org.apache.shardingsphere.sql.parser.sql.common.extractor

类 TableExtractor

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.common.extractor.TableExtractor

public final class TableExtractor
extends Object

构造器概要

构造器

构造器和说明
TableExtractor()

方法概要

限定符和类型	方法和说明
Collection<SimpleTableSegment>	extractExistTableFromRoutineBody(RoutineBodySegment routineBody) Extract the tables that should exist from routine body segment.
Collection<SimpleTableSegment>	extractNotExistTableFromRoutineBody(RoutineBodySegment routineBody) Extract the tables that should not exist from routine body segment.
void	extractTablesFromCreateViewStatement(CreateViewStatement createViewStatement) Extract table that should be rewrite from create view statement.
void	extractTablesFromDelete(DeleteStatement deleteStatement) Extract table that should be rewrite from delete statement.
void	extractTablesFromInsert(InsertStatement insertStatement) Extract table that should be rewrite from insert statement.
void	extractTablesFromSelect(SelectStatement selectStatement) Extract table that should be rewrite from select statement.
void	extractTablesFromSQLStatement(SQLStatement sqlStatement) Extract table that should be rewrite from sql statement.
void	extractTablesFromUpdate(UpdateStatement updateStatement) Extract table that should be rewrite from update statement.
boolean	needRewrite(OwnerSegment owner) Check if the table needs to be overwritten.

从类继承的方法 java.lang.Object

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

构造器详细资料

TableExtractor

public TableExtractor()

方法详细资料

extractTablesFromSelect

public void extractTablesFromSelect(SelectStatement selectStatement)

Extract table that should be rewrite from select statement.

参数:

selectStatement - select statement

extractTablesFromDelete

public void extractTablesFromDelete(DeleteStatement deleteStatement)

Extract table that should be rewrite from delete statement.

参数:

deleteStatement - delete statement

extractTablesFromInsert

public void extractTablesFromInsert(InsertStatement insertStatement)

Extract table that should be rewrite from insert statement.

参数:

insertStatement - insert statement

extractTablesFromUpdate

public void extractTablesFromUpdate(UpdateStatement updateStatement)

Extract table that should be rewrite from update statement.

参数:

updateStatement - update statement.

needRewrite

public boolean needRewrite(OwnerSegment owner)

Check if the table needs to be overwritten.

参数:

owner - owner

返回:

boolean

extractExistTableFromRoutineBody

public Collection<SimpleTableSegment> extractExistTableFromRoutineBody(RoutineBodySegment routineBody)

Extract the tables that should exist from routine body segment.

参数:

routineBody - routine body segment

返回:

the tables that should exist

extractNotExistTableFromRoutineBody

public Collection<SimpleTableSegment> extractNotExistTableFromRoutineBody(RoutineBodySegment routineBody)

Extract the tables that should not exist from routine body segment.

参数:

routineBody - routine body segment

返回:

the tables that should not exist

extractTablesFromSQLStatement

public void extractTablesFromSQLStatement(SQLStatement sqlStatement)

Extract table that should be rewrite from sql statement.

参数:

sqlStatement - sql statement

extractTablesFromCreateViewStatement

public void extractTablesFromCreateViewStatement(CreateViewStatement createViewStatement)

Extract table that should be rewrite from create view statement.

参数:

createViewStatement - create view statement