com.cloudera.impala.analysis.ShowFunctionsStmt Class Reference

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

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

Public Member Functions
	ShowFunctionsStmt (String db, String pattern, TFunctionCategory fnCategory)
String	getDb ()
String	getPattern ()
String	toSql ()
void	analyze (Analyzer analyzer) throws AnalysisException
TShowFunctionsParams	toThrift ()
void	setIsExplain ()
boolean	isExplain ()

Protected Attributes
boolean	isExplain_ = false

Private Attributes
final String	pattern_
final String	parsedDb_
final TFunctionCategory	fnCategory_
String	postAnalysisDb_

Detailed Description

Representation of a SHOW FUNCTIONS [pattern] statement. Acceptable syntax:

SHOW FUNCTIONS SHOW FUNCTIONS LIKE 'pattern'

Definition at line 31 of file ShowFunctionsStmt.java.

Constructor & Destructor Documentation

com.cloudera.impala.analysis.ShowFunctionsStmt.ShowFunctionsStmt ( String  db, String  pattern, TFunctionCategory  fnCategory  )

inline

Constructs a show statement which matches all functions against the supplied pattern.

Definition at line 48 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.ShowFunctionsStmt.fnCategory_, com.cloudera.impala.analysis.ShowFunctionsStmt.parsedDb_, and com.cloudera.impala.analysis.ShowFunctionsStmt.pattern_.

Member Function Documentation

void com.cloudera.impala.analysis.ShowFunctionsStmt.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 77 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.Analyzer.DB_DOES_NOT_EXIST_ERROR_MSG, com.cloudera.impala.analysis.ShowFunctionsStmt.parsedDb_, com.cloudera.impala.analysis.ShowFunctionsStmt.postAnalysisDb_, and com.cloudera.impala.authorization.Privilege.VIEW_METADATA.

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

inline

Can only be called after analysis, returns the name of the database that this show will search against.

Definition at line 59 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.ShowFunctionsStmt.postAnalysisDb_.

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

String com.cloudera.impala.analysis.ShowFunctionsStmt.getPattern ( )

inline

Definition at line 64 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.ShowFunctionsStmt.pattern_.

Referenced by com.cloudera.impala.analysis.ShowFunctionsStmt.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.ShowFunctionsStmt.toSql ( )

inline

Returns

SQL syntax corresponding to this node.

Implements com.cloudera.impala.analysis.ParseNode.

Definition at line 67 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.ShowFunctionsStmt.fnCategory_, and com.cloudera.impala.analysis.ShowFunctionsStmt.pattern_.

TShowFunctionsParams com.cloudera.impala.analysis.ShowFunctionsStmt.toThrift ( )

inline

Definition at line 84 of file ShowFunctionsStmt.java.

References com.cloudera.impala.analysis.ShowFunctionsStmt.fnCategory_, com.cloudera.impala.analysis.ShowFunctionsStmt.getDb(), and com.cloudera.impala.analysis.ShowFunctionsStmt.getPattern().

Member Data Documentation

final TFunctionCategory com.cloudera.impala.analysis.ShowFunctionsStmt.fnCategory_

private

Definition at line 39 of file ShowFunctionsStmt.java.

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

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().

final String com.cloudera.impala.analysis.ShowFunctionsStmt.parsedDb_

private

Definition at line 36 of file ShowFunctionsStmt.java.

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

final String com.cloudera.impala.analysis.ShowFunctionsStmt.pattern_

private

Definition at line 33 of file ShowFunctionsStmt.java.

Referenced by com.cloudera.impala.analysis.ShowFunctionsStmt.getPattern(), com.cloudera.impala.analysis.ShowFunctionsStmt.ShowFunctionsStmt(), and com.cloudera.impala.analysis.ShowFunctionsStmt.toSql().

String com.cloudera.impala.analysis.ShowFunctionsStmt.postAnalysisDb_

private

Definition at line 42 of file ShowFunctionsStmt.java.

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

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

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