java.lang.Object
- org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<T>
- - org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - - org.apache.iotdb.db.mpp.plan.parser.ASTVisitor

All Implemented Interfaces:

org.antlr.v4.runtime.tree.ParseTreeVisitor<Statement>, org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
```
public class ASTVisitor
extends org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
```
Parse AST to Statement.

Constructor Summary

Constructors
Constructor Description

ASTVisitor()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`parseAliasClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AliasClauseContext ctx, AlterTimeSeriesStatement alterTimeSeriesStatement)`
`void`	`parseAlignedMeasurements(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlignedMeasurementsContext ctx, CreateAlignedTimeSeriesStatement createAlignedTimeSeriesStatement)`
`void`	`parseAttributeClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClauseContext ctx, Statement statement)`
`void`	`parseAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClausesContext ctx, CreateAlignedTimeSeriesStatement createAlignedTimeSeriesStatement)`
`void`	`parseAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClausesContext ctx, CreateTimeSeriesStatement createTimeSeriesStatement)`
`long`	`parseDateFormat(java.lang.String timestampStr)`
`long`	`parseDateFormat(java.lang.String timestampStr, long currentTime)`
`java.lang.String`	`parseFilePath(java.lang.String src)`	function for parsing file path used by LOAD statement.
`void`	`parseFillClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FillClauseContext ctx)`
`void`	`parseFromClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FromClauseContext ctx)`
`void`	`parseGroupByLevelClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByLevelClauseContext ctx)`
`void`	`parseHavingClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.HavingClauseContext ctx)`
`void`	`parseSelectClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SelectClauseContext ctx)`
`void`	`parseSoffsetClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SoffsetClauseContext ctx)`
`java.util.Map<java.lang.String,java.lang.String>`	`parseSyncAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SyncAttributeClausesContext ctx)`
`void`	`parseTagClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.TagClauseContext ctx, Statement statement)`
`WhereCondition`	`parseWhereClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.WhereClauseContext ctx)`
`void`	`setZoneId(java.time.ZoneId zoneId)`
`Statement`	`visitAlignByDeviceClauseOrDisableAlignStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlignByDeviceClauseOrDisableAlignStatementContext ctx)`
`Statement`	`visitAlterTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlterTimeseriesContext ctx)`
`Statement`	`visitAlterUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlterUserContext ctx)`
`Statement`	`visitClearCache(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ClearCacheContext ctx)`
`Statement`	`visitCountDevices(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountDevicesContext ctx)`
`Statement`	`visitCountNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountNodesContext ctx)`
`Statement`	`visitCountStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountStorageGroupContext ctx)`
`Statement`	`visitCountTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountTimeseriesContext ctx)`
`Statement`	`visitCreateAlignedTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateAlignedTimeseriesContext ctx)`
`Statement`	`visitCreateFunction(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateFunctionContext ctx)`
`Statement`	`visitCreateNonAlignedTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateNonAlignedTimeseriesContext ctx)`	Data Definition Language (DDL)
`Statement`	`visitCreatePipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreatePipeContext ctx)`
`Statement`	`visitCreatePipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreatePipeSinkContext ctx)`
`Statement`	`visitCreateRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateRoleContext ctx)`
`Statement`	`visitCreateSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateSchemaTemplateContext ctx)`
`Statement`	`visitCreateStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateStorageGroupContext ctx)`
`Statement`	`visitCreateTimeseriesOfSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateTimeseriesOfSchemaTemplateContext ctx)`
`Statement`	`visitCreateTrigger(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateTriggerContext ctx)`
`Statement`	`visitCreateUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateUserContext ctx)`	Data Control Language (DCL)
`Statement`	`visitDeleteStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteStatementContext ctx)`
`Statement`	`visitDeleteStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteStorageGroupContext ctx)`
`Statement`	`visitDeleteTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteTimeseriesContext ctx)`
`Statement`	`visitDropFunction(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropFunctionContext ctx)`
`Statement`	`visitDropPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropPipeContext ctx)`
`Statement`	`visitDropPipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropPipeSinkContext ctx)`
`Statement`	`visitDropRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropRoleContext ctx)`
`Statement`	`visitDropTrigger(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropTriggerContext ctx)`
`Statement`	`visitDropUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropUserContext ctx)`
`Statement`	`visitExplain(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ExplainContext ctx)`
`Statement`	`visitFillStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FillStatementContext ctx)`
`Statement`	`visitFlush(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FlushContext ctx)`
`Statement`	`visitFullMerge(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FullMergeContext ctx)`
`Statement`	`visitGrantRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantRoleContext ctx)`
`Statement`	`visitGrantRoleToUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantRoleToUserContext ctx)`
`Statement`	`visitGrantUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantUserContext ctx)`
`Statement`	`visitGroupByFillStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByFillStatementContext ctx)`
`Statement`	`visitGroupByLevelStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByLevelStatementContext ctx)`
`Statement`	`visitGroupByTimeStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByTimeStatementContext ctx)`
`Statement`	`visitInsertStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.InsertStatementContext ctx)`
`Statement`	`visitLimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.LimitStatementContext ctx)`
`Statement`	`visitListPrivilegesRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListPrivilegesRoleContext ctx)`
`Statement`	`visitListPrivilegesUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListPrivilegesUserContext ctx)`
`Statement`	`visitListRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListRoleContext ctx)`
`Statement`	`visitListUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListUserContext ctx)`
`Statement`	`visitLoadConfiguration(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.LoadConfigurationContext ctx)`
`Statement`	`visitMerge(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.MergeContext ctx)`
`Statement`	`visitOrderByTimeStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.OrderByTimeStatementContext ctx)`
`Statement`	`visitRevokeRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeRoleContext ctx)`
`Statement`	`visitRevokeRoleFromUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeRoleFromUserContext ctx)`
`Statement`	`visitRevokeUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeUserContext ctx)`
`Statement`	`visitSelectStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SelectStatementContext ctx)`
`Statement`	`visitSetSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetSchemaTemplateContext ctx)`
`Statement`	`visitSetStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetStorageGroupContext ctx)`
`Statement`	`visitSetSystemStatus(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetSystemStatusContext ctx)`
`Statement`	`visitSetTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetTTLContext ctx)`
`Statement`	`visitShowAllTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowAllTTLContext ctx)`
`Statement`	`visitShowChildNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowChildNodesContext ctx)`
`Statement`	`visitShowChildPaths(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowChildPathsContext ctx)`
`Statement`	`visitShowCluster(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowClusterContext ctx)`
`Statement`	`visitShowConfigNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowConfigNodesContext ctx)`
`Statement`	`visitShowDataNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowDataNodesContext ctx)`
`Statement`	`visitShowDevices(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowDevicesContext ctx)`
`Statement`	`visitShowFunctions(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowFunctionsContext ctx)`
`Statement`	`visitShowNodesInSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowNodesInSchemaTemplateContext ctx)`
`Statement`	`visitShowPathsSetSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPathsSetSchemaTemplateContext ctx)`
`Statement`	`visitShowPathsUsingSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPathsUsingSchemaTemplateContext ctx)`
`Statement`	`visitShowPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeContext ctx)`
`Statement`	`visitShowPipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeSinkContext ctx)`
`Statement`	`visitShowPipeSinkType(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeSinkTypeContext ctx)`
`Statement`	`visitShowRegion(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowRegionContext ctx)`
`Statement`	`visitShowSchemaTemplates(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowSchemaTemplatesContext ctx)`
`Statement`	`visitShowStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowStorageGroupContext ctx)`
`Statement`	`visitShowTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowTimeseriesContext ctx)`
`Statement`	`visitShowTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowTTLContext ctx)`
`Statement`	`visitShowVersion(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowVersionContext ctx)`
`Statement`	`visitSingleStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SingleStatementContext ctx)`	Top Level Description
`Statement`	`visitSlimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SlimitStatementContext ctx)`
`Statement`	`visitSpecialLimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SpecialLimitStatementContext ctx)`
`Statement`	`visitStartPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.StartPipeContext ctx)`
`Statement`	`visitStopPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.StopPipeContext ctx)`
`Statement`	`visitUnsetTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.UnsetTTLContext ctx)`
`Statement`	`visitWithoutNullStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.WithoutNullStatementContext ctx)`

Methods inherited from class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor
visitAlias, visitAliasClause, visitAliasNodeName, visitAlignByDeviceClause, visitAlignByDeviceClauseOrDisableAlign, visitAlignedMeasurements, visitAlterClause, visitAttributeClause, visitAttributeClauses, visitAttributeKey, visitAttributePair, visitAttributeValue, visitConstant, visitContainsExpression, visitCqGroupByTimeClause, visitCqSelectIntoClause, visitCreateContinuousQuery, visitDateExpression, visitDatetimeLiteral, visitDclStatement, visitDdlStatement, visitDeletePartition, visitDisableAlign, visitDmlStatement, visitDropContinuousQuery, visitDropSchemaTemplate, visitExpression, visitFillClause, visitFromClause, visitFullPath, visitFullPathInExpression, visitFunctionName, visitGrantWatermarkEmbedding, visitGroupByFillClause, visitGroupByLevelClause, visitGroupByTimeClause, visitHavingClause, visitIdentifier, visitInsertColumnsSpec, visitInsertMultiValue, visitInsertValuesSpec, visitIntoClause, visitIntoPath, visitJarLocation, visitKeyWords, visitKillQuery, visitLimitClause, visitLinearClause, visitLoadFile, visitLoadFilesClause, visitLoadTimeseries, visitMeasurementValue, visitNodeName, visitNodeNameWithoutWildcard, visitOffsetClause, visitOldTypeClause, visitOperator_eq, visitOrderByAttributeClause, visitOrderByClause, visitPrefixPath, visitPreviousClause, visitPreviousUntilLastClause, visitPrivileges, visitPrivilegeValue, visitRealLiteral, visitRemoveFile, visitResampleClause, visitResultColumn, visitRevokeWatermarkEmbedding, visitSelectClause, visitSettle, visitShowContinuousQueries, visitShowFlushInfo, visitShowLockInfo, visitShowQueryProcesslist, visitShowQueryResource, visitShowTriggers, visitSlimitClause, visitSoffsetClause, visitSortKey, visitSpecificValueClause, visitStartTrigger, visitStatement, visitStopTrigger, visitStorageGroupAttributeClause, visitStorageGroupAttributesClause, visitSuffixPath, visitSyncAttributeClauses, visitSyncStatement, visitTagClause, visitTagWhereClause, visitTemplateMeasurementClause, visitTimeRange, visitTimeValue, visitTriggerAttribute, visitTriggerAttributeClause, visitTriggerEventClause, visitTriggerType, visitUnloadFile, visitUnsetSchemaTemplate, visitUri, visitUsernameWithRoot, visitUtilityStatement, visitWhereClause, visitWildcard, visitWithoutNullClause

Methods inherited from class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor
aggregateResult, defaultResult, shouldVisitNextChild, visit, visitChildren, visitErrorNode, visitTerminal

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeVisitor
visit, visitChildren, visitErrorNode, visitTerminal

- Constructor Detail
  - ASTVisitor
```
public ASTVisitor()
```
- Method Detail
  - setZoneId
```
public void setZoneId(java.time.ZoneId zoneId)
```
  - visitSingleStatement
```
public Statement visitSingleStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SingleStatementContext ctx)
```
    Top Level Description
    
    Specified by:
    
    visitSingleStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSingleStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateNonAlignedTimeseries
```
public Statement visitCreateNonAlignedTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateNonAlignedTimeseriesContext ctx)
```
    Data Definition Language (DDL)
    
    Specified by:
    
    visitCreateNonAlignedTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateNonAlignedTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateAlignedTimeseries
```
public Statement visitCreateAlignedTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateAlignedTimeseriesContext ctx)
```
    Specified by:
    
    visitCreateAlignedTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateAlignedTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseAlignedMeasurements
```
public void parseAlignedMeasurements(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlignedMeasurementsContext ctx,
                                     CreateAlignedTimeSeriesStatement createAlignedTimeSeriesStatement)
```
  - parseAttributeClauses
```
public void parseAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClausesContext ctx,
                                  CreateTimeSeriesStatement createTimeSeriesStatement)
```
  - parseAttributeClauses
```
public void parseAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClausesContext ctx,
                                  CreateAlignedTimeSeriesStatement createAlignedTimeSeriesStatement)
```
  - parseTagClause
```
public void parseTagClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.TagClauseContext ctx,
                           Statement statement)
```
  - parseAttributeClause
```
public void parseAttributeClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AttributeClauseContext ctx,
                                 Statement statement)
```
  - visitAlterTimeseries
```
public Statement visitAlterTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlterTimeseriesContext ctx)
```
    Specified by:
    
    visitAlterTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitAlterTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseAliasClause
```
public void parseAliasClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AliasClauseContext ctx,
                             AlterTimeSeriesStatement alterTimeSeriesStatement)
```
  - visitDeleteTimeseries
```
public Statement visitDeleteTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteTimeseriesContext ctx)
```
    Specified by:
    
    visitDeleteTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDeleteTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowTimeseries
```
public Statement visitShowTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowTimeseriesContext ctx)
```
    Specified by:
    
    visitShowTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowStorageGroup
```
public Statement visitShowStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowStorageGroupContext ctx)
```
    Specified by:
    
    visitShowStorageGroup in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowStorageGroup in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowDevices
```
public Statement visitShowDevices(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowDevicesContext ctx)
```
    Specified by:
    
    visitShowDevices in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowDevices in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCountDevices
```
public Statement visitCountDevices(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountDevicesContext ctx)
```
    Specified by:
    
    visitCountDevices in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCountDevices in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCountTimeseries
```
public Statement visitCountTimeseries(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountTimeseriesContext ctx)
```
    Specified by:
    
    visitCountTimeseries in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCountTimeseries in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCountNodes
```
public Statement visitCountNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountNodesContext ctx)
```
    Specified by:
    
    visitCountNodes in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCountNodes in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCountStorageGroup
```
public Statement visitCountStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CountStorageGroupContext ctx)
```
    Specified by:
    
    visitCountStorageGroup in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCountStorageGroup in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowVersion
```
public Statement visitShowVersion(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowVersionContext ctx)
```
    Specified by:
    
    visitShowVersion in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowVersion in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateFunction
```
public Statement visitCreateFunction(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateFunctionContext ctx)
```
    Specified by:
    
    visitCreateFunction in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateFunction in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropFunction
```
public Statement visitDropFunction(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropFunctionContext ctx)
```
    Specified by:
    
    visitDropFunction in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropFunction in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowFunctions
```
public Statement visitShowFunctions(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowFunctionsContext ctx)
```
    Specified by:
    
    visitShowFunctions in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowFunctions in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateTrigger
```
public Statement visitCreateTrigger(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateTriggerContext ctx)
```
    Specified by:
    
    visitCreateTrigger in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateTrigger in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropTrigger
```
public Statement visitDropTrigger(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropTriggerContext ctx)
```
    Specified by:
    
    visitDropTrigger in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropTrigger in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowChildPaths
```
public Statement visitShowChildPaths(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowChildPathsContext ctx)
```
    Specified by:
    
    visitShowChildPaths in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowChildPaths in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowChildNodes
```
public Statement visitShowChildNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowChildNodesContext ctx)
```
    Specified by:
    
    visitShowChildNodes in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowChildNodes in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSelectStatement
```
public Statement visitSelectStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SelectStatementContext ctx)
```
    Specified by:
    
    visitSelectStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSelectStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseSelectClause
```
public void parseSelectClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SelectClauseContext ctx)
```
  - parseFromClause
```
public void parseFromClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FromClauseContext ctx)
```
  - parseWhereClause
```
public WhereCondition parseWhereClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.WhereClauseContext ctx)
```
  - visitGroupByTimeStatement
```
public Statement visitGroupByTimeStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByTimeStatementContext ctx)
```
    Specified by:
    
    visitGroupByTimeStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGroupByTimeStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitGroupByFillStatement
```
public Statement visitGroupByFillStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByFillStatementContext ctx)
```
    Specified by:
    
    visitGroupByFillStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGroupByFillStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitGroupByLevelStatement
```
public Statement visitGroupByLevelStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByLevelStatementContext ctx)
```
    Specified by:
    
    visitGroupByLevelStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGroupByLevelStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseGroupByLevelClause
```
public void parseGroupByLevelClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GroupByLevelClauseContext ctx)
```
  - parseHavingClause
```
public void parseHavingClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.HavingClauseContext ctx)
```
  - visitFillStatement
```
public Statement visitFillStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FillStatementContext ctx)
```
    Specified by:
    
    visitFillStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitFillStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseFillClause
```
public void parseFillClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FillClauseContext ctx)
```
  - visitSpecialLimitStatement
```
public Statement visitSpecialLimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SpecialLimitStatementContext ctx)
```
    Specified by:
    
    visitSpecialLimitStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSpecialLimitStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitLimitStatement
```
public Statement visitLimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.LimitStatementContext ctx)
```
    Specified by:
    
    visitLimitStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitLimitStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSlimitStatement
```
public Statement visitSlimitStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SlimitStatementContext ctx)
```
    Specified by:
    
    visitSlimitStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSlimitStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseSoffsetClause
```
public void parseSoffsetClause(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SoffsetClauseContext ctx)
```
  - visitWithoutNullStatement
```
public Statement visitWithoutNullStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.WithoutNullStatementContext ctx)
```
    Specified by:
    
    visitWithoutNullStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitWithoutNullStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitOrderByTimeStatement
```
public Statement visitOrderByTimeStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.OrderByTimeStatementContext ctx)
```
    Specified by:
    
    visitOrderByTimeStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitOrderByTimeStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitAlignByDeviceClauseOrDisableAlignStatement
```
public Statement visitAlignByDeviceClauseOrDisableAlignStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlignByDeviceClauseOrDisableAlignStatementContext ctx)
```
    Specified by:
    
    visitAlignByDeviceClauseOrDisableAlignStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitAlignByDeviceClauseOrDisableAlignStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitInsertStatement
```
public Statement visitInsertStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.InsertStatementContext ctx)
```
    Specified by:
    
    visitInsertStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitInsertStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseDateFormat
```
public long parseDateFormat(java.lang.String timestampStr)
                     throws SQLParserException
```
    Throws:
    
    SQLParserException
  - parseDateFormat
```
public long parseDateFormat(java.lang.String timestampStr,
                            long currentTime)
                     throws SQLParserException
```
    Throws:
    
    SQLParserException
  - visitCreateUser
```
public Statement visitCreateUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateUserContext ctx)
```
    Data Control Language (DCL)
    
    Specified by:
    
    visitCreateUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateRole
```
public Statement visitCreateRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateRoleContext ctx)
```
    Specified by:
    
    visitCreateRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitAlterUser
```
public Statement visitAlterUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.AlterUserContext ctx)
```
    Specified by:
    
    visitAlterUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitAlterUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitGrantUser
```
public Statement visitGrantUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantUserContext ctx)
```
    Specified by:
    
    visitGrantUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGrantUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitGrantRole
```
public Statement visitGrantRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantRoleContext ctx)
```
    Specified by:
    
    visitGrantRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGrantRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitGrantRoleToUser
```
public Statement visitGrantRoleToUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.GrantRoleToUserContext ctx)
```
    Specified by:
    
    visitGrantRoleToUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitGrantRoleToUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitRevokeUser
```
public Statement visitRevokeUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeUserContext ctx)
```
    Specified by:
    
    visitRevokeUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitRevokeUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitRevokeRole
```
public Statement visitRevokeRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeRoleContext ctx)
```
    Specified by:
    
    visitRevokeRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitRevokeRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitRevokeRoleFromUser
```
public Statement visitRevokeRoleFromUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.RevokeRoleFromUserContext ctx)
```
    Specified by:
    
    visitRevokeRoleFromUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitRevokeRoleFromUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropUser
```
public Statement visitDropUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropUserContext ctx)
```
    Specified by:
    
    visitDropUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropRole
```
public Statement visitDropRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropRoleContext ctx)
```
    Specified by:
    
    visitDropRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitListUser
```
public Statement visitListUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListUserContext ctx)
```
    Specified by:
    
    visitListUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitListUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitListRole
```
public Statement visitListRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListRoleContext ctx)
```
    Specified by:
    
    visitListRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitListRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitListPrivilegesUser
```
public Statement visitListPrivilegesUser(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListPrivilegesUserContext ctx)
```
    Specified by:
    
    visitListPrivilegesUser in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitListPrivilegesUser in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitListPrivilegesRole
```
public Statement visitListPrivilegesRole(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ListPrivilegesRoleContext ctx)
```
    Specified by:
    
    visitListPrivilegesRole in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitListPrivilegesRole in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSetStorageGroup
```
public Statement visitSetStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetStorageGroupContext ctx)
```
    Specified by:
    
    visitSetStorageGroup in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSetStorageGroup in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateStorageGroup
```
public Statement visitCreateStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateStorageGroupContext ctx)
```
    Specified by:
    
    visitCreateStorageGroup in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateStorageGroup in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSetTTL
```
public Statement visitSetTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetTTLContext ctx)
```
    Specified by:
    
    visitSetTTL in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSetTTL in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitUnsetTTL
```
public Statement visitUnsetTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.UnsetTTLContext ctx)
```
    Specified by:
    
    visitUnsetTTL in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitUnsetTTL in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowTTL
```
public Statement visitShowTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowTTLContext ctx)
```
    Specified by:
    
    visitShowTTL in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowTTL in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowAllTTL
```
public Statement visitShowAllTTL(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowAllTTLContext ctx)
```
    Specified by:
    
    visitShowAllTTL in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowAllTTL in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowCluster
```
public Statement visitShowCluster(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowClusterContext ctx)
```
    Specified by:
    
    visitShowCluster in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowCluster in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDeleteStorageGroup
```
public Statement visitDeleteStorageGroup(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteStorageGroupContext ctx)
```
    Specified by:
    
    visitDeleteStorageGroup in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDeleteStorageGroup in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitExplain
```
public Statement visitExplain(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ExplainContext ctx)
```
    Specified by:
    
    visitExplain in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitExplain in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDeleteStatement
```
public Statement visitDeleteStatement(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DeleteStatementContext ctx)
```
    Specified by:
    
    visitDeleteStatement in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDeleteStatement in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseFilePath
```
public java.lang.String parseFilePath(java.lang.String src)
```
    function for parsing file path used by LOAD statement.
  - visitMerge
```
public Statement visitMerge(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.MergeContext ctx)
```
    Specified by:
    
    visitMerge in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitMerge in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitFullMerge
```
public Statement visitFullMerge(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FullMergeContext ctx)
```
    Specified by:
    
    visitFullMerge in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitFullMerge in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitFlush
```
public Statement visitFlush(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.FlushContext ctx)
```
    Specified by:
    
    visitFlush in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitFlush in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitClearCache
```
public Statement visitClearCache(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ClearCacheContext ctx)
```
    Specified by:
    
    visitClearCache in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitClearCache in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitLoadConfiguration
```
public Statement visitLoadConfiguration(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.LoadConfigurationContext ctx)
```
    Specified by:
    
    visitLoadConfiguration in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitLoadConfiguration in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSetSystemStatus
```
public Statement visitSetSystemStatus(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetSystemStatusContext ctx)
```
    Specified by:
    
    visitSetSystemStatus in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSetSystemStatus in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowRegion
```
public Statement visitShowRegion(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowRegionContext ctx)
```
    Specified by:
    
    visitShowRegion in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowRegion in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowDataNodes
```
public Statement visitShowDataNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowDataNodesContext ctx)
```
    Specified by:
    
    visitShowDataNodes in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowDataNodes in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowConfigNodes
```
public Statement visitShowConfigNodes(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowConfigNodesContext ctx)
```
    Specified by:
    
    visitShowConfigNodes in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowConfigNodes in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateSchemaTemplate
```
public Statement visitCreateSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateSchemaTemplateContext ctx)
```
    Specified by:
    
    visitCreateSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowSchemaTemplates
```
public Statement visitShowSchemaTemplates(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowSchemaTemplatesContext ctx)
```
    Specified by:
    
    visitShowSchemaTemplates in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowSchemaTemplates in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowNodesInSchemaTemplate
```
public Statement visitShowNodesInSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowNodesInSchemaTemplateContext ctx)
```
    Specified by:
    
    visitShowNodesInSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowNodesInSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitSetSchemaTemplate
```
public Statement visitSetSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SetSchemaTemplateContext ctx)
```
    Specified by:
    
    visitSetSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitSetSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowPathsSetSchemaTemplate
```
public Statement visitShowPathsSetSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPathsSetSchemaTemplateContext ctx)
```
    Specified by:
    
    visitShowPathsSetSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowPathsSetSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreateTimeseriesOfSchemaTemplate
```
public Statement visitCreateTimeseriesOfSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreateTimeseriesOfSchemaTemplateContext ctx)
```
    Specified by:
    
    visitCreateTimeseriesOfSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreateTimeseriesOfSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowPathsUsingSchemaTemplate
```
public Statement visitShowPathsUsingSchemaTemplate(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPathsUsingSchemaTemplateContext ctx)
```
    Specified by:
    
    visitShowPathsUsingSchemaTemplate in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowPathsUsingSchemaTemplate in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - parseSyncAttributeClauses
```
public java.util.Map<java.lang.String,java.lang.String> parseSyncAttributeClauses(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.SyncAttributeClausesContext ctx)
```
  - visitShowPipe
```
public Statement visitShowPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeContext ctx)
```
    Specified by:
    
    visitShowPipe in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowPipe in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreatePipe
```
public Statement visitCreatePipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreatePipeContext ctx)
                          throws SQLParserException
```
    Specified by:
    
    visitCreatePipe in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreatePipe in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
    
    Throws:
    
    SQLParserException
  - visitStartPipe
```
public Statement visitStartPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.StartPipeContext ctx)
```
    Specified by:
    
    visitStartPipe in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitStartPipe in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitStopPipe
```
public Statement visitStopPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.StopPipeContext ctx)
```
    Specified by:
    
    visitStopPipe in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitStopPipe in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropPipe
```
public Statement visitDropPipe(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropPipeContext ctx)
```
    Specified by:
    
    visitDropPipe in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropPipe in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowPipeSink
```
public Statement visitShowPipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeSinkContext ctx)
```
    Specified by:
    
    visitShowPipeSink in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowPipeSink in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitShowPipeSinkType
```
public Statement visitShowPipeSinkType(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.ShowPipeSinkTypeContext ctx)
```
    Specified by:
    
    visitShowPipeSinkType in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitShowPipeSinkType in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitCreatePipeSink
```
public Statement visitCreatePipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.CreatePipeSinkContext ctx)
```
    Specified by:
    
    visitCreatePipeSink in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitCreatePipeSink in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>
  - visitDropPipeSink
```
public Statement visitDropPipeSink(org.apache.iotdb.db.qp.sql.IoTDBSqlParser.DropPipeSinkContext ctx)
```
    Specified by:
    
    visitDropPipeSink in interface org.apache.iotdb.db.qp.sql.IoTDBSqlParserVisitor<Statement>
    
    Overrides:
    
    visitDropPipeSink in class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor<Statement>

Class ASTVisitor

Constructor Summary

Method Summary

Methods inherited from class org.apache.iotdb.db.qp.sql.IoTDBSqlParserBaseVisitor

Methods inherited from class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor

Methods inherited from class java.lang.Object

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeVisitor

Constructor Detail

ASTVisitor

Method Detail

setZoneId

visitSingleStatement

visitCreateNonAlignedTimeseries

visitCreateAlignedTimeseries

parseAlignedMeasurements

parseAttributeClauses

parseAttributeClauses

parseTagClause

parseAttributeClause

visitAlterTimeseries

parseAliasClause

visitDeleteTimeseries

visitShowTimeseries

visitShowStorageGroup

visitShowDevices

visitCountDevices

visitCountTimeseries

visitCountNodes

visitCountStorageGroup

visitShowVersion

visitCreateFunction

visitDropFunction

visitShowFunctions

visitCreateTrigger

visitDropTrigger

visitShowChildPaths

visitShowChildNodes

visitSelectStatement

parseSelectClause

parseFromClause

parseWhereClause

visitGroupByTimeStatement

visitGroupByFillStatement

visitGroupByLevelStatement

parseGroupByLevelClause

parseHavingClause

visitFillStatement

parseFillClause

visitSpecialLimitStatement

visitLimitStatement

visitSlimitStatement

parseSoffsetClause

visitWithoutNullStatement

visitOrderByTimeStatement

visitAlignByDeviceClauseOrDisableAlignStatement

visitInsertStatement

parseDateFormat

parseDateFormat

visitCreateUser

visitCreateRole

visitAlterUser

visitGrantUser

visitGrantRole

visitGrantRoleToUser

visitRevokeUser

visitRevokeRole

visitRevokeRoleFromUser

visitDropUser

visitDropRole

visitListUser

visitListRole

visitListPrivilegesUser

visitListPrivilegesRole

visitSetStorageGroup

visitCreateStorageGroup

visitSetTTL

visitUnsetTTL

visitShowTTL

visitShowAllTTL

visitShowCluster