Package org.gridgain.ignite.migrationtools.adapter.internal.sql

Class QueryTransformer

java.lang.Object

org.gridgain.ignite.migrationtools.adapter.internal.sql.QueryTransformer

All Implemented Interfaces:

org.apache.calcite.sql.util.SqlVisitor<Object>

public class QueryTransformer
extends Object
implements org.apache.calcite.sql.util.SqlVisitor<Object>

This class is essentially a visitor for SQL nodes in a query. It transforms references/identifiers to Ignite2 adapted caches into their Ignite3 counterpart.

Field Summary

Fields

Modifier and Type	Field	Description
static final org.apache.calcite.sql.parser.SqlParser.Config	SQL_PARSER_CONFIGURATION

Constructor Summary

Constructors

Constructor	Description
QueryTransformer(String tableName, String ai2Schema, String ai2CacheName)

Method Summary

Modifier and Type	Method	Description
boolean	hasRefTo_Key()
boolean	hasRefTo_Val()
Object	visit(org.apache.calcite.sql.SqlCall call)
Object	visit(org.apache.calcite.sql.SqlDataTypeSpec spec)
Object	visit(org.apache.calcite.sql.SqlDynamicParam param)
Object	visit(org.apache.calcite.sql.SqlIdentifier identifier)
Object	visit(org.apache.calcite.sql.SqlIntervalQualifier qualifier)
Object	visit(org.apache.calcite.sql.SqlLiteral literal)
Object	visit(org.apache.calcite.sql.SqlNodeList list)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.sql.util.SqlVisitor

visitAll, visitNode

Field Details

SQL_PARSER_CONFIGURATION

public static final org.apache.calcite.sql.parser.SqlParser.Config SQL_PARSER_CONFIGURATION

Constructor Details

QueryTransformer

public QueryTransformer(String tableName,
 String ai2Schema,
 String ai2CacheName)

Method Details

hasRefTo_Key

public boolean hasRefTo_Key()

hasRefTo_Val

public boolean hasRefTo_Val()

visit

public Object visit(org.apache.calcite.sql.SqlCall call)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlNodeList list)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlIdentifier identifier)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlLiteral literal)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlDataTypeSpec spec)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlDynamicParam param)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>

visit

public Object visit(org.apache.calcite.sql.SqlIntervalQualifier qualifier)

Specified by:

visit in interface org.apache.calcite.sql.util.SqlVisitor<Object>