org.springframework.data.relational.core.dialect

Interface Dialect

All Known Implementing Classes:

AbstractDialect, AnsiDialect, Db2Dialect, H2Dialect, HsqlDbDialect, MySqlDialect, OracleDialect, PostgresDialect, SqlServerDialect

public interface Dialect

Represents a dialect that is implemented by a particular database. Please note that not all features are supported by all vendors. Dialects typically express this with feature flags. Methods for unsupported functionality may throw UnsupportedOperationException.

Since:

1.1

Author:

Mark Paluch, Jens Schauder, Myeonghyeon Lee

Method Summary

Modifier and Type	Method and Description
default ArrayColumns	getArraySupport() Returns the array support object that describes how array-typed columns are supported by this dialect.
default IdentifierProcessing	getIdentifierProcessing() Returns the IdentifierProcessing used for processing SqlIdentifier when converting them to SQL snippets or parameter names.
default IdGeneration	getIdGeneration()
default Escaper	getLikeEscaper() Returns the Escaper used for LIKE value escaping.
SelectRenderContext	getSelectContext() Obtain the SelectRenderContext.
LimitClause	limit() Return the LimitClause used by this dialect.
LockClause	lock() Return the LockClause used by this dialect.

Method Detail

limit

LimitClause limit()

Return the LimitClause used by this dialect.

Returns:

the LimitClause used by this dialect.

lock

LockClause lock()

Return the LockClause used by this dialect.

Returns:

the LockClause used by this dialect.

getArraySupport

default ArrayColumns getArraySupport()

Returns the array support object that describes how array-typed columns are supported by this dialect.

Returns:

the array support object that describes how array-typed columns are supported by this dialect.

getSelectContext

SelectRenderContext getSelectContext()

Obtain the SelectRenderContext.

Returns:

the SelectRenderContext.

getIdentifierProcessing

default IdentifierProcessing getIdentifierProcessing()

Returns the IdentifierProcessing used for processing SqlIdentifier when converting them to SQL snippets or parameter names.

Returns:

the IdentifierProcessing. Guaranteed to be not null.

Since:

2.0

getLikeEscaper

default Escaper getLikeEscaper()

Returns the Escaper used for LIKE value escaping.

Returns:

the Escaper used for LIKE value escaping.

Since:

2.0

getIdGeneration

default IdGeneration getIdGeneration()