java.lang.Object
- liquibase.database.AbstractJdbcDatabase
- - liquibase.database.core.OracleDatabase

All Implemented Interfaces:

AutoCloseable, Database, PrioritizedService
```
public class OracleDatabase
extends AbstractJdbcDatabase
```
Encapsulates Oracle database support.

Field Summary

Fields
Modifier and Type	Field	Description
`protected int`	`LONG_IDENTIFIERS_LEGNTH`
`static int`	`ORACLE_12C_MAJOR_VERSION`
`static int`	`ORACLE_23C_MAJOR_VERSION`
`static String`	`PRODUCT_NAME`
`static Pattern`	`PROXY_USER_PATTERN`
`protected int`	`SHORT_IDENTIFIERS_LENGTH`

Fields inherited from class liquibase.database.AbstractJdbcDatabase
caseSensitive, currentDateTimeFunction, dateFunctions, defaultAutoIncrementBy, defaultAutoIncrementStartWith, defaultCatalogName, defaultSchemaName, quotingStrategy, sequenceCurrentValueFunction, sequenceNextValueFunction, unmodifiableDataTypes, unquotedObjectsAreUppercased

Fields inherited from interface liquibase.database.Database
COMPLETE_SQL_SCOPE_KEY

Fields inherited from interface liquibase.servicelocator.PrioritizedService
COMPARATOR, PRIORITY_DATABASE, PRIORITY_DEFAULT

Constructor Summary

Constructors
Constructor Description

OracleDatabase()
Default constructor for an object that represents the Oracle Database DBMS.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`canAccessDbaRecycleBin()`
`String`	`generateDatabaseFunctionValue(DatabaseFunction databaseFunction)`	Some function names are placeholders that need to be replaced with the specific database value.
`String`	`generatePrimaryKeyName(String tableName)`
`protected String`	`getAutoIncrementClause(String generationType, Boolean defaultOnNull)`	Default implementation.
`protected String`	`getConnectionCatalogName()`
`int`	`getDatabaseMajorVersion()`
`int`	`getDatabaseMinorVersion()`
`int`	`getDataTypeMaxParameters(String dataTypeName)`
`String`	`getDateLiteral(String isoDate)`	Returns an Oracle date literal with the same value as a string formatted using ISO 8601.
`String`	`getDbaRecycleBinWarning()`
`String`	`getDefaultCatalogName()`
`protected String`	`getDefaultDatabaseProductName()`
`String`	`getDefaultDriver(String url)`	If this database understands the given url, return the default driver class name.
`Integer`	`getDefaultPort()`
`int`	`getIdentifierMaximumLength()`	Returns the maximum number of bytes (NOT: characters) for an identifier.
`String`	`getJdbcCatalogName(CatalogAndSchema schema)`
`String`	`getJdbcSchemaName(CatalogAndSchema schema)`
`int`	`getPriority()`
`String`	`getShortName()`	Returns an all-lower-case short name of the product.
`String`	`getSystemTableWhereClause(String tableNameColumn)`
`Set<String>`	`getUserDefinedTypes()`
`boolean`	`isCorrectDatabaseImplementation(DatabaseConnection conn)`	Is this AbstractDatabase subclass the correct one to use for the given connection.
`boolean`	`isReservedWord(String objectName)`
`boolean`	`isSystemObject(DatabaseObject example)`
`boolean`	`isValidOracleIdentifier(String identifier, Class<? extends DatabaseObject> type)`	Tests if the given String would be a valid identifier in Oracle DBMS.
`boolean`	`jdbcCallsCatalogsSchemas()`
`void`	`setConnection(DatabaseConnection conn)`
`boolean`	`supportsAutoIncrement()`
`boolean`	`supportsDatabaseChangeLogHistory()`	Does the particular database implementation support the database changelog history feature and associated table?
`boolean`	`supportsInitiallyDeferrableColumns()`	Returns whether this database support initially deferrable columns.
`boolean`	`supportsNotNullConstraintNames()`	Does this database treat NOT NULL as an own kind of CONSTRAINT (in addition of simply being a column property)? This will affect the CONSTRAINT clause SQL generators.
`boolean`	`supportsRestrictForeignKeys()`
`boolean`	`supportsSchemas()`	Oracle supports catalogs in liquibase terms
`boolean`	`supportsSequences()`	Does the database type support sequence.
`boolean`	`supportsTablespaces()`
`ValidationErrors`	`validate()`

Methods inherited from class liquibase.database.AbstractJdbcDatabase
addReservedWords, canCreateChangeLogTable, close, commit, correctObjectName, correctSchema, correctSchema, createsIndexesForForeignKeys, dataTypeIsNotModifiable, disableForeignKeyChecks, doesTagExist, dropDatabaseObjects, enableForeignKeyChecks, equals, escapeColumnName, escapeColumnName, escapeColumnNameList, escapeConstraintName, escapeDataTypeName, escapeIndexName, escapeObjectName, escapeObjectName, escapeSequenceName, escapeStringForDatabase, escapeTableName, escapeViewName, execute, executeRollbackStatements, executeRollbackStatements, executeStatements, filterRollbackVisitors, generateAutoIncrementBy, generateAutoIncrementStartWith, get, getAutoCommitMode, getAutoIncrementByClause, getAutoIncrementClause, getAutoIncrementClause, getAutoIncrementClosing, getAutoIncrementOpening, getAutoIncrementStartWithClause, getConcatSql, getConnection, getConnectionSchemaName, getConnectionSchemaNameCallStatement, getContainingObjects, getCurrentDateTimeFunction, getDatabaseChangeLogLockTableName, getDatabaseChangeLogTableName, getDatabaseProductName, getDatabaseProductVersion, getDateFunctions, getDateLiteral, getDateLiteral, getDateTimeLiteral, getDefaultFractionalDigitsForTimestamp, getDefaultScaleForNativeDataType, getDefaultSchema, getDefaultSchemaName, getFetchSize, getJdbcCatalogName, getJdbcSchemaName, getLineComment, getLiquibaseCatalogName, getLiquibaseSchemaName, getLiquibaseTablespaceName, getMaxFractionalDigitsForTimestamp, getName, getObjectQuotingStrategy, getOutputDefaultCatalog, getOutputDefaultSchema, getQuotingEndCharacter, getQuotingEndReplacement, getQuotingStartCharacter, getRanChangeSet, getRanChangeSetList, getRanDate, getRawDatabaseChangeLogLockTableName, getRawDatabaseChangeLogTableName, getRunStatus, getSchemaAndCatalogCase, getSchemaFromJdbcInfo, getSystemSchema, getSystemTables, getSystemViews, getTimeLiteral, getViewDefinition, hashCode, isAutoCommit, isCaseSensitive, isCatalogOrSchemaType, isCurrentTimeFunction, isDateOnly, isDateTime, isDefaultCatalog, isDefaultSchema, isFunction, isLiquibaseObject, isSafeToRunUpdate, isSystemView, isTimeOnly, isTimestamp, markChangeSetExecStatus, mustQuoteObjectName, parseDate, quoteObject, removeRanStatus, requiresExplicitNullForColumns, requiresPassword, requiresUsername, resetInternalState, rollback, saveRollbackStatement, saveStatements, set, setAutoCommit, setCanCacheLiquibaseTableInfo, setCaseSensitive, setCurrentDateTimeFunction, setDatabaseChangeLogLockTableName, setDatabaseChangeLogTableName, setDefaultCatalogName, setDefaultSchemaName, setLiquibaseCatalogName, setLiquibaseSchemaName, setLiquibaseTablespaceName, setObjectQuotingStrategy, setOutputDefaultCatalog, setOutputDefaultSchema, startsWithNumeric, supportsBatchUpdates, supportsCatalogInObjectName, supportsCatalogs, supportsDDLInTransaction, supportsDropTableCascadeConstraints, supportsForeignKeyDisable, supportsPrimaryKeyNames, tag, toString, unescapeDataTypeName, unescapeDataTypeString

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface liquibase.database.Database
addCompleteSqlToScope, afterUpdate, dropDatabaseObjects, failOnDefferable, getDisplayName, supportsCreateIfNotExists, temporarilySetObjectQuotingStrategy

- Field Detail
  - PROXY_USER_PATTERN
```
public static final Pattern PROXY_USER_PATTERN
```
  - PRODUCT_NAME
```
public static final String PRODUCT_NAME
```
    See Also:
    
    Constant Field Values
  - SHORT_IDENTIFIERS_LENGTH
```
protected final int SHORT_IDENTIFIERS_LENGTH
```
    See Also:
    
    Constant Field Values
  - LONG_IDENTIFIERS_LEGNTH
```
protected final int LONG_IDENTIFIERS_LEGNTH
```
    See Also:
    
    Constant Field Values
  - ORACLE_12C_MAJOR_VERSION
```
public static final int ORACLE_12C_MAJOR_VERSION
```
    See Also:
    
    Constant Field Values
  - ORACLE_23C_MAJOR_VERSION
```
public static final int ORACLE_23C_MAJOR_VERSION
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - OracleDatabase
```
public OracleDatabase()
```
    Default constructor for an object that represents the Oracle Database DBMS.
- Method Detail
  - getPriority
```
public int getPriority()
```
  - setConnection
```
public void setConnection(DatabaseConnection conn)
```
    Specified by:
    
    setConnection in interface Database
    
    Overrides:
    
    setConnection in class AbstractJdbcDatabase
  - getShortName
```
public String getShortName()
```
    Description copied from interface: Database
    
    Returns an all-lower-case short name of the product. Used for end-user selecting of database type such as the DBMS precondition.
  - getDefaultDatabaseProductName
```
protected String getDefaultDatabaseProductName()
```
    Specified by:
    
    getDefaultDatabaseProductName in class AbstractJdbcDatabase
  - getDatabaseMajorVersion
```
public int getDatabaseMajorVersion()
                            throws DatabaseException
```
    Specified by:
    
    getDatabaseMajorVersion in interface Database
    
    Overrides:
    
    getDatabaseMajorVersion in class AbstractJdbcDatabase
    
    Throws:
    
    DatabaseException
  - getDatabaseMinorVersion
```
public int getDatabaseMinorVersion()
                            throws DatabaseException
```
    Specified by:
    
    getDatabaseMinorVersion in interface Database
    
    Overrides:
    
    getDatabaseMinorVersion in class AbstractJdbcDatabase
    
    Throws:
    
    DatabaseException
  - getDefaultPort
```
public Integer getDefaultPort()
```
  - getJdbcCatalogName
```
public String getJdbcCatalogName(CatalogAndSchema schema)
```
    Overrides:
    
    getJdbcCatalogName in class AbstractJdbcDatabase
  - getJdbcSchemaName
```
public String getJdbcSchemaName(CatalogAndSchema schema)
```
    Overrides:
    
    getJdbcSchemaName in class AbstractJdbcDatabase
  - getAutoIncrementClause
```
protected String getAutoIncrementClause(String generationType,
                                        Boolean defaultOnNull)
```
    Description copied from class: AbstractJdbcDatabase
    
    Default implementation. Intended for override in database specific cases
    
    Overrides:
    
    getAutoIncrementClause in class AbstractJdbcDatabase
  - generatePrimaryKeyName
```
public String generatePrimaryKeyName(String tableName)
```
    Specified by:
    
    generatePrimaryKeyName in interface Database
    
    Overrides:
    
    generatePrimaryKeyName in class AbstractJdbcDatabase
  - supportsInitiallyDeferrableColumns
```
public boolean supportsInitiallyDeferrableColumns()
```
    Description copied from interface: Database
    
    Returns whether this database support initially deferrable columns.
  - isReservedWord
```
public boolean isReservedWord(String objectName)
```
    Specified by:
    
    isReservedWord in interface Database
    
    Overrides:
    
    isReservedWord in class AbstractJdbcDatabase
  - supportsSequences
```
public boolean supportsSequences()
```
    Description copied from class: AbstractJdbcDatabase
    
    Does the database type support sequence.
    
    Specified by:
    
    supportsSequences in interface Database
    
    Overrides:
    
    supportsSequences in class AbstractJdbcDatabase
  - supportsSchemas
```
public boolean supportsSchemas()
```
    Oracle supports catalogs in liquibase terms
    
    Specified by:
    
    supportsSchemas in interface Database
    
    Overrides:
    
    supportsSchemas in class AbstractJdbcDatabase
    
    Returns:
    
    false
  - getConnectionCatalogName
```
protected String getConnectionCatalogName()
                                   throws DatabaseException
```
    Overrides:
    
    getConnectionCatalogName in class AbstractJdbcDatabase
    
    Throws:
    
    DatabaseException
  - isCorrectDatabaseImplementation
```
public boolean isCorrectDatabaseImplementation(DatabaseConnection conn)
                                        throws DatabaseException
```
    Description copied from interface: Database
    
    Is this AbstractDatabase subclass the correct one to use for the given connection.
    
    Throws:
    
    DatabaseException
  - getDefaultDriver
```
public String getDefaultDriver(String url)
```
    Description copied from interface: Database
    
    If this database understands the given url, return the default driver class name. Otherwise return null.
  - getDefaultCatalogName
```
public String getDefaultCatalogName()
```
    Specified by:
    
    getDefaultCatalogName in interface Database
    
    Overrides:
    
    getDefaultCatalogName in class AbstractJdbcDatabase
  - getDateLiteral
```
public String getDateLiteral(String isoDate)
```
    Returns an Oracle date literal with the same value as a string formatted using ISO 8601.
    
    Convert an ISO8601 date string to one of the following results: to_date('1995-05-23', 'YYYY-MM-DD') to_date('1995-05-23 09:23:59', 'YYYY-MM-DD HH24:MI:SS')
    
    Implementation restriction:
    Currently, only the following subsets of ISO8601 are supported:
    
    YYYY-MM-DD
    
    YYYY-MM-DDThh:mm:ss
    Specified by:
    
    getDateLiteral in interface Database
    
    Overrides:
    
    getDateLiteral in class AbstractJdbcDatabase
  - isSystemObject
```
public boolean isSystemObject(DatabaseObject example)
```
    Specified by:
    
    isSystemObject in interface Database
    
    Overrides:
    
    isSystemObject in class AbstractJdbcDatabase
  - supportsTablespaces
```
public boolean supportsTablespaces()
```
  - supportsAutoIncrement
```
public boolean supportsAutoIncrement()
```
    Specified by:
    
    supportsAutoIncrement in interface Database
    
    Overrides:
    
    supportsAutoIncrement in class AbstractJdbcDatabase
  - supportsRestrictForeignKeys
```
public boolean supportsRestrictForeignKeys()
```
    Specified by:
    
    supportsRestrictForeignKeys in interface Database
    
    Overrides:
    
    supportsRestrictForeignKeys in class AbstractJdbcDatabase
  - getDataTypeMaxParameters
```
public int getDataTypeMaxParameters(String dataTypeName)
```
    Specified by:
    
    getDataTypeMaxParameters in interface Database
    
    Overrides:
    
    getDataTypeMaxParameters in class AbstractJdbcDatabase
  - getSystemTableWhereClause
```
public String getSystemTableWhereClause(String tableNameColumn)
```
  - jdbcCallsCatalogsSchemas
```
public boolean jdbcCallsCatalogsSchemas()
```
    Overrides:
    
    jdbcCallsCatalogsSchemas in class AbstractJdbcDatabase
  - getUserDefinedTypes
```
public Set<String> getUserDefinedTypes()
```
  - generateDatabaseFunctionValue
```
public String generateDatabaseFunctionValue(DatabaseFunction databaseFunction)
```
    Description copied from interface: Database
    
    Some function names are placeholders that need to be replaced with the specific database value. e.g. nextSequenceValue(sequenceName) should be replaced with NEXT_VAL('sequenceName') for Postgresql
    
    Specified by:
    
    generateDatabaseFunctionValue in interface Database
    
    Overrides:
    
    generateDatabaseFunctionValue in class AbstractJdbcDatabase
    
    Parameters:
    
    databaseFunction - database function to check.
    
    Returns:
    
    the string value to use for an update or generate
  - validate
```
public ValidationErrors validate()
```
    Specified by:
    
    validate in interface Database
    
    Overrides:
    
    validate in class AbstractJdbcDatabase
  - getDbaRecycleBinWarning
```
public String getDbaRecycleBinWarning()
```
  - canAccessDbaRecycleBin
```
public boolean canAccessDbaRecycleBin()
```
  - supportsNotNullConstraintNames
```
public boolean supportsNotNullConstraintNames()
```
    Description copied from interface: Database
    
    Does this database treat NOT NULL as an own kind of CONSTRAINT (in addition of simply being a column property)? This will affect the CONSTRAINT clause SQL generators.
    
    Specified by:
    
    supportsNotNullConstraintNames in interface Database
    
    Overrides:
    
    supportsNotNullConstraintNames in class AbstractJdbcDatabase
    
    Returns:
    
    true if the database supports naming NOT NULL constraints, false if not.
  - isValidOracleIdentifier
```
public boolean isValidOracleIdentifier(String identifier,
                                       Class<? extends DatabaseObject> type)
```
    Tests if the given String would be a valid identifier in Oracle DBMS. In Oracle, a valid identifier has the following form (case-insensitive comparison): 1st character: A-Z 2..n characters: A-Z0-9$_# The maximum length of an identifier differs by Oracle version and object type.
  - getIdentifierMaximumLength
```
public int getIdentifierMaximumLength()
```
    Returns the maximum number of bytes (NOT: characters) for an identifier. For Oracle <=12c Release 20, this is 30 bytes, and starting from 12cR2, up to 128 (except for tablespaces, PDB names and some other rather rare object types).
    
    Returns:
    
    the maximum length of an object identifier, in bytes
  - supportsDatabaseChangeLogHistory
```
public boolean supportsDatabaseChangeLogHistory()
```
    Description copied from interface: Database
    
    Does the particular database implementation support the database changelog history feature and associated table?
    
    Returns:
    
    true if supported, false otherwise

Class OracleDatabase

Field Summary

Fields inherited from class liquibase.database.AbstractJdbcDatabase

Fields inherited from interface liquibase.database.Database

Fields inherited from interface liquibase.servicelocator.PrioritizedService

Constructor Summary

Method Summary

Methods inherited from class liquibase.database.AbstractJdbcDatabase

Methods inherited from class java.lang.Object

Methods inherited from interface liquibase.database.Database

Field Detail

PROXY_USER_PATTERN

PRODUCT_NAME

SHORT_IDENTIFIERS_LENGTH

LONG_IDENTIFIERS_LEGNTH

ORACLE_12C_MAJOR_VERSION

ORACLE_23C_MAJOR_VERSION

Constructor Detail

OracleDatabase

Method Detail

getPriority

setConnection

getShortName

getDefaultDatabaseProductName

getDatabaseMajorVersion

getDatabaseMinorVersion

getDefaultPort

getJdbcCatalogName

getJdbcSchemaName

getAutoIncrementClause

generatePrimaryKeyName

supportsInitiallyDeferrableColumns

isReservedWord

supportsSequences

supportsSchemas

getConnectionCatalogName

isCorrectDatabaseImplementation

getDefaultDriver

getDefaultCatalogName

getDateLiteral

isSystemObject

supportsTablespaces

supportsAutoIncrement

supportsRestrictForeignKeys

getDataTypeMaxParameters

getSystemTableWhereClause

jdbcCallsCatalogsSchemas

getUserDefinedTypes

generateDatabaseFunctionValue

validate

getDbaRecycleBinWarning

canAccessDbaRecycleBin

supportsNotNullConstraintNames

isValidOracleIdentifier

getIdentifierMaximumLength

supportsDatabaseChangeLogHistory