github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/sql/sem/tree/alter_sequence.go (about)

     1  // Copyright 2015 The Cockroach Authors.
     2  //
     3  // Use of this software is governed by the Business Source License
     4  // included in the file licenses/BSL.txt.
     5  //
     6  // As of the Change Date specified in that file, in accordance with
     7  // the Business Source License, use of this software will be governed
     8  // by the Apache License, Version 2.0, included in the file
     9  // licenses/APL.txt.
    10  
    11  package tree
    12  
    13  // AlterSequence represents an ALTER SEQUENCE statement, except in the case of
    14  // ALTER SEQUENCE <seqName> RENAME TO <newSeqName>, which is represented by a
    15  // RenameTable node.
    16  type AlterSequence struct {
    17  	IfExists bool
    18  	Name     *UnresolvedObjectName
    19  	Options  SequenceOptions
    20  }
    21  
    22  // Format implements the NodeFormatter interface.
    23  func (node *AlterSequence) Format(ctx *FmtCtx) {
    24  	ctx.WriteString("ALTER SEQUENCE ")
    25  	if node.IfExists {
    26  		ctx.WriteString("IF EXISTS ")
    27  	}
    28  	ctx.FormatNode(node.Name)
    29  	ctx.FormatNode(&node.Options)
    30  }