Package com.amazonaws.athena.connectors.oracle

Class OracleQueryStringBuilder

java.lang.Object

com.amazonaws.athena.connectors.jdbc.manager.JdbcSplitQueryBuilder

com.amazonaws.athena.connectors.oracle.OracleQueryStringBuilder

public class OracleQueryStringBuilder
extends JdbcSplitQueryBuilder

Extends JdbcSplitQueryBuilder and implements ORACLE specific SQL clauses for split. Oracle provides named partitions which can be used in a FROM clause.

Field Summary

Fields inherited from class com.amazonaws.athena.connectors.jdbc.manager.JdbcSplitQueryBuilder

emptyString

Constructor Summary

Constructors

Constructor	Description
OracleQueryStringBuilder(String quoteCharacter, FederationExpressionParser federationExpressionParser)

Method Summary

Modifier and Type	Method	Description
protected String	appendLimitOffset(Split split, Constraints constraints)
protected String	getFromClauseWithSplit(String catalog, String schema, String table, Split split)
protected List<String>	getPartitionWhereClauses(Split split)

Methods inherited from class com.amazonaws.athena.connectors.jdbc.manager.JdbcSplitQueryBuilder

appendLimitOffset, buildSql, extractOrderByClause, quote

Methods inherited from class java.lang.Object

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

Constructor Detail

OracleQueryStringBuilder

public OracleQueryStringBuilder(String quoteCharacter,
                                FederationExpressionParser federationExpressionParser)

Method Detail

getFromClauseWithSplit

protected String getFromClauseWithSplit(String catalog,
                                        String schema,
                                        String table,
                                        Split split)

Specified by:

getFromClauseWithSplit in class JdbcSplitQueryBuilder

getPartitionWhereClauses

protected List<String> getPartitionWhereClauses(Split split)

Specified by:

getPartitionWhereClauses in class JdbcSplitQueryBuilder

appendLimitOffset

protected String appendLimitOffset(Split split,
                                   Constraints constraints)

Overrides:

appendLimitOffset in class JdbcSplitQueryBuilder