VAR/VAR.DatabaseExplorer
1
0
Fork 0
Code Issues 4 Pull Requests Packages Projects Releases Wiki Activity

ExportSchema: Export Views.

Browse Source
This commit is contained in:
Valeriano A.R.
2019-10-03 14:26:07 +02:00
parent 1c88055247
commit 3dbcf02099
7 changed files with 122 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
VAR.DatabaseExplorer/Code/BusinessLogic/DatabaseBL.cs
View File

@@ -14,10 +14,10 @@ namespace VAR.DatabaseExplorer.Code.BusinessLogic
return database;
}
public static Database Database_GetSchema(string connectionString, bool fillTableDefinitions = false, bool fillProcDefinitions = false)
public static Database Database_GetSchema(string connectionString, bool fillTableDefinitions = false, bool fillProcDefinitions = false, bool fillViewDefinitions = false)
{
Database database = DatabaseDA.GetInfo(connectionString);
database.Tables = TableBL.Table_GetAll(connectionString, fillTableDefinitions);
database.Tables = TableBL.Table_GetAll(connectionString, fillTableDefinitions, fillViewDefinitions);
database.Procedures = ProcedureBL.Procedure_GetAll(connectionString, fillProcDefinitions);
return database;
}
@@ -151,5 +151,19 @@ namespace VAR.DatabaseExplorer.Code.BusinessLogic
txtWriter.WriteLine(string.Empty);
}
}
public static void Database_ExportViews(StreamWriter txtWriter, Database database)
{
// Preparar cabecera del script
txtWriter.WriteLine("SET NOCOUNT ON;");
txtWriter.WriteLine("GO");
txtWriter.WriteLine(string.Empty);
foreach (Table table in database.Tables)
{
if (table.Type != "VIEW") { continue; }
TableBL.View_GenerateCreate(table, txtWriter);
}
}
}
}

37
VAR.DatabaseExplorer/Code/BusinessLogic/TableBL.cs
View File

@@ -2,6 +2,7 @@
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using VAR.DatabaseExplorer.Code.DataAccess;
using VAR.DatabaseExplorer.Code.DataTransfer;
@@ -9,7 +10,7 @@ namespace VAR.DatabaseExplorer.Code.BusinessLogic
{
public class TableBL
{
public static List<Table> Table_GetAll(string connectionString, bool fillColumns = false)
public static List<Table> Table_GetAll(string connectionString, bool fillColumns = false, bool fillViewDefinitions = false)
{
List<Table> tables = TableDA.GetAllTables(connectionString);
if (fillColumns)
@@ -20,6 +21,23 @@ namespace VAR.DatabaseExplorer.Code.BusinessLogic
table.Columns = allColumns.Where(c => c.TableName == table.Name && c.TableSchema == table.Schema).ToList();
}
}
if (fillViewDefinitions)
{
// Get all view definitions
List<ViewDefinition> definitions = TableDA.GetViewDefinitions(connectionString, null, null);
foreach (Table table in tables)
{
var sbDefinition = new StringBuilder();
foreach (ViewDefinition definition in definitions)
{
if (table.Schema == definition.ViewSchema && table.Name == definition.ViewName)
{
sbDefinition.Append(definition.Definition);
}
}
table.ViewDefinition = sbDefinition.ToString();
}
}
return tables;
}
@@ -123,5 +141,22 @@ namespace VAR.DatabaseExplorer.Code.BusinessLogic
txtWriter.WriteLine("GO");
txtWriter.WriteLine();
}
public static void View_GenerateCreate(Table table, StreamWriter txtWriter)
{
if (table.Type != "VIEW") { return; }
string viewName = string.Format("{0}.{1}", table.Schema, table.Name);
txtWriter.WriteLine(string.Format("PRINT '*** Creating view {0}....';", viewName));
txtWriter.WriteLine(string.Format("IF EXISTS (SELECT TOP 1 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = '{0}' AND TABLE_NAME = '{1}')", table.Schema, table.Name));
txtWriter.WriteLine("BEGIN");
txtWriter.WriteLine(string.Format(" DROP VIEW {0};", viewName));
txtWriter.WriteLine("END");
txtWriter.WriteLine("GO");
txtWriter.WriteLine(table.ViewDefinition);
txtWriter.WriteLine("GO");
txtWriter.WriteLine();
}
}
}

50
VAR.DatabaseExplorer/Code/DataAccess/TableDA.cs
View File

@@ -1,4 +1,5 @@
using System.Collections.Generic;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using VAR.DatabaseExplorer.Code.DataTransfer;
@@ -33,6 +34,53 @@ namespace VAR.DatabaseExplorer.Code.DataAccess
return tables;
}
public static List<ViewDefinition> GetViewDefinitions(string connectionString, string schema = null, string name = null)
{
SqlDataAdapter dataAdapter;
var cnx = new SqlConnection(connectionString);
cnx.Open();
if (cnx.ServerVersion.StartsWith("10.") || cnx.ServerVersion.StartsWith("11.") || cnx.ServerVersion.StartsWith("13.") || cnx.ServerVersion.StartsWith("14."))
{
dataAdapter = new SqlDataAdapter(@"
SELECT
sn.name ViewSchema,
SO.name ViewName,
ISNULL(SM.definition, SM.definition) AS [Definition]
FROM sys.sql_modules SM
INNER JOIN sys.Objects SO ON SM.Object_id = SO.Object_id
INNER JOIN sys.schemas sn ON SO.schema_id = sn.schema_id
WHERE SO.type = 'v'
AND
(@name IS NULL OR SO.name = @name) AND
(@schema IS NULL OR sn.name = @schema)
", cnx);
dataAdapter.SelectCommand.Parameters.AddWithValue("@Name", (object)name ?? DBNull.Value);
dataAdapter.SelectCommand.Parameters.AddWithValue("@Schema", (object)schema ?? DBNull.Value);
}
else
{
cnx.Close();
return null;
}
var dt = new DataTable();
dataAdapter.Fill(dt);
cnx.Close();
var definitions = new List<ViewDefinition>();
foreach (DataRow dr in dt.Rows)
{
string strViewSchema = Convert.ToString(dr["ViewSchema"]);
string strViewName = Convert.ToString(dr["ViewName"]);
string strDefinition = Convert.ToString(dr["Definition"]);
strDefinition = strDefinition.Replace("\r", "").Replace("\n", "\r\n");
definitions.Add(new ViewDefinition { ViewSchema = strViewSchema, ViewName = strViewName, Definition = strDefinition });
}
return definitions;
}
public static DataTable GetData(string connectionString, string tableFullName)
{
var cnx = new SqlConnection(connectionString);

3
VAR.DatabaseExplorer/Code/DataTransfer/Table.cs
View File

@@ -18,5 +18,8 @@ namespace VAR.DatabaseExplorer.Code.DataTransfer
[XmlArray]
public List<Column> Columns { get; set; }
[XmlElement]
public string ViewDefinition { get; set; }
}
}

9
VAR.DatabaseExplorer/Code/DataTransfer/ViewDefinition.cs Normal file
View File

@@ -0,0 +1,9 @@
namespace VAR.DatabaseExplorer.Code.DataTransfer
{
public class ViewDefinition
{
public string ViewSchema { get; set; }
public string ViewName { get; set; }
public string Definition { get; set; }
}
}

13
VAR.DatabaseExplorer/UI/FrmBaseDatos.cs
View File

@@ -116,7 +116,7 @@ namespace VAR.DatabaseExplorer.UI
Database database = DatabaseBL.Database_GetSchema(connectionString: _connectionString, fillTableDefinitions: true);
string fixedDatabaseName = database.Name.Replace(' ', '_');
var streamWriter = new StreamWriter(fixedDatabaseName + ".Data.sql");
var streamWriter = new StreamWriter("05." + fixedDatabaseName + ".Data.sql");
DatabaseBL.Database_ExportData(streamWriter, _connectionString, database);
streamWriter.Close();
@@ -127,7 +127,7 @@ namespace VAR.DatabaseExplorer.UI
{
Parent.Enabled = false;
Database database = DatabaseBL.Database_GetSchema(connectionString: _connectionString, fillTableDefinitions: true, fillProcDefinitions: true);
Database database = DatabaseBL.Database_GetSchema(connectionString: _connectionString, fillTableDefinitions: true, fillProcDefinitions: true, fillViewDefinitions: true);
string fixedDatabaseName = database.Name.Replace(' ', '_');
// Schemas
@@ -136,16 +136,19 @@ namespace VAR.DatabaseExplorer.UI
streamWriterSchemas.Close();
// Tables
var streamWriterTables = new StreamWriter(fixedDatabaseName + ".Tables.sql");
var streamWriterTables = new StreamWriter("02." + fixedDatabaseName + ".Tables.sql");
DatabaseBL.Database_ExportTables(streamWriterTables, _connectionString, database);
streamWriterTables.Close();
// Routines
var streamWriterRoutines = new StreamWriter(fixedDatabaseName + ".Routines.sql");
var streamWriterRoutines = new StreamWriter("03." + fixedDatabaseName + ".Routines.sql");
DatabaseBL.Database_ExportFunctions(streamWriterRoutines, database);
streamWriterRoutines.Close();
// TODO Views
// Views
var streamWriterViews = new StreamWriter("04." + fixedDatabaseName + ".Views.sql");
DatabaseBL.Database_ExportViews(streamWriterViews, database);
streamWriterViews.Close();
Parent.Enabled = true;
}

1
VAR.DatabaseExplorer/VAR.DatabaseExplorer.csproj
View File

@@ -95,6 +95,7 @@
<Compile Include="Code\DataTransfer\Server.cs" />
<Compile Include="Code\DataTransfer\Table.cs" />
<Compile Include="Code\DataTransfer\User.cs" />
<Compile Include="Code\DataTransfer\ViewDefinition.cs" />
<Compile Include="Controls\CustomListView.cs">
<SubType>Component</SubType>
</Compile>