com.cloudera.impala.analysis.DropDbStmt Class Reference

Inheritance diagram for com.cloudera.impala.analysis.DropDbStmt:

Collaboration diagram for com.cloudera.impala.analysis.DropDbStmt:

Public Member Functions
	DropDbStmt (String dbName, boolean ifExists)
String	getDb ()
boolean	getIfExists ()
String	toSql ()
TDropDbParams	toThrift ()
void	analyze (Analyzer analyzer) throws AnalysisException
void	setIsExplain ()
boolean	isExplain ()

Protected Attributes
boolean	isExplain_ = false

Private Attributes
final String	dbName_
final boolean	ifExists_

Detailed Description

Represents a DROP [IF EXISTS] DATABASE statement

Definition at line 25 of file DropDbStmt.java.

Constructor & Destructor Documentation

com.cloudera.impala.analysis.DropDbStmt.DropDbStmt ( String  dbName, boolean  ifExists  )

inline

Constructor for building the drop statement. If ifExists is true, an error will not be thrown if the database does not exist.

Definition at line 33 of file DropDbStmt.java.

Member Function Documentation

void com.cloudera.impala.analysis.DropDbStmt.analyze ( Analyzer  analyzer ) throws AnalysisException

inline

Perform semantic analysis of node and all of its children. Throws exception if any errors found.

Parameters

analyzer

Exceptions

AnalysisException

Implements com.cloudera.impala.analysis.ParseNode.

Definition at line 59 of file DropDbStmt.java.

References com.cloudera.impala.analysis.Analyzer.DB_DOES_NOT_EXIST_ERROR_MSG, com.cloudera.impala.analysis.DropDbStmt.dbName_, com.cloudera.impala.authorization.Privilege.DROP, com.cloudera.impala.analysis.DropDbStmt.ifExists_, and com.cloudera.impala.catalog.Db.numFunctions().

String com.cloudera.impala.analysis.DropDbStmt.getDb ( )

inline

Definition at line 38 of file DropDbStmt.java.

References com.cloudera.impala.analysis.DropDbStmt.dbName_.

Referenced by com.cloudera.impala.analysis.DropDbStmt.toSql(), and com.cloudera.impala.analysis.DropDbStmt.toThrift().

boolean com.cloudera.impala.analysis.DropDbStmt.getIfExists ( )

inline

Definition at line 39 of file DropDbStmt.java.

References com.cloudera.impala.analysis.DropDbStmt.ifExists_.

Referenced by com.cloudera.impala.analysis.DropDbStmt.toThrift().

boolean com.cloudera.impala.analysis.StatementBase.isExplain ( )

inlineinherited

Definition at line 43 of file StatementBase.java.

References com.cloudera.impala.analysis.StatementBase.isExplain_.

void com.cloudera.impala.analysis.StatementBase.setIsExplain ( )

inlineinherited

Definition at line 42 of file StatementBase.java.

References com.cloudera.impala.analysis.StatementBase.isExplain_.

String com.cloudera.impala.analysis.DropDbStmt.toSql ( )

inline

Returns

SQL syntax corresponding to this node.

Implements com.cloudera.impala.analysis.ParseNode.

Definition at line 42 of file DropDbStmt.java.

References com.cloudera.impala.analysis.DropDbStmt.getDb(), and com.cloudera.impala.analysis.DropDbStmt.ifExists_.

TDropDbParams com.cloudera.impala.analysis.DropDbStmt.toThrift ( )

inline

Definition at line 51 of file DropDbStmt.java.

References com.cloudera.impala.analysis.DropDbStmt.getDb(), and com.cloudera.impala.analysis.DropDbStmt.getIfExists().

Member Data Documentation

final String com.cloudera.impala.analysis.DropDbStmt.dbName_

private

Definition at line 26 of file DropDbStmt.java.

Referenced by com.cloudera.impala.analysis.DropDbStmt.analyze(), and com.cloudera.impala.analysis.DropDbStmt.getDb().

final boolean com.cloudera.impala.analysis.DropDbStmt.ifExists_

private

Definition at line 27 of file DropDbStmt.java.

Referenced by com.cloudera.impala.analysis.DropDbStmt.analyze(), com.cloudera.impala.analysis.DropDbStmt.getIfExists(), and com.cloudera.impala.analysis.DropDbStmt.toSql().

boolean com.cloudera.impala.analysis.StatementBase.isExplain_ = false

protectedinherited

Definition at line 24 of file StatementBase.java.

Referenced by com.cloudera.impala.analysis.StatementBase.analyze(), com.cloudera.impala.analysis.InsertStmt.analyze(), com.cloudera.impala.analysis.StatementBase.isExplain(), and com.cloudera.impala.analysis.StatementBase.setIsExplain().

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The documentation for this class was generated from the following file:

• fe/src/main/java/com/cloudera/impala/analysis/DropDbStmt.java