public IStatement Execute() { IParser parser = null; if (_tokenizer.TokenEquals(Constants.Table)) { parser = new AlterTableStatementParser(_tokenizer); } if (_tokenizer.TokenEquals(Constants.View)) { parser = new CreateViewStatementParser(_tokenizer) { IsAlter = true } } ; if (_tokenizer.TokenEquals(Constants.Procedure) || _tokenizer.TokenEquals(Constants.Proc)) { parser = new CreateProcedureStatementParser(_tokenizer) { IsAlter = true } } ; //if ( _tokenizer.TokenEquals( Constants.Trigger ) ) // parser = new AlterTriggerStatementParser( _tokenizer ); return(parser != null?parser.Execute() : null); } } }
public IStatement Execute() { IParser parser = null; if (_tokenizer.TokenEquals(Constants.Table)) { parser = new CreateTableStatementParser(_tokenizer); } if (_tokenizer.TokenEquals(Constants.View)) { parser = new CreateViewStatementParser(_tokenizer); } if (_tokenizer.TokenEquals(Constants.Procedure) || _tokenizer.TokenEquals(Constants.Proc)) { parser = new CreateProcedureStatementParser(_tokenizer) { IsShortForm = _tokenizer.Current == Constants.Proc } } ; //if ( _tokenizer.TokenEquals( Constants.Trigger ) ) // parser = new CreateTriggerStatementParser( _tokenizer ); if (_tokenizer.IsNextToken( Constants.Unique, Constants.Clustered, Constants.NonClustered, Constants.Index ) ) { parser = new CreateIndexParser(_tokenizer); } return(parser != null?parser.Execute() : null); } #endregion }