contains((constraint.TABLE_NAME, constraint.COLUMN_NAME)))
// {
// continue;
// }
// if (!destConstraints.Any(x => x.CONSTRAINT_NAME == constraint.CONSTRAINT_NAME
// && x.TABLE_NAME == constraint.TABLE_NAME && x.COLUMN_NAME == constraint.COLUMN_NAME
// && x.REFERENCED_TABLE_NAME == constraint.REFERENCED_TABLE_NAME && x.REFERENCED_COLUMN_NAME == constraint.REFERENCED_COLUMN_NAME))
// {
// newConstraintCount++;
// sb.AppendLine($"ALTER TABLE `hdis`.`{constraint.TABLE_NAME}` ADD CONSTRAINT `{constraint.CONSTRAINT_NAME}` FOREIGN KEY(`{constraint.COLUMN_NAME}`) REFERENCES `{constraint.REFERENCED_TABLE_NAME}` (`{constraint.REFERENCED_COLUMN_NAME}`);");
// }
//}
//if (newConstraintCount > 0)
//{
// b_hasConetnt = true;
// Console.WriteLine("", $"生成需要添加的外键 数量 {newConstraintCount}");
// sb.AppendLine();
//}
//else
//{
// Console.WriteLine("", $"没有需要添加的外键");
//}
//int removeConstraintCount = 0;
//foreach (var constraint in destConstraints)
//{
// if (deletedColumns.Contains((constraint.TABLE_NAME, constraint.COLUMN_NAME)))
// {
// continue;
// }
// if (!srcConstraints.Any(x => x.CONSTRAINT_NAME == constraint.CONSTRAINT_NAME
// && x.TABLE_NAME == constraint.TABLE_NAME && x.COLUMN_NAME == constraint.COLUMN_NAME
// && x.REFERENCED_TABLE_NAME == constraint.REFERENCED_TABLE_NAME && x.REFERENCED_COLUMN_NAME == constraint.REFERENCED_COLUMN_NAME))
// {
// removeConstraintCount++;
// sb.AppendLine($"ALTER TABLE `hdis`.`{constraint.TABLE_NAME}` DROP FOREIGN KEY `{constraint.CONSTRAINT_NAME}`;");
// }
//}
//if (removeConstraintCount > 0)
//{
// b_hasConetnt = true;
// Console.WriteLine("", $"生成需要删除的外键 数量 {removeConstraintCount}");
// sb.AppendLine();
//}
//else
//{
// Console.WriteLine("", $"没有需要删除的外键");
//}
//lock (m_LockProgressBar)
//{
// m_PBValue = 5;
//}
# endregion
#region 2.6 索引
//int newIndexCount = 0;
//foreach (var index in srcIndexes)
//{
// if (createTablesNames.Contains(index.TABLE_NAME))
// {
// continue;
// }
// if (deletedColumns.Contains((index.TABLE_NAME, index.COLUMN_NAME)))
// {
// continue;
// }
// if (!destIndexes.Any(x => x.INDEX_NAME == index.INDEX_NAME
// && x.TABLE_NAME == index.TABLE_NAME && x.COLUMN_NAME == index.COLUMN_NAME
// && x.NON_UNIQUE == index.NON_UNIQUE && x.INDEX_TYPE == index.INDEX_TYPE))
// {
// newIndexCount++;
// if (index.NON_UNIQUE == 0)
// {
// sb.AppendLine($"ALTER TABLE `hdis`.`{index.TABLE_NAME}` ADD UNIQUE INDEX `{index.INDEX_NAME}` (`{index.COLUMN_NAME}`);");
// }
// else if (index.INDEX_TYPE == "FULLTEXT")
// {
// sb.AppendLine($"ALTER TABLE `hdis`.`{index.TABLE_NAME}` ADD FULLTEXT INDEX `{index.INDEX_NAME}` (`{index.COLUMN_NAME}`) USING {index.INDEX_TYPE};");
// }
// else if (index.INDEX_TYPE == "SPATIAL")
// {
// sb.AppendLine($"ALTER TABLE `hdis`.`{index.TABLE_NAME}` ADD SPATIAL INDEX `{index.INDEX_NAME}` (`{index.COLUMN_NAME}`) USING {index.INDEX_TYPE};");
// }
// else
// {
// sb.AppendLine($"ALTER TABLE `hdis`.`{index.TABLE_NAME}` ADD INDEX `{index.INDEX_NAME}` (`{index.COLUMN_NAME}`) USING {index.INDEX_TYPE};");
// }
// }
//}
//if (newIndexCount > 0)
//{
// b_hasConetnt = true;
// Console.WriteLine("", $"生成需要添加的索引 数量 {newIndexCount}");
// sb.AppendLine();
//}
//else
//{
// Console.WriteLine("", $"没有需要添加的索引");
//}
//int removeIndexCount = 0;
//foreach (var index in destIndexes)
//{
// if (deletedColumns.Contains((index.TABLE_NAME, index.COLUMN_NAME)))
// {
// continue;
// }
// if (!srcIndexes.Any(x => x.INDEX_NAME == index.INDEX_NAME
// && x.TABLE_NAME == index.TABLE_NAME && x.COLUMN_NAME == index.COLUMN_NAME
// && x.NON_UNIQUE == index.NON_UNIQUE && x.INDEX_TYPE == index.INDEX_TYPE))
// {
// removeIndexCount++;
// sb.AppendLine($"ALTER TABLE `hdis`.`{index.TABLE_NAME}` DROP INDEX `{index.INDEX_NAME}`;");
// }
//}
//if (removeIndexCount > 0)
//{
// b_hasConetnt = true;
// Console.WriteLine("", $"生成需要删除的索引 数量 {removeIndexCount}");
// sb.AppendLine();
//}
//else
//{
// Console.WriteLine("", $"没有需要删除的索引");
//}
//lock (m_LockProgressBar)
//{
// m_PBValue = 6;
//}
# endregion
//sb.AppendLine("SET FOREIGN_KEY_CHECKS = 1;\r\n");
if ( b_hasConetnt )
{
Console . WriteLine ( "" , "比较数据库结构完毕" ) ;
}
else
{
Console . WriteLine ( "" , "比较数据库结构完毕，数据结构完全一致" ) ;
}
# endregion
FileHelper . WriteFile ( "C:/" + Guid . NewGuid ( ) + ".sql" , sb . ToString ( ) ) ;
return Ok ( sb . ToString ( ) ) ;
//string sql = "SELECT * FROM FileAttachment where ID='{0}' and IsDeleted='false'";
//if (attachment != null)
//{
// var fileName = attachment.FileName;
// string path = "wwwroot/" + attachment.Path + fileName;
// FileStream fs = new FileStream(path, FileMode.OpenOrCreate);
// fs.Close();
// return File(new FileStream(path, FileMode.Open), "application/octet-stream", fileName);
//}
//else
//{
// return Ok("无效ID");
//}
}
#region 表信息
/// <summary>
/// 表信息
/// </summary>
public class CompareStructureCloumn
{
/// <summary>
/// 表名称
/// </summary>
public string TableName { set ; get ; }
/// <summary>
/// 字段名称
/// </summary>
public string ColumnName { set ; get ; }
/// <summary>
/// 数据类型
/// </summary>
public string DataType { set ; get ; }
/// <summary>
/// 字符集
/// </summary>
public string CharacterSet { set ; get ; }
/// <summary>
///
/// </summary>
public string Collsion { set ; get ; }
/// <summary>
/// 是否为空
/// </summary>
public string Null { set ; get ; }
/// <summary>
/// 默认值
/// </summary>
public string DefaultValue { set ; get ; }
/// <summary>
/// 键
/// </summary>
public string Key { set ; get ; }
}
# endregion
#region 自定义比对器
/// <summary>
/// 自定义比对器
/// </summary>
public class CompareStructureCloumnComparer : IEqualityComparer < CompareStructureCloumn >
{
/// <summary>
/// 比对规则
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
public bool Equals ( CompareStructureCloumn x , CompareStructureCloumn y )
{
var b = x . TableName = = y . TableName & & x . ColumnName = = y . ColumnName
& & x . CharacterSet = = y . CharacterSet & & ( x . Collsion = = y . Collsion )
& & x . DataType = = y . DataType & & x . DefaultValue = = y . DefaultValue
& & x . Key = = y . Key & & x . Null = = y . Null ;
return b ;
}
/// <summary>
///
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public int GetHashCode ( CompareStructureCloumn obj )
{
return obj . ToString ( ) . GetHashCode ( ) ;
}
}
# endregion
} }
xiaochanghai
8 months ago