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39 lines
967 B
39 lines
967 B
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Xml.Linq;
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using Patcher.DB;
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namespace Patcher.Data.Command
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{
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class RemoveConstraintCommand : AbstractConstraintCommand
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{
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private RemoveConstraintCommand(int num, XElement inner) : base(num, inner)
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{
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}
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public static RemoveConstraintCommand CreateSpecific(int num, XElement inner)
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{
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return new RemoveConstraintCommand(num, inner);
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}
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public override IEnumerable<XElement> Apply(Transaction transaction, bool forceIntegrity)
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{
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if(!forceIntegrity)
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{
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throw new NotImplementedException("Safe stored procedure creation is not implemented yet");
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}
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transaction.RemoveConstraint(this.constraint);
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return Enumerable.Empty<XElement>();
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}
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public override void Rollback(Transaction transaction, XElement commandRollbackInfo)
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{
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transaction.CreateConstraint(this.constraint);
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}
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}
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}
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