Renormalize
This commit is contained in:
Stephan
@@ -1,217 +1,217 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using NPoco;
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using Umbraco.Core.Persistence.DatabaseAnnotations;
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using Umbraco.Core.Persistence.DatabaseModelDefinitions;
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using Umbraco.Core.Persistence.Querying;
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namespace Umbraco.Core.Persistence.SqlSyntax
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{
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/// <summary>
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/// Represents an SqlSyntaxProvider for Sql Ce
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/// </summary>
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[SqlSyntaxProvider(Constants.DbProviderNames.SqlCe)]
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public class SqlCeSyntaxProvider : MicrosoftSqlSyntaxProviderBase<SqlCeSyntaxProvider>
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{
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public override Sql<ISqlContext> SelectTop(Sql<ISqlContext> sql, int top)
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{
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return new Sql<ISqlContext>(sql.SqlContext, sql.SQL.Insert(sql.SQL.IndexOf(' '), " TOP " + top), sql.Arguments);
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}
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public override bool SupportsClustered()
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{
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return false;
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}
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/// <summary>
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/// SqlCe doesn't support the Truncate Table syntax, so we just have to do a DELETE FROM which is slower but we have no choice.
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/// </summary>
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public override string TruncateTable
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{
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get { return "DELETE FROM {0}"; }
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}
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public override string GetIndexType(IndexTypes indexTypes)
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{
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string indexType;
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//NOTE Sql Ce doesn't support clustered indexes
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if (indexTypes == IndexTypes.Clustered)
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{
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indexType = "NONCLUSTERED";
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}
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else
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{
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indexType = indexTypes == IndexTypes.NonClustered
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? "NONCLUSTERED"
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: "UNIQUE NONCLUSTERED";
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}
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return indexType;
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}
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[Obsolete("Use the overload with the parameter index instead")]
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public override string GetStringColumnEqualComparison(string column, string value, TextColumnType columnType)
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{
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switch (columnType)
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{
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case TextColumnType.NVarchar:
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return base.GetStringColumnEqualComparison(column, value, columnType);
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case TextColumnType.NText:
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//MSSQL doesn't allow for = comparison with NText columns but allows this syntax
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return string.Format("{0} LIKE '{1}'", column, value);
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default:
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throw new ArgumentOutOfRangeException("columnType");
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}
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}
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public override string GetConcat(params string[] args)
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{
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return "(" + string.Join("+", args) + ")";
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}
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public override string FormatColumnRename(string tableName, string oldName, string newName)
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{
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//NOTE Sql CE doesn't support renaming a column, so a new column needs to be created, then copy data and finally remove old column
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//This assumes that the new column has been created, and that the old column will be deleted after this statement has run.
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//http://stackoverflow.com/questions/3967353/microsoft-sql-compact-edition-rename-column
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return string.Format("UPDATE {0} SET {1} = {2}", tableName, newName, oldName);
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}
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public override string FormatTableRename(string oldName, string newName)
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{
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return string.Format(RenameTable, oldName, newName);
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}
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public override string FormatPrimaryKey(TableDefinition table)
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{
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var columnDefinition = table.Columns.FirstOrDefault(x => x.IsPrimaryKey);
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if (columnDefinition == null)
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return string.Empty;
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string constraintName = string.IsNullOrEmpty(columnDefinition.PrimaryKeyName)
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? string.Format("PK_{0}", table.Name)
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: columnDefinition.PrimaryKeyName;
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string columns = string.IsNullOrEmpty(columnDefinition.PrimaryKeyColumns)
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? GetQuotedColumnName(columnDefinition.Name)
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: string.Join(", ", columnDefinition.PrimaryKeyColumns
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.Split(new[]{',', ' '}, StringSplitOptions.RemoveEmptyEntries)
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.Select(GetQuotedColumnName));
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return string.Format(CreateConstraint,
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GetQuotedTableName(table.Name),
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GetQuotedName(constraintName),
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"PRIMARY KEY",
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columns);
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}
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public override IEnumerable<string> GetTablesInSchema(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES");
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return items.Select(x => x.TABLE_NAME).Cast<string>().ToList();
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}
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public override IEnumerable<ColumnInfo> GetColumnsInSchema(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME, COLUMN_NAME, ORDINAL_POSITION, COLUMN_DEFAULT, IS_NULLABLE, DATA_TYPE FROM INFORMATION_SCHEMA.COLUMNS");
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return
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items.Select(
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item =>
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new ColumnInfo(item.TABLE_NAME, item.COLUMN_NAME, item.ORDINAL_POSITION, item.COLUMN_DEFAULT,
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item.IS_NULLABLE, item.DATA_TYPE)).ToList();
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}
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public override IEnumerable<Tuple<string, string>> GetConstraintsPerTable(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME, CONSTRAINT_NAME FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS");
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var indexItems = db.Fetch<dynamic>("SELECT TABLE_NAME, INDEX_NAME FROM INFORMATION_SCHEMA.INDEXES");
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return
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items.Select(item => new Tuple<string, string>(item.TABLE_NAME, item.CONSTRAINT_NAME))
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.Union(
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indexItems.Select(
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indexItem => new Tuple<string, string>(indexItem.TABLE_NAME, indexItem.INDEX_NAME)))
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.ToList();
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}
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public override IEnumerable<Tuple<string, string, string>> GetConstraintsPerColumn(IDatabase db)
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{
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var items =
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db.Fetch<dynamic>(
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"SELECT CONSTRAINT_NAME, TABLE_NAME, COLUMN_NAME FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE");
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var indexItems = db.Fetch<dynamic>("SELECT INDEX_NAME, TABLE_NAME, COLUMN_NAME FROM INFORMATION_SCHEMA.INDEXES");
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return
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items.Select(
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item => new Tuple<string, string, string>(item.TABLE_NAME, item.COLUMN_NAME, item.CONSTRAINT_NAME))
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.Union(
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indexItems.Select(
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indexItem =>
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new Tuple<string, string, string>(indexItem.TABLE_NAME, indexItem.COLUMN_NAME,
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indexItem.INDEX_NAME))).ToList();
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}
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public override IEnumerable<Tuple<string, string, string, bool>> GetDefinedIndexes(IDatabase db)
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{
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var items =
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db.Fetch<dynamic>(
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@"SELECT TABLE_NAME, INDEX_NAME, COLUMN_NAME, [UNIQUE] FROM INFORMATION_SCHEMA.INDEXES
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WHERE INDEX_NAME NOT LIKE 'PK_%'
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ORDER BY TABLE_NAME, INDEX_NAME");
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return
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items.Select(
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item => new Tuple<string, string, string, bool>(item.TABLE_NAME, item.INDEX_NAME, item.COLUMN_NAME, item.UNIQUE));
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}
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public override bool DoesTableExist(IDatabase db, string tableName)
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{
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var result =
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db.ExecuteScalar<long>("SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = @TableName",
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new { TableName = tableName });
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return result > 0;
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}
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protected override string FormatIdentity(ColumnDefinition column)
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{
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return column.IsIdentity ? GetIdentityString(column) : string.Empty;
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}
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private static string GetIdentityString(ColumnDefinition column)
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{
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if (column.Seeding != default(int))
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return string.Format("IDENTITY({0},1)", column.Seeding);
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return "IDENTITY(1,1)";
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}
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protected override string FormatSystemMethods(SystemMethods systemMethod)
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{
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switch (systemMethod)
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{
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case SystemMethods.NewGuid:
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return "NEWID()";
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case SystemMethods.CurrentDateTime:
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return "GETDATE()";
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//case SystemMethods.NewSequentialId:
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// return "NEWSEQUENTIALID()";
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//case SystemMethods.CurrentUTCDateTime:
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// return "GETUTCDATE()";
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}
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return null;
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}
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public override string DeleteDefaultConstraint
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{
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get
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{
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return "ALTER TABLE [{0}] ALTER COLUMN [{1}] DROP DEFAULT";
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}
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}
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public override string DropIndex { get { return "DROP INDEX {1}.{0}"; } }
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}
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}
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using NPoco;
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using Umbraco.Core.Persistence.DatabaseAnnotations;
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using Umbraco.Core.Persistence.DatabaseModelDefinitions;
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using Umbraco.Core.Persistence.Querying;
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namespace Umbraco.Core.Persistence.SqlSyntax
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{
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/// <summary>
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/// Represents an SqlSyntaxProvider for Sql Ce
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/// </summary>
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[SqlSyntaxProvider(Constants.DbProviderNames.SqlCe)]
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public class SqlCeSyntaxProvider : MicrosoftSqlSyntaxProviderBase<SqlCeSyntaxProvider>
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{
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public override Sql<ISqlContext> SelectTop(Sql<ISqlContext> sql, int top)
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{
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return new Sql<ISqlContext>(sql.SqlContext, sql.SQL.Insert(sql.SQL.IndexOf(' '), " TOP " + top), sql.Arguments);
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}
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public override bool SupportsClustered()
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{
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return false;
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}
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/// <summary>
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/// SqlCe doesn't support the Truncate Table syntax, so we just have to do a DELETE FROM which is slower but we have no choice.
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/// </summary>
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public override string TruncateTable
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{
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get { return "DELETE FROM {0}"; }
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}
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public override string GetIndexType(IndexTypes indexTypes)
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{
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string indexType;
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//NOTE Sql Ce doesn't support clustered indexes
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if (indexTypes == IndexTypes.Clustered)
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{
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indexType = "NONCLUSTERED";
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}
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else
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{
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indexType = indexTypes == IndexTypes.NonClustered
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? "NONCLUSTERED"
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: "UNIQUE NONCLUSTERED";
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}
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return indexType;
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}
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[Obsolete("Use the overload with the parameter index instead")]
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public override string GetStringColumnEqualComparison(string column, string value, TextColumnType columnType)
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{
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switch (columnType)
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{
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case TextColumnType.NVarchar:
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return base.GetStringColumnEqualComparison(column, value, columnType);
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case TextColumnType.NText:
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//MSSQL doesn't allow for = comparison with NText columns but allows this syntax
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return string.Format("{0} LIKE '{1}'", column, value);
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default:
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throw new ArgumentOutOfRangeException("columnType");
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}
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}
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public override string GetConcat(params string[] args)
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{
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return "(" + string.Join("+", args) + ")";
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}
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public override string FormatColumnRename(string tableName, string oldName, string newName)
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{
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//NOTE Sql CE doesn't support renaming a column, so a new column needs to be created, then copy data and finally remove old column
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//This assumes that the new column has been created, and that the old column will be deleted after this statement has run.
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//http://stackoverflow.com/questions/3967353/microsoft-sql-compact-edition-rename-column
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return string.Format("UPDATE {0} SET {1} = {2}", tableName, newName, oldName);
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}
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public override string FormatTableRename(string oldName, string newName)
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{
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return string.Format(RenameTable, oldName, newName);
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}
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public override string FormatPrimaryKey(TableDefinition table)
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{
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var columnDefinition = table.Columns.FirstOrDefault(x => x.IsPrimaryKey);
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if (columnDefinition == null)
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return string.Empty;
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string constraintName = string.IsNullOrEmpty(columnDefinition.PrimaryKeyName)
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? string.Format("PK_{0}", table.Name)
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: columnDefinition.PrimaryKeyName;
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string columns = string.IsNullOrEmpty(columnDefinition.PrimaryKeyColumns)
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? GetQuotedColumnName(columnDefinition.Name)
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: string.Join(", ", columnDefinition.PrimaryKeyColumns
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.Split(new[]{',', ' '}, StringSplitOptions.RemoveEmptyEntries)
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.Select(GetQuotedColumnName));
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return string.Format(CreateConstraint,
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GetQuotedTableName(table.Name),
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GetQuotedName(constraintName),
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"PRIMARY KEY",
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columns);
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}
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public override IEnumerable<string> GetTablesInSchema(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES");
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return items.Select(x => x.TABLE_NAME).Cast<string>().ToList();
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}
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public override IEnumerable<ColumnInfo> GetColumnsInSchema(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME, COLUMN_NAME, ORDINAL_POSITION, COLUMN_DEFAULT, IS_NULLABLE, DATA_TYPE FROM INFORMATION_SCHEMA.COLUMNS");
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return
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items.Select(
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item =>
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new ColumnInfo(item.TABLE_NAME, item.COLUMN_NAME, item.ORDINAL_POSITION, item.COLUMN_DEFAULT,
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item.IS_NULLABLE, item.DATA_TYPE)).ToList();
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}
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public override IEnumerable<Tuple<string, string>> GetConstraintsPerTable(IDatabase db)
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{
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var items = db.Fetch<dynamic>("SELECT TABLE_NAME, CONSTRAINT_NAME FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS");
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var indexItems = db.Fetch<dynamic>("SELECT TABLE_NAME, INDEX_NAME FROM INFORMATION_SCHEMA.INDEXES");
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return
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items.Select(item => new Tuple<string, string>(item.TABLE_NAME, item.CONSTRAINT_NAME))
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.Union(
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indexItems.Select(
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indexItem => new Tuple<string, string>(indexItem.TABLE_NAME, indexItem.INDEX_NAME)))
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.ToList();
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}
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public override IEnumerable<Tuple<string, string, string>> GetConstraintsPerColumn(IDatabase db)
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{
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var items =
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db.Fetch<dynamic>(
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"SELECT CONSTRAINT_NAME, TABLE_NAME, COLUMN_NAME FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE");
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var indexItems = db.Fetch<dynamic>("SELECT INDEX_NAME, TABLE_NAME, COLUMN_NAME FROM INFORMATION_SCHEMA.INDEXES");
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return
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items.Select(
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item => new Tuple<string, string, string>(item.TABLE_NAME, item.COLUMN_NAME, item.CONSTRAINT_NAME))
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.Union(
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indexItems.Select(
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indexItem =>
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new Tuple<string, string, string>(indexItem.TABLE_NAME, indexItem.COLUMN_NAME,
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indexItem.INDEX_NAME))).ToList();
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}
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public override IEnumerable<Tuple<string, string, string, bool>> GetDefinedIndexes(IDatabase db)
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{
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var items =
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db.Fetch<dynamic>(
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@"SELECT TABLE_NAME, INDEX_NAME, COLUMN_NAME, [UNIQUE] FROM INFORMATION_SCHEMA.INDEXES
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WHERE INDEX_NAME NOT LIKE 'PK_%'
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ORDER BY TABLE_NAME, INDEX_NAME");
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return
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items.Select(
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item => new Tuple<string, string, string, bool>(item.TABLE_NAME, item.INDEX_NAME, item.COLUMN_NAME, item.UNIQUE));
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}
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public override bool DoesTableExist(IDatabase db, string tableName)
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{
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var result =
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db.ExecuteScalar<long>("SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = @TableName",
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new { TableName = tableName });
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return result > 0;
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}
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protected override string FormatIdentity(ColumnDefinition column)
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{
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return column.IsIdentity ? GetIdentityString(column) : string.Empty;
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}
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private static string GetIdentityString(ColumnDefinition column)
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{
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if (column.Seeding != default(int))
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return string.Format("IDENTITY({0},1)", column.Seeding);
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return "IDENTITY(1,1)";
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}
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protected override string FormatSystemMethods(SystemMethods systemMethod)
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{
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switch (systemMethod)
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{
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case SystemMethods.NewGuid:
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return "NEWID()";
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case SystemMethods.CurrentDateTime:
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return "GETDATE()";
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//case SystemMethods.NewSequentialId:
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// return "NEWSEQUENTIALID()";
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//case SystemMethods.CurrentUTCDateTime:
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// return "GETUTCDATE()";
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}
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return null;
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}
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public override string DeleteDefaultConstraint
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{
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get
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{
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return "ALTER TABLE [{0}] ALTER COLUMN [{1}] DROP DEFAULT";
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}
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}
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public override string DropIndex { get { return "DROP INDEX {1}.{0}"; } }
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}
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}
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