org.apache.calcite.sql.advise

Class SqlSimpleParser.Query

java.lang.Object

org.apache.calcite.sql.advise.SqlSimpleParser.Token

org.apache.calcite.sql.advise.SqlSimpleParser.Query

Enclosing class:

SqlSimpleParser

static class SqlSimpleParser.Query
extends SqlSimpleParser.Token

Field Summary

Fields

Modifier and Type	Field and Description
private List<SqlSimpleParser.Token>	tokenList

Constructor Summary

Constructors

Constructor and Description
Query(List<SqlSimpleParser.Token> tokenList)

Method Summary

Modifier and Type	Method and Description
private boolean	contains(String hintToken)
private List<SqlSimpleParser.Token>	findClause(SqlSimpleParser.TokenType keyword)
private void	purgeFromExcept(String hintToken)
private void	purgeGroupByHaving()
private void	purgeOrderBy()
private void	purgeSelect()
private void	purgeSelectExprsKeepAliases()
private void	purgeSelectListExcept(String hintToken)
private void	purgeWhere()
SqlSimpleParser.Query	simplify(String hintToken)
static void	simplifyList(List<SqlSimpleParser.Token> list, String hintToken)
void	unparse(StringBuilder buf)

Methods inherited from class org.apache.calcite.sql.advise.SqlSimpleParser.Token

toString

Methods inherited from class java.lang.Object

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

Field Detail

tokenList

private final List<SqlSimpleParser.Token> tokenList

Constructor Detail

Query

public Query(List<SqlSimpleParser.Token> tokenList)

Method Detail

unparse

public void unparse(StringBuilder buf)

Overrides:

unparse in class SqlSimpleParser.Token

simplifyList

public static void simplifyList(List<SqlSimpleParser.Token> list,
                                String hintToken)

simplify

public SqlSimpleParser.Query simplify(String hintToken)

purgeSelectListExcept

private void purgeSelectListExcept(String hintToken)

purgeSelect

private void purgeSelect()

purgeSelectExprsKeepAliases

private void purgeSelectExprsKeepAliases()

purgeFromExcept

private void purgeFromExcept(String hintToken)

purgeWhere

private void purgeWhere()

purgeGroupByHaving

private void purgeGroupByHaving()

purgeOrderBy

private void purgeOrderBy()

findClause

private List<SqlSimpleParser.Token> findClause(SqlSimpleParser.TokenType keyword)

contains

private boolean contains(String hintToken)