github.com/matrixorigin/matrixone@v0.7.0/pkg/sql/parsers/tree/deallocate.go (about)

     1  // Copyright 2021 - 2022 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package tree
    16  
    17  type Deallocate struct {
    18  	Statement
    19  	IsDrop bool
    20  	Name   Identifier
    21  }
    22  
    23  func (node *Deallocate) Format(ctx *FmtCtx) {
    24  	if node.IsDrop {
    25  		ctx.WriteString("drop")
    26  	} else {
    27  		ctx.WriteString("deallocate")
    28  	}
    29  	ctx.WriteString(" prepare ")
    30  	node.Name.Format(ctx)
    31  }
    32  
    33  func (node *Deallocate) GetStatementType() string { return "Deallocate" }
    34  func (node *Deallocate) GetQueryType() string     { return QueryTypeOth }
    35  
    36  func NewDeallocate(name Identifier, isDrop bool) *Deallocate {
    37  	return &Deallocate{
    38  		IsDrop: isDrop,
    39  		Name:   name,
    40  	}
    41  }