public static QsiColumnsDeclarationNode VisitColumnListClause(ColumnListClauseContext context, QsiSequentialColumnType?sequence)
{
var node = VisitColumnList(context.cl, sequence);
HanaTree.PutContextSpan(node, context);
return(node);
}
public static IQsiDefinitionNode VisitCreateViewStatement(CreateViewStatementContext context)
{
var node = new HanaViewDefinitionNode
{
Identifier = context.name,
Comment = context.comment,
StructuredPrivilegeCheck = context.structuredPrivilegeCheck,
Force = context.force,
CheckOption = context.checkOption,
DdlOnly = context.ddlOnly,
ReadOnly = context.readOnly
};
if (context.TryGetRuleContext <ColumnListClauseContext>(out var columnList))
{
node.Columns.SetValue(TableVisitor.VisitColumnListClause(columnList, null));
}
if (context.TryGetRuleContext <ParameterizedViewClauseContext>(out var parameterizedViewClause))
{
node.Parameters.SetValue(TreeHelper.Fragment(parameterizedViewClause.GetInputText()));
}
node.Source.SetValue(TableVisitor.VisitSelectStatement(context.selectStatement()));
if (context.TryGetRuleContext <WithAssociationClauseContext>(out var withAssociationClause))
{
node.Associations.SetValue(TreeHelper.Fragment(withAssociationClause.GetInputText()));
}
if (context.TryGetRuleContext <WithMaskClauseContext>(out var withMaskClause))
{
node.Masks.SetValue(TreeHelper.Fragment(withMaskClause.GetInputText()));
}
if (context.TryGetRuleContext <WithExpressionMacroClauseContext>(out var withExpressionMacroClause))
{
node.ExpressionMacros.SetValue(TreeHelper.Fragment(withExpressionMacroClause.GetInputText()));
}
if (context.TryGetRuleContext <WithAnnotationClauseContext>(out var withAnnotationClause))
{
node.Annotation.SetValue(TreeHelper.Fragment(withAnnotationClause.GetInputText()));
}
if (context.TryGetRuleContext <WithCacheClauseContext>(out var withCacheClause))
{
node.Cache.SetValue(TreeHelper.Fragment(withCacheClause.GetInputText()));
}
if (context.TryGetRuleContext <WithAnonymizationClauseContext>(out var withAnonymizationClause))
{
node.Anonymization.SetValue(TreeHelper.Fragment(withAnonymizationClause.GetInputText()));
}
HanaTree.PutContextSpan(node, context);
return(node);
}
public static QsiColumnsDeclarationNode VisitColumnList(ColumnListContext context, QsiSequentialColumnType?sequence)
{
var node = new QsiColumnsDeclarationNode();
node.Columns.AddRange(context.list.Select(x => CreateColumnNode(x, sequence)));
HanaTree.PutContextSpan(node, context);
return(node);
}
public static QsiTableDirectivesNode VisitWithClause(WithClauseContext context)
{
var node = new QsiTableDirectivesNode();
node.Tables.AddRange(context._elements.Select(VisitWithListElement));
HanaTree.PutContextSpan(node, context);
return(node);
}
public static QsiDataDeleteActionNode VisitDeleteStatement(DeleteStatementContext context)
{
var partitionRestriction = context.partitionRestriction();
var whereClause = context.whereClause();
var hintClause = context.hintClause();
QsiTableNode tableNode = new HanaTableReferenceNode
{
Identifier = context.tableName().qqi
};
if (partitionRestriction != null)
{
((HanaTableReferenceNode)tableNode).Partition.Value = TreeHelper.Fragment(partitionRestriction.GetInputText());
}
if (whereClause != null || hintClause != null)
{
var derivedTableNode = new HanaDerivedTableNode
{
Columns = { Value = TreeHelper.CreateAllColumnsDeclaration() },
Source = { Value = tableNode }
};
if (whereClause != null)
{
derivedTableNode.Where.Value = ExpressionVisitor.VisitWhereClause(whereClause);
}
if (hintClause != null)
{
derivedTableNode.Hint.Value = TreeHelper.Fragment(hintClause.GetInputText());
}
tableNode = derivedTableNode;
}
var node = new QsiDataDeleteActionNode
{
Target = { Value = tableNode }
};
HanaTree.PutContextSpan(node, context);
return(node);
}
public static QsiDerivedTableNode VisitWithListElement(WithListElementContext context)
{
var node = new QsiDerivedTableNode();
node.Alias.SetValue(new QsiAliasNode
{
Name = context.name.qi
});
var columnListClause = context.columnListClause();
node.Columns.SetValue(
columnListClause != null ?
VisitColumnListClause(columnListClause, QsiSequentialColumnType.Default) :
TreeHelper.CreateAllColumnsDeclaration()
);
node.Source.SetValue(VisitSubquery(context.subquery()));
HanaTree.PutContextSpan(node, context);
return(node);
}
