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## Package org.apache.openjpa.jdbc.sql

OpenJPA-JDBC SQL Abstraction

See:
Description

Interface Summary
Joins | Tracks joins made when traversing relations in a select.
JoinSyntaxes | Constants for ways of describing joins in SQL.
LogicalUnion.Selector | A callback used to create the selects in a SQL union.
MergedResult.ResultComparator | Comparator for ordering result rows.
PathJoins | Common joins interface used internally.
Result | A result from the execution of a query or stored procedure.
Row | Logical representation of a table row for insert/update/delete.
RowManager | Manages rows during an insert/update/delete process.
Select | Abstraction of a SQL SELECT statement.
SelectExecutor | Interface for configuring and executing a SQL select.
SQLFactory | Factory for SQL constructs.
Union | SQL UNION.
Union.Selector | A callback used to create the selects in a SQL union.

Class Summary
AbstractDB2Dictionary | Base dictionary for the IBM DB2 family of databases.
AbstractResult | A `Result` implementation designed to be subclassed easily by implementations.
AbstractSQLServerDictionary | Dictionary for the SQL Server databases (Sybase and MS SQL Server).
AccessDictionary | Dictionary for Access via DataDirect SequeLink and DataDirect ODBC FoxPro driver.
CacheDictionary | Dictionary for Intersystems Cache.
Calendard | A calendar-modified value.
DB2Dictionary | Dictionary for IBM DB2 database.
DBDictionary | Class which allows the creation of SQL dynamically, in a database agnostic fashion.
DBDictionary.SerializedData | Used by some mappings to represent data that has already been serialized so that we don't have to serialize multiple times.
DBDictionaryFactory | Factory class to instantiate a dictionary.
DerbyDictionary | Dictionary for Apache Derby (formerly Cloudscape).
EmpressDictionary | Dictionary for Empress using ODBC server combined with their type 2 driver.
FirebirdDictionary | Dictionary for Firebird.
FoxProDictionary | Dictionary for Visual FoxPro via DataDirect SequeLink and DataDirect ODBC FoxPro driver.
H2Dictionary | Dictionary for H2 (`http://www.h2database.com`).
HSQLDictionary | Dictionary for HyperSQL (HSQLDB) database.
InformixDictionary | Dictionary for Informix database.
IngresDictionary |
InterbaseDictionary | Dictionary for Borland Interbase.
JDataStoreDictionary | Dictionary for Borland JDataStore
Join | Represents a SQL join.
JoinSet | Set type that recognizes that inner joins should take precedence over otherwise equal outer joins.
LogicalUnion | A logical union made up of multiple distinct selects whose results are combined in memory.
MaxDBDictionary | Database dictionary for using SAP's MaxDB.
MergedResult | Result that merges multiple result delegates.
MySQLDictionary | Dictionary for MySQL.
OracleDictionary | Dictionary for Oracle.
PointbaseDictionary | Dictionary for Pointbase Embedded.
PostgresDictionary | Dictionary for PostgreSQL.
PostgresDictionary.PostgresConnection | Connection wrapper to work around the postgres empty result set bug.
PostgresDictionary.PostgresPreparedStatement | Statement wrapper to work around the postgres empty result set bug.
PrimaryRow | Primary table row that tracks foreign keys and auto-inc columns.
Raw | Represents a raw SQL string for passing to `Row.setObject`.
ResultSetResult | Base `Result` implementation wrapped around a result set.
RowImpl | Basic `Row` implementation.
RowManagerImpl | Manages SQL rows during an insert/update/delete process.
SecondaryRow | Secondary table row that tracks foreign keys to auto-inc columns.
SelectImpl | Standard `Select` implementation.
SelectImpl.SelectResult | A `Result` implementation wrapped around this select.
SelectImpl.Selects | Helper class to track selected columns, with fast contains method.
Sized | A sized value.
SolidDBDictionary | Dictionary for SolidDB database.
SQLBuffer | Buffer for SQL statements that can be used to create java.sql.PreparedStatements.
SQLErrorCodeReader | Parses XML content of SQL Error State codes to populate error codes for a given Database Dictionary.
SQLExceptions | Helper class for converting a `SQLException` into the appropriate OpenJPA type.
SQLFactoryImpl | Default factory for SQL abstraction constructs.
SQLServerDictionary | Dictionary for Microsoft SQL Server.
SybaseDictionary | Dictionary for Sybase.
SybaseDictionary.SybaseConnection | Connection wrapper to cache the `Connection.getCatalog()` result, which takes a very long time with the Sybase Connection (and which we frequently invoke).

## Package org.apache.openjpa.jdbc.sql Description

OpenJPA-JDBC SQL Abstraction

Utilities for generating SQL.

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