Function translate

internal/engine/postgresql/parse.go:206–645

(node *nodes.Node)

}

func translate(node *nodes.Node) (ast.Node, error) {
	switch inner := node.Node.(type) {

	case *nodes.Node_AlterEnumStmt:
		n := inner.AlterEnumStmt
		rel, err := parseRelationFromNodes(n.TypeName)
		if err != nil {
			return nil, err
		}
		if n.OldVal != "" {
			return &ast.AlterTypeRenameValueStmt{
				Type:     rel.TypeName(),
				OldValue: makeString(n.OldVal),
				NewValue: makeString(n.NewVal),
			}, nil
		} else {
			return &ast.AlterTypeAddValueStmt{
				Type:               rel.TypeName(),
				NewValue:           makeString(n.NewVal),
				NewValHasNeighbor:  len(n.NewValNeighbor) > 0,
				NewValNeighbor:     makeString(n.NewValNeighbor),
				NewValIsAfter:      n.NewValIsAfter,
				SkipIfNewValExists: n.SkipIfNewValExists,
			}, nil
		}

	case *nodes.Node_AlterObjectSchemaStmt:
		n := inner.AlterObjectSchemaStmt
		switch n.ObjectType {

		case nodes.ObjectType_OBJECT_TABLE, nodes.ObjectType_OBJECT_VIEW, nodes.ObjectType_OBJECT_MATVIEW:
			rel := parseRelationFromRangeVar(n.Relation)
			return &ast.AlterTableSetSchemaStmt{
				Table:     rel.TableName(),
				NewSchema: makeString(n.Newschema),
				MissingOk: n.MissingOk,
			}, nil

		case nodes.ObjectType_OBJECT_TYPE:
			rel, err := parseRelation(n.Object)
			if err != nil {
				return nil, err
			}
			return &ast.AlterTypeSetSchemaStmt{
				Type:      rel.TypeName(),
				NewSchema: makeString(n.Newschema),
			}, nil
		}
		return nil, errSkip

	case *nodes.Node_AlterTableStmt:
		n := inner.AlterTableStmt
		rel := parseRelationFromRangeVar(n.Relation)
		at := &ast.AlterTableStmt{
			Table:     rel.TableName(),
			Cmds:      &ast.List{},
			MissingOk: n.MissingOk,
		}