public static IQsiTreeNode VisitCreateViewStmt(Create_view_stmtContext context)
{
var node = ImpalaTree.CreateWithSpan <QsiViewDefinitionNode>(context);
node.ConflictBehavior = context.HasRule <If_not_exists_valContext>() ?
QsiDefinitionConflictBehavior.Ignore :
QsiDefinitionConflictBehavior.None;
node.Identifier = IdentifierVisitor.VisitTableName(context.table_name());
node.Columns.Value = context.TryGetRuleContext <View_column_defsContext>(out var viewColumnDefs) ?
VisitViewColumnDefs(viewColumnDefs) :
TreeHelper.CreateAllColumnsDeclaration();
node.Source.Value = TableVisitor.VisitQueryStmt(context.query_stmt());
return(node);
}
private static void VisitCreateTblAsSelectParams(ImpalaTableDefinitionNode node, Create_tbl_as_select_paramsContext context)
{
node.IsExternal = context.tblDef.external;
node.ConflictBehavior = context.tblDef.ifNotExists ? QsiDefinitionConflictBehavior.Ignore : QsiDefinitionConflictBehavior.None;
node.Identifier = IdentifierVisitor.VisitTableName(context.tblDef.table_name());
node.DataSource.Value = TableVisitor.VisitQueryStmt(context.query);
if (context.options.children?.Count > 0)
{
var fragment = ImpalaTree.CreateWithSpan <QsiExpressionFragmentNode>(context.options);
fragment.Text = context.options.GetInputText();
node.Options.Value = fragment;
}
if (context.TryGetRuleContext <Primary_keysContext>(out var primaryKeys))
{
node.PrimaryKeyColumnNames = IdentifierVisitor.VisitIdentList(primaryKeys.ident_list()).ToArray();
}
if (context.TryGetRuleContext <Partitioned_data_layoutContext>(out var partitionedDataLayout))
{
var fragment = ImpalaTree.CreateWithSpan <QsiExpressionFragmentNode>(context.options);
fragment.Text = partitionedDataLayout.GetInputText();
node.KuduPartitionParams.Value = fragment;
}
if (context.TryGetRuleContext <Iceberg_partition_spec_listContext>(out var icebergPartitionSpecList))
{
var fragment = ImpalaTree.CreateWithSpan <QsiExpressionFragmentNode>(context.options);
fragment.Text = icebergPartitionSpecList.GetInputText();
node.IcebergPartitionSpecs.Value = fragment;
}
if (context.TryGetRuleContext <Ident_listContext>(out var identList))
{
node.PartitionColumnNames = IdentifierVisitor.VisitIdentList(identList).ToArray();
}
}
