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org.apache.lens.cli.commands
Class LensQueryCommands

java.lang.Object
  org.apache.lens.cli.commands.BaseLensCommand
      org.apache.lens.cli.commands.LensQueryCommands

All Implemented Interfaces:

org.springframework.shell.core.CommandMarker

@Component
public class LensQueryCommands
extends BaseLensCommand
implements org.springframework.shell.core.CommandMarker

The Class LensQueryCommands.

Field Summary

Fields inherited from class org.apache.lens.cli.commands.BaseLensCommand

LOG

Constructor Summary

LensQueryCommands()

Method Summary

String	destroyPreparedQuery(String ph) Destroy prepared query.
String	executePreparedQuery(String phandle, boolean asynch, String queryName) Execute prepared query.
String	executeQuery(String sql, boolean asynch, String queryName) Execute query.
String	explainAndPrepare(String sql, String queryName) Explain and prepare.
String	explainQuery(String sql, String location) Explain query.
String	getAllPreparedQueries(String userName, String queryName, long fromDate, long toDate) Gets the all prepared queries.
String	getAllQueries(String state, String queryName, String user, long fromDate, long toDate) Gets the all queries.
String	getPreparedStatus(String ph) Gets the prepared status.
String	getQueryResults(String qh) Gets the query results.
String	getStatus(String qh) Gets the status.
String	killQuery(String qh) Kill query.
String	prepare(String sql, String queryName) Prepare.

Methods inherited from class org.apache.lens.cli.commands.BaseLensCommand

formatJson, getClient, getClientWrapper, setClient

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LensQueryCommands

public LensQueryCommands()

Method Detail

executeQuery

public String executeQuery(String sql,
                           boolean asynch,
                           String queryName)

Execute query.

Parameters:

sql - the sql

asynch - the asynch

queryName - the query name

Returns:

the string

getStatus

public String getStatus(String qh)

Gets the status.

Parameters:

qh - the qh

Returns:

the status

explainQuery

public String explainQuery(String sql,
                           String location)
                    throws UnsupportedEncodingException

Explain query.

Parameters:

sql - the sql

location - the location

Returns:

the string

Throws:

UnsupportedEncodingException - the unsupported encoding exception

getAllQueries

public String getAllQueries(String state,
                            String queryName,
                            String user,
                            long fromDate,
                            long toDate)

Gets the all queries.

Parameters:

state - the state

queryName - the query name

user - the user

fromDate - the from date

toDate - the to date

Returns:

the all queries

killQuery

public String killQuery(String qh)

Kill query.

Parameters:

qh - the qh

Returns:

the string

getQueryResults

public String getQueryResults(String qh)

Gets the query results.

Parameters:

qh - the qh

Returns:

the query results

getAllPreparedQueries

public String getAllPreparedQueries(String userName,
                                    String queryName,
                                    long fromDate,
                                    long toDate)

Gets the all prepared queries.

Parameters:

userName - the user name

queryName - the query name

fromDate - the from date

toDate - the to date

Returns:

the all prepared queries

getPreparedStatus

public String getPreparedStatus(String ph)

Gets the prepared status.

Parameters:

ph - the ph

Returns:

the prepared status

destroyPreparedQuery

public String destroyPreparedQuery(String ph)

Destroy prepared query.

Parameters:

ph - the ph

Returns:

the string

executePreparedQuery

public String executePreparedQuery(String phandle,
                                   boolean asynch,
                                   String queryName)

Execute prepared query.

Parameters:

phandle - the phandle

asynch - the asynch

queryName - the query name

Returns:

the string

prepare

public String prepare(String sql,
                      String queryName)
               throws UnsupportedEncodingException

Prepare.

Parameters:

sql - the sql

queryName - the query name

Returns:

the string

Throws:

UnsupportedEncodingException - the unsupported encoding exception

explainAndPrepare

public String explainAndPrepare(String sql,
                                String queryName)
                         throws UnsupportedEncodingException

Explain and prepare.

Parameters:

sql - the sql

queryName - the query name

Returns:

the string

Throws:

UnsupportedEncodingException - the unsupported encoding exception