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

     1  // Copyright 2016 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  // CopyFrom represents a COPY FROM statement.
    14  type CopyFrom struct {
    15  	Table   TableName
    16  	Columns NameList
    17  	Stdin   bool
    18  	Options KVOptions
    19  }
    20  
    21  // Format implements the NodeFormatter interface.
    22  func (node *CopyFrom) Format(ctx *FmtCtx) {
    23  	ctx.WriteString("COPY ")
    24  	ctx.FormatNode(&node.Table)
    25  	if len(node.Columns) > 0 {
    26  		ctx.WriteString(" (")
    27  		ctx.FormatNode(&node.Columns)
    28  		ctx.WriteString(")")
    29  	}
    30  	ctx.WriteString(" FROM ")
    31  	if node.Stdin {
    32  		ctx.WriteString("STDIN")
    33  	}
    34  	if node.Options != nil {
    35  		ctx.WriteString(" WITH ")
    36  		ctx.FormatNode(&node.Options)
    37  	}
    38  }