程序包 com.mysql.cj

类 ServerPreparedQuery

java.lang.Object

com.mysql.cj.AbstractQuery

com.mysql.cj.ClientPreparedQuery

com.mysql.cj.ServerPreparedQuery

所有已实现的接口:

PreparedQuery, Query

直接已知子类:

ServerPreparedQueryTestcaseGenerator

public class ServerPreparedQuery
extends ClientPreparedQuery

嵌套类概要

从接口继承的嵌套类/接口 com.mysql.cj.Query

Query.CancelStatus

字段概要

字段

修饰符和类型	字段	说明
static int	BLOB_STREAM_READ_BUF_SIZE
protected NativeMessageBuilder	commandBuilder
protected RuntimeProperty<Boolean>	explainSlowQueries
protected boolean	gatherPerfMetrics	The "gatherPerfMetrics" connection property value
protected boolean	logSlowQueries	The "logSlowQueries" connection property value
static byte	OPEN_CURSOR_FLAG
static byte	PARAMETER_COUNT_AVAILABLE
protected boolean	profileSQL	The "profileSQL" connection property value
protected boolean	queryWasSlow
protected RuntimeProperty<Integer>	slowQueryThresholdMillis
protected boolean	useCursorFetch

从类继承的字段 com.mysql.cj.ClientPreparedQuery

autoClosePStmtStreams, batchCommandIndex, originalSql, parameterCount, queryBindings, queryInfo, useStreamLengthsInPrepStmts

从类继承的字段 com.mysql.cj.AbstractQuery

batchedArgs, cancelTimeoutMutex, charEncoding, clearWarningsCalled, currentDb, fetchSize, maxAllowedPacket, queryAttributesBindings, resultSetType, session, statementExecuting, statementId, timeoutInMillis

构造器概要

构造器

限定符	构造器	说明
protected	ServerPreparedQuery(NativeSession sess)

方法概要

修饰符和类型	方法	说明
void	clearParameters(boolean clearServerParameters)
void	closeQuery()
protected long[]	computeMaxParameterSetSizeAndBatchSize(int numBatchedArgs)	Computes the maximum parameter set size and the size of the entire batch given the number of arguments in the batch.
<M extends Message> M	fillSendPacket(QueryBindings bindings)
static ServerPreparedQuery	getInstance(NativeSession sess)
Field[]	getParameterFields()
ColumnDefinition	getResultFields()
long	getServerStatementId()
NativePacketPayload	prepareExecutePacket()
<T extends Resultset> T	readExecuteResult(NativePacketPayload resultPacket, int maxRowsToRetrieve, boolean createStreamingResultSet, ColumnDefinition metadata, ProtocolEntityFactory<T,NativePacketPayload> resultSetFactory, String queryAsString)
NativePacketPayload	sendExecutePacket(NativePacketPayload packet, String queryAsString)
<T extends Resultset> T	serverExecute(int maxRowsToRetrieve, boolean createStreamingResultSet, ColumnDefinition metadata, ProtocolEntityFactory<T,NativePacketPayload> resultSetFactory)
void	serverPrepare(String sql)
void	serverResetStatement()
void	setParameterFields(Field[] parameterFields)
void	setResultFields(ColumnDefinition resultFields)
void	setServerStatementId(long serverStatementId)
void	statementBegins()

从类继承的方法 com.mysql.cj.ClientPreparedQuery

asSql, checkNullOrEmptyQuery, computeBatchSize, getBatchCommandIndex, getOriginalSql, getParameterCount, getQueryBindings, getQueryInfo, setBatchCommandIndex, setOriginalSql, setParameterCount, setQueryBindings, setQueryInfo

从类继承的方法 com.mysql.cj.AbstractQuery

addBatch, checkCancelTimeout, clearBatchedArgs, getBatchedArgs, getCancelTimeoutMutex, getCurrentDatabase, getExecuteTime, getId, getQueryAttributesBindings, getResultFetchSize, getResultSetFactory, getResultType, getSession, getStatementExecuting, getTimeoutInMillis, isClearWarningsCalled, resetCancelledState, setCancelStatus, setClearWarningsCalled, setCurrentDatabase, setExecuteTime, setResultFetchSize, setResultType, setTimeoutInMillis, startQueryTimer, stopQueryTimer

从类继承的方法 java.lang.Object

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

从接口继承的方法 com.mysql.cj.Query

addBatch, checkCancelTimeout, clearBatchedArgs, getBatchedArgs, getCancelTimeoutMutex, getCurrentDatabase, getExecuteTime, getId, getQueryAttributesBindings, getResultFetchSize, getResultSetFactory, getResultType, getSession, getStatementExecuting, getTimeoutInMillis, isClearWarningsCalled, resetCancelledState, setCancelStatus, setClearWarningsCalled, setCurrentDatabase, setExecuteTime, setResultFetchSize, setResultType, setTimeoutInMillis, startQueryTimer, stopQueryTimer

字段详细资料

BLOB_STREAM_READ_BUF_SIZE

public static final int BLOB_STREAM_READ_BUF_SIZE

另请参阅:

常量字段值

OPEN_CURSOR_FLAG

public static final byte OPEN_CURSOR_FLAG

另请参阅:

常量字段值

PARAMETER_COUNT_AVAILABLE

public static final byte PARAMETER_COUNT_AVAILABLE

另请参阅:

常量字段值

profileSQL

protected boolean profileSQL

The "profileSQL" connection property value

gatherPerfMetrics

protected boolean gatherPerfMetrics

The "gatherPerfMetrics" connection property value

logSlowQueries

protected boolean logSlowQueries

The "logSlowQueries" connection property value

slowQueryThresholdMillis

protected RuntimeProperty<Integer> slowQueryThresholdMillis

explainSlowQueries

protected RuntimeProperty<Boolean> explainSlowQueries

useCursorFetch

protected boolean useCursorFetch

queryWasSlow

protected boolean queryWasSlow

commandBuilder

protected NativeMessageBuilder commandBuilder

构造器详细资料

ServerPreparedQuery

protected ServerPreparedQuery(NativeSession sess)

方法详细资料

getInstance

public static ServerPreparedQuery getInstance(NativeSession sess)

serverPrepare

public void serverPrepare(String sql)
                   throws IOException

参数:

sql - query string

抛出:

IOException - if an i/o error occurs

statementBegins

public void statementBegins()

指定者:

statementBegins 在接口中 Query

覆盖:

statementBegins 在类中 AbstractQuery

serverExecute

public <T extends Resultset> T serverExecute(int maxRowsToRetrieve,
                                             boolean createStreamingResultSet,
                                             ColumnDefinition metadata,
                                             ProtocolEntityFactory<T,NativePacketPayload> resultSetFactory)

类型参数:

T - extends Resultset

参数:

maxRowsToRetrieve - rows limit

createStreamingResultSet - should c/J create a streaming result?

metadata - use this metadata instead of the one provided on wire

resultSetFactory - ProtocolEntityFactory

返回:

T instance

prepareExecutePacket

public NativePacketPayload prepareExecutePacket()

sendExecutePacket

public NativePacketPayload sendExecutePacket(NativePacketPayload packet,
                                             String queryAsString)

readExecuteResult

public <T extends Resultset> T readExecuteResult(NativePacketPayload resultPacket,
                                                 int maxRowsToRetrieve,
                                                 boolean createStreamingResultSet,
                                                 ColumnDefinition metadata,
                                                 ProtocolEntityFactory<T,NativePacketPayload> resultSetFactory,
                                                 String queryAsString)

closeQuery

public void closeQuery()

指定者:

closeQuery 在接口中 Query

覆盖:

closeQuery 在类中 ClientPreparedQuery

getServerStatementId

public long getServerStatementId()

setServerStatementId

public void setServerStatementId(long serverStatementId)

getParameterFields

public Field[] getParameterFields()

setParameterFields

public void setParameterFields(Field[] parameterFields)

getResultFields

public ColumnDefinition getResultFields()

setResultFields

public void setResultFields(ColumnDefinition resultFields)

clearParameters

public void clearParameters(boolean clearServerParameters)

参数:

clearServerParameters - flag indicating whether we need an additional clean up

serverResetStatement

public void serverResetStatement()

computeMaxParameterSetSizeAndBatchSize

protected long[] computeMaxParameterSetSizeAndBatchSize(int numBatchedArgs)

Computes the maximum parameter set size and the size of the entire batch given the number of arguments in the batch.

覆盖:

computeMaxParameterSetSizeAndBatchSize 在类中 ClientPreparedQuery

参数:

numBatchedArgs - number of batched arguments

返回:

new long[] { maxSizeOfParameterSet, sizeOfEntireBatch }

fillSendPacket

public <M extends Message> M fillSendPacket(QueryBindings bindings)

指定者:

fillSendPacket 在接口中 PreparedQuery

覆盖:

fillSendPacket 在类中 ClientPreparedQuery