Package org.apache.shardingsphere.data.pipeline.core.sqlbuilder

Class AbstractPipelineSQLBuilder

java.lang.Object

org.apache.shardingsphere.data.pipeline.core.sqlbuilder.AbstractPipelineSQLBuilder

All Implemented Interfaces:

PipelineSQLBuilder, org.apache.shardingsphere.spi.type.typed.TypedSPI

public abstract class AbstractPipelineSQLBuilder
extends Object
implements PipelineSQLBuilder

Abstract pipeline SQL builder.

Constructor Summary

Constructors

Constructor	Description
AbstractPipelineSQLBuilder()

Method Summary

Modifier and Type	Method	Description
String	buildCheckEmptySQL(String schemaName, String tableName)
String	buildChunkedQuerySQL(@NonNull String schemaName, @NonNull String tableName, @NonNull String uniqueKey, boolean firstQuery)
String	buildCountSQL(String schemaName, String tableName)
String	buildDeleteSQL(String schemaName, DataRecord dataRecord, Collection<Column> conditionColumns)
String	buildInsertSQL(String schemaName, DataRecord dataRecord, Map<LogicTableName,Set<String>> shardingColumnsMap)
String	buildInventoryDumpSQL(String schemaName, String tableName, String uniqueKey, int uniqueKeyDataType, boolean firstQuery)
String	buildSplitByPrimaryKeyRangeSQL(String schemaName, String tableName, String primaryKey)
String	buildTruncateSQL(String schemaName, String tableName)
String	buildUpdateSQL(String schemaName, DataRecord dataRecord, Collection<Column> conditionColumns, Map<LogicTableName,Set<String>> shardingColumnsMap)
protected String	decorate(String schemaName, String tableName)
List<Column>	extractUpdatedColumns(DataRecord record, Map<LogicTableName,Set<String>> shardingColumnsMap)
protected abstract String	getLeftIdentifierQuoteString()	Get left identifier quote string.
protected abstract String	getRightIdentifierQuoteString()	Get right identifier quote string.
protected final boolean	isShardingColumn(Map<LogicTableName,Set<String>> shardingColumnsMap, String tableName, String columnName)
String	quote(String item)	Add left and right identifier quote string.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.shardingsphere.data.pipeline.spi.sqlbuilder.PipelineSQLBuilder

buildCRC32SQL, buildCreateSchemaSQL

Methods inherited from interface org.apache.shardingsphere.spi.type.typed.TypedSPI

getType, getTypeAliases

Constructor Details

AbstractPipelineSQLBuilder

public AbstractPipelineSQLBuilder()

Method Details

getLeftIdentifierQuoteString

protected abstract String getLeftIdentifierQuoteString()

Get left identifier quote string.

Returns:

string

getRightIdentifierQuoteString

protected abstract String getRightIdentifierQuoteString()

Get right identifier quote string.

Returns:

string

quote

public String quote(String item)

Add left and right identifier quote string.

Parameters:

item - to add quote item

Returns:

add quote string

buildInventoryDumpSQL

public String buildInventoryDumpSQL(String schemaName,
 String tableName,
 String uniqueKey,
 int uniqueKeyDataType,
 boolean firstQuery)

Specified by:

buildInventoryDumpSQL in interface PipelineSQLBuilder

decorate

protected String decorate(String schemaName,
 String tableName)

buildInsertSQL

public String buildInsertSQL(String schemaName,
 DataRecord dataRecord,
 Map<LogicTableName,Set<String>> shardingColumnsMap)

Specified by:

buildInsertSQL in interface PipelineSQLBuilder

isShardingColumn

protected final boolean isShardingColumn(Map<LogicTableName,Set<String>> shardingColumnsMap,
 String tableName,
 String columnName)

buildUpdateSQL

public String buildUpdateSQL(String schemaName,
 DataRecord dataRecord,
 Collection<Column> conditionColumns,
 Map<LogicTableName,Set<String>> shardingColumnsMap)

Specified by:

buildUpdateSQL in interface PipelineSQLBuilder

extractUpdatedColumns

public List<Column> extractUpdatedColumns(DataRecord record,
 Map<LogicTableName,Set<String>> shardingColumnsMap)

Specified by:

extractUpdatedColumns in interface PipelineSQLBuilder

buildDeleteSQL

public String buildDeleteSQL(String schemaName,
 DataRecord dataRecord,
 Collection<Column> conditionColumns)

Specified by:

buildDeleteSQL in interface PipelineSQLBuilder

buildTruncateSQL

public String buildTruncateSQL(String schemaName,
 String tableName)

Specified by:

buildTruncateSQL in interface PipelineSQLBuilder

buildCountSQL

public String buildCountSQL(String schemaName,
 String tableName)

Specified by:

buildCountSQL in interface PipelineSQLBuilder

buildChunkedQuerySQL

public String buildChunkedQuerySQL(@NonNull
 @NonNull String schemaName,
 @NonNull
 @NonNull String tableName,
 @NonNull
 @NonNull String uniqueKey,
 boolean firstQuery)

Specified by:

buildChunkedQuerySQL in interface PipelineSQLBuilder

buildCheckEmptySQL

public String buildCheckEmptySQL(String schemaName,
 String tableName)

Specified by:

buildCheckEmptySQL in interface PipelineSQLBuilder

buildSplitByPrimaryKeyRangeSQL

public String buildSplitByPrimaryKeyRangeSQL(String schemaName,
 String tableName,
 String primaryKey)

Specified by:

buildSplitByPrimaryKeyRangeSQL in interface PipelineSQLBuilder