org.apache.shardingsphere.data.pipeline.spi.sqlbuilder

Interface PipelineSQLBuilder

All Superinterfaces:

org.apache.shardingsphere.infra.util.spi.type.required.RequiredSPI, org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

public interface PipelineSQLBuilder
extends org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI, org.apache.shardingsphere.infra.util.spi.type.required.RequiredSPI

Pipeline SQL builder.

Method Summary

Modifier and Type	Method and Description
String	buildCheckEmptySQL(String schemaName, String tableName) Build check empty SQL.
String	buildChunkedQuerySQL(String schemaName, String tableName, String uniqueKey, boolean firstQuery) Build query SQL.
String	buildCountSQL(String schemaName, String tableName) Build count SQL.
default Optional<String>	buildCRC32SQL(String schemaName, String tableName, String column) Build CRC32 SQL.
default Optional<String>	buildCreateSchemaSQL(String schemaName) Build create schema SQL.
String	buildDeleteSQL(String schemaName, DataRecord dataRecord, Collection<Column> conditionColumns) Build delete SQL.
String	buildDivisibleInventoryDumpSQL(String schemaName, String tableName, String uniqueKey, int uniqueKeyDataType, boolean firstQuery) Build divisible inventory dump first SQL.
String	buildDropSQL(String schemaName, String tableName) Build drop SQL.
String	buildIndivisibleInventoryDumpSQL(String schemaName, String tableName, String uniqueKey, int uniqueKeyDataType, boolean firstQuery) Build indivisible inventory dump first SQL.
String	buildInsertSQL(String schemaName, DataRecord dataRecord) Build insert SQL.
String	buildSplitByPrimaryKeyRangeSQL(String schemaName, String tableName, String primaryKey) Build split by primary key range SQL.
String	buildUpdateSQL(String schemaName, DataRecord dataRecord, Collection<Column> conditionColumns) Build update SQL.
List<Column>	extractUpdatedColumns(DataRecord record) Extract updated columns.

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

getType, getTypeAliases

Methods inherited from interface org.apache.shardingsphere.infra.util.spi.type.required.RequiredSPI

isDefault

Method Detail

buildCreateSchemaSQL

default Optional<String> buildCreateSchemaSQL(String schemaName)

Build create schema SQL.

Parameters:

schemaName - schema name

Returns:

create schema SQL

buildDivisibleInventoryDumpSQL

String buildDivisibleInventoryDumpSQL(String schemaName,
                                      String tableName,
                                      String uniqueKey,
                                      int uniqueKeyDataType,
                                      boolean firstQuery)

Build divisible inventory dump first SQL.

Parameters:

schemaName - schema name

tableName - table name

uniqueKey - unique key

uniqueKeyDataType - unique key data type

firstQuery - whether it's the first time query

Returns:

divisible inventory dump SQL

buildIndivisibleInventoryDumpSQL

String buildIndivisibleInventoryDumpSQL(String schemaName,
                                        String tableName,
                                        String uniqueKey,
                                        int uniqueKeyDataType,
                                        boolean firstQuery)

Build indivisible inventory dump first SQL.

Parameters:

schemaName - schema name

tableName - table name

uniqueKey - unique key

uniqueKeyDataType - unique key data type

firstQuery - whether it's the first time query

Returns:

indivisible inventory dump SQL

buildInsertSQL

String buildInsertSQL(String schemaName,
                      DataRecord dataRecord)

Build insert SQL.

Parameters:

schemaName - schema name

dataRecord - data record

Returns:

insert SQL

buildUpdateSQL

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

Build update SQL.

Parameters:

schemaName - schema name

dataRecord - data record

conditionColumns - condition columns

Returns:

update SQL

extractUpdatedColumns

List<Column> extractUpdatedColumns(DataRecord record)

Extract updated columns.

Parameters:

record - data record

Returns:

filtered columns

buildDeleteSQL

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

Build delete SQL.

Parameters:

schemaName - schema name

dataRecord - data record

conditionColumns - condition columns

Returns:

delete SQL

buildDropSQL

String buildDropSQL(String schemaName,
                    String tableName)

Build drop SQL.

Parameters:

schemaName - schema name

tableName - table name

Returns:

drop SQL

buildCountSQL

String buildCountSQL(String schemaName,
                     String tableName)

Build count SQL.

Parameters:

schemaName - schema name

tableName - table name

Returns:

count SQL

buildChunkedQuerySQL

String buildChunkedQuerySQL(String schemaName,
                            String tableName,
                            String uniqueKey,
                            boolean firstQuery)

Build query SQL.

Parameters:

schemaName - schema name

tableName - table name

uniqueKey - unique key, it may be primary key, not null

firstQuery - first query

Returns:

query SQL

buildCheckEmptySQL

String buildCheckEmptySQL(String schemaName,
                          String tableName)

Build check empty SQL.

Parameters:

schemaName - schema name

tableName - table name

Returns:

check SQL

buildSplitByPrimaryKeyRangeSQL

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

Build split by primary key range SQL.

Parameters:

schemaName - schema name

tableName - table name

primaryKey - primary key

Returns:

split SQL

buildCRC32SQL

default Optional<String> buildCRC32SQL(String schemaName,
                                       String tableName,
                                       String column)

Build CRC32 SQL.

Parameters:

schemaName - schema name

tableName - table Name

column - column

Returns:

CRC32 SQL