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Updating expressions to output sql for use with the fluent migrations, so it can be used for db upgrades.

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This commit is contained in:
Morten Christensen
2012-12-20 11:36:20 -01:00
parent 9d55fed6e7
commit c1695c2f7f
24 changed files with 287 additions and 90 deletions
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5
src/Umbraco.Core/Persistence/SqlSyntax/ISqlSyntaxProvider.cs
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@@ -33,6 +33,7 @@ namespace Umbraco.Core.Persistence.SqlSyntax
string CreateConstraint { get; }
string DeleteConstraint { get; }
string CreateForeignKeyConstraint { get; }
string DeleteDefaultConstraint { get; }
string Format(TableDefinition table);
string Format(IEnumerable<ColumnDefinition> columns);
List<string> Format(IEnumerable<IndexDefinition> indexes);
@@ -40,5 +41,9 @@ namespace Umbraco.Core.Persistence.SqlSyntax
string FormatPrimaryKey(TableDefinition table);
string GetQuotedValue(string value);
string Format(ColumnDefinition column);
string Format(IndexDefinition index);
string Format(ForeignKeyDefinition foreignKey);
string FormatColumnRename(string tableName, string oldName, string newName);
string FormatTableRename(string oldName, string newName);
}
}

13
src/Umbraco.Core/Persistence/SqlSyntax/MySqlSyntaxProvider.cs
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@@ -1,4 +1,5 @@
using System.Linq;
using System;
using System.Linq;
using Umbraco.Core.Persistence.DatabaseAnnotations;
using Umbraco.Core.Persistence.DatabaseModelDefinitions;
@@ -142,10 +143,20 @@ namespace Umbraco.Core.Persistence.SqlSyntax
return null;
}
public override string DeleteDefaultConstraint
{
get
{
throw new NotSupportedException("Default constraints are not supported in MySql");
}
}
public override string AlterColumn { get { return "ALTER TABLE {0} MODIFY COLUMN {1}"; } }
public override string DeleteConstraint { get { return "ALTER TABLE {0} DROP {1}{2}"; } }
public override string DropIndex { get { return "DROP INDEX {0} ON {1}"; } }
public override string CreateTable { get { return "CREATE TABLE {0} ({1}) ENGINE = INNODB"; } }
public override string CreateIndex { get { return "CREATE INDEX {0} ON {1} ({2})"; } }

2
src/Umbraco.Core/Persistence/SqlSyntax/SqlCeSyntaxProvider.cs
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@@ -129,5 +129,7 @@ namespace Umbraco.Core.Persistence.SqlSyntax
}
public override string AddColumn { get { return "ALTER TABLE {0} ADD {1}"; } }
public override string DropIndex { get { return "DROP INDEX {1}.{0}"; } }
}
}

38
src/Umbraco.Core/Persistence/SqlSyntax/SqlServerSyntaxProvider.cs
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@@ -58,6 +58,16 @@ namespace Umbraco.Core.Persistence.SqlSyntax
return result > 0;
}
public override string FormatColumnRename(string tableName, string oldName, string newName)
{
return string.Format(RenameColumn, tableName, oldName, newName);
}
public override string FormatTableRename(string oldName, string newName)
{
return string.Format(RenameTable, oldName, newName);
}
protected override string FormatIdentity(ColumnDefinition column)
{
return column.IsIdentity ? GetIdentityString(column) : string.Empty;
@@ -85,6 +95,34 @@ namespace Umbraco.Core.Persistence.SqlSyntax
return null;
}
public override string DeleteDefaultConstraint
{
get
{
return "DECLARE @default sysname, @sql nvarchar(max);\r\n\r\n" +
"-- get name of default constraint\r\n" +
"SELECT @default = name\r\n" +
"FROM sys.default_constraints\r\n" +
"WHERE parent_object_id = object_id('{0}')\r\n" + "" +
"AND type = 'D'\r\n" + "" +
"AND parent_column_id = (\r\n" + "" +
"SELECT column_id\r\n" +
"FROM sys.columns\r\n" +
"WHERE object_id = object_id('{0}')\r\n" +
"AND name = '{1}'\r\n" +
");\r\n\r\n" +
"-- create alter table command to drop contraint as string and run it\r\n" +
"SET @sql = N'ALTER TABLE {0} DROP CONSTRAINT ' + @default;\r\n" +
"EXEC sp_executesql @sql;";
}
}
public override string AddColumn { get { return "ALTER TABLE {0} ADD {1}"; } }
public override string DropIndex { get { return "DROP INDEX {0} ON {1}"; } }
public override string RenameColumn { get { return "sp_rename '{0}.{1}', '{2}', 'COLUMN'"; } }
public override string RenameTable { get { return "sp_rename '{0}', '{1}'"; } }
}
}

95
src/Umbraco.Core/Persistence/SqlSyntax/SqlSyntaxProviderBase.cs
View File

@@ -158,34 +158,11 @@ namespace Umbraco.Core.Persistence.SqlSyntax
public virtual string Format(TableDefinition table)
{
var statement = string.Format(CreateTable, table.Name, Format(table.Columns));
var statement = string.Format(CreateTable, GetQuotedTableName(table.Name), Format(table.Columns));
return statement;
}
public virtual string FormatPrimaryKey(TableDefinition table)
{
var columnDefinition = table.Columns.FirstOrDefault(x => x.IsPrimaryKey);
if (columnDefinition == null)
return string.Empty;
string constraintName = string.IsNullOrEmpty(columnDefinition.PrimaryKeyName)
? string.Format("PK_{0}", table.Name)
: columnDefinition.PrimaryKeyName;
string columns = string.IsNullOrEmpty(columnDefinition.PrimaryKeyColumns)
? GetQuotedColumnName(columnDefinition.Name)
: columnDefinition.PrimaryKeyColumns;
string primaryKeyPart = string.Concat("PRIMARY KEY", columnDefinition.IsIndexed ? " CLUSTERED" : " NONCLUSTERED");
return string.Format(CreateConstraint,
GetQuotedTableName(table.Name),
GetQuotedName(constraintName),
primaryKeyPart,
columns);
}
public virtual List<string> Format(IEnumerable<IndexDefinition> indexes)
{
return indexes.Select(Format).ToList();
@@ -222,7 +199,8 @@ namespace Umbraco.Core.Persistence.SqlSyntax
GetQuotedColumnName(foreignKey.ForeignColumns.First()),
GetQuotedTableName(foreignKey.PrimaryTable),
GetQuotedColumnName(foreignKey.PrimaryColumns.First()),
"", "");
FormatCascade("DELETE", foreignKey.OnDelete),
FormatCascade("UPDATE", foreignKey.OnUpdate));
}
public virtual string Format(IEnumerable<ColumnDefinition> columns)
@@ -249,7 +227,64 @@ namespace Umbraco.Core.Persistence.SqlSyntax
return string.Join(" ", clauses.ToArray());
}
public virtual string FormatString(ColumnDefinition column)
public virtual string FormatPrimaryKey(TableDefinition table)
{
var columnDefinition = table.Columns.FirstOrDefault(x => x.IsPrimaryKey);
if (columnDefinition == null)
return string.Empty;
string constraintName = string.IsNullOrEmpty(columnDefinition.PrimaryKeyName)
? string.Format("PK_{0}", table.Name)
: columnDefinition.PrimaryKeyName;
string columns = string.IsNullOrEmpty(columnDefinition.PrimaryKeyColumns)
? GetQuotedColumnName(columnDefinition.Name)
: columnDefinition.PrimaryKeyColumns;
string primaryKeyPart = string.Concat("PRIMARY KEY", columnDefinition.IsIndexed ? " CLUSTERED" : " NONCLUSTERED");
return string.Format(CreateConstraint,
GetQuotedTableName(table.Name),
GetQuotedName(constraintName),
primaryKeyPart,
columns);
}
public virtual string FormatColumnRename(string tableName, string oldName, string newName)
{
return string.Format(RenameColumn,
GetQuotedTableName(tableName),
GetQuotedColumnName(oldName),
GetQuotedColumnName(newName));
}
public virtual string FormatTableRename(string oldName, string newName)
{
return string.Format(RenameTable, GetQuotedTableName(oldName), GetQuotedTableName(newName));
}
protected virtual string FormatCascade(string onWhat, Rule rule)
{
string action = "NO ACTION";
switch (rule)
{
case Rule.None:
return "";
case Rule.Cascade:
action = "CASCADE";
break;
case Rule.SetNull:
action = "SET NULL";
break;
case Rule.SetDefault:
action = "SET DEFAULT";
break;
}
return string.Format(" ON {0} {1}", onWhat, action);
}
protected virtual string FormatString(ColumnDefinition column)
{
return GetQuotedColumnName(column.Name);
}
@@ -332,6 +367,14 @@ namespace Umbraco.Core.Persistence.SqlSyntax
protected abstract string FormatIdentity(ColumnDefinition column);
public virtual string DeleteDefaultConstraint
{
get
{
throw new NotSupportedException("Default constraints are not supported");
}
}
public virtual string CreateTable { get { return "CREATE TABLE {0} ({1})"; } }
public virtual string DropTable { get { return "DROP TABLE {0}"; } }