diff options
Diffstat (limited to 'slips/src/app/Marina/DataAccess/Builders/DatabaseDelete.cs')
| -rw-r--r-- | slips/src/app/Marina/DataAccess/Builders/DatabaseDelete.cs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/slips/src/app/Marina/DataAccess/Builders/DatabaseDelete.cs b/slips/src/app/Marina/DataAccess/Builders/DatabaseDelete.cs new file mode 100644 index 0000000..801aba0 --- /dev/null +++ b/slips/src/app/Marina/DataAccess/Builders/DatabaseDelete.cs @@ -0,0 +1,31 @@ +using System.Collections.Generic;
+
+namespace Marina.DataAccess.Builders {
+ public static class DatabaseDelete {
+ public static IQuery Where< T >( DatabaseColumn column, T equalsValue ) {
+ return new DeleteQueryBuilder< T >( column, equalsValue ).Build( );
+ }
+
+ private class DeleteQueryBuilder< T > : IDeleteQueryBuilder {
+ public DeleteQueryBuilder( DatabaseColumn column, T value ) {
+ _column = column;
+ _value = value;
+ }
+
+ public override string ToString() {
+ return string.Format( "DELETE FROM [{0}] WHERE [{0}].[{1}] = @{1};", _column.TableName, _column.ColumnName );
+ }
+
+ public IEnumerable< DatabaseCommandParameter > Parameters() {
+ yield return new DatabaseCommandParameter( _column.ColumnName, _value );
+ }
+
+ public IQuery Build() {
+ return new Query( this );
+ }
+
+ private readonly DatabaseColumn _column;
+ private readonly T _value;
+ }
+ }
+}
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