liquibase.database.core
Class PostgresDatabase

java.lang.Object
  liquibase.database.AbstractJdbcDatabase
      liquibase.database.core.PostgresDatabase

All Implemented Interfaces:

Database, PrioritizedService

public class PostgresDatabase
extends AbstractJdbcDatabase

Encapsulates PostgreSQL database support.

Field Summary

static String

PRODUCT_NAME

Fields inherited from class liquibase.database.AbstractJdbcDatabase

caseSensitive, currentDateTimeFunction, dateFunctions, defaultAutoIncrementBy, defaultAutoIncrementStartWith, defaultCatalogName, defaultSchemaName, quotingEndCharacter, quotingStartCharacter, quotingStrategy, sequenceCurrentValueFunction, sequenceNextValueFunction, unmodifiableDataTypes, unquotedObjectsAreUppercased

Fields inherited from interface liquibase.servicelocator.PrioritizedService

PRIORITY_DATABASE, PRIORITY_DEFAULT

Constructor Summary

PostgresDatabase()

Method Summary

String	correctObjectName(String objectName, Class<? extends DatabaseObject> objectType) Fix the object name to the format the database expects, handling changes in case, etc.
String	escapeObjectName(String objectName, Class<? extends DatabaseObject> objectType)
boolean	generateAutoIncrementBy(BigInteger incrementBy)
boolean	generateAutoIncrementStartWith(BigInteger startWith)
String	getAutoIncrementClause()
protected String	getConnectionSchemaName() Overwrite this method to get the default schema name for the connection.
String	getDatabaseChangeLogLockTableName()
String	getDatabaseChangeLogTableName()
protected String	getDefaultDatabaseProductName()
String	getDefaultDriver(String url) If this database understands the given url, return the default driver class name.
Integer	getDefaultPort()
int	getPriority()
String	getShortName() Returns an all-lower-case short name of the product.
Set<String>	getSystemViews() Returns system (undroppable) views.
protected boolean	hasMixedCase(String tableName)
boolean	isCorrectDatabaseImplementation(DatabaseConnection conn) Is this AbstractDatabase subclass the correct one to use for the given connection.
boolean	isReservedWord(String tableName)
boolean	isSystemObject(DatabaseObject example)
boolean	supportsCatalogInObjectName(Class<? extends DatabaseObject> type)
boolean	supportsInitiallyDeferrableColumns() Returns whether this database support initially deferrable columns.
boolean	supportsSequences() Does the database type support sequence.
boolean	supportsTablespaces()

Methods inherited from class liquibase.database.AbstractJdbcDatabase

canCreateChangeLogTable, checkDatabaseChangeLogLockTable, checkDatabaseChangeLogTable, close, commit, correctSchema, correctSchema, createsIndexesForForeignKeys, dataTypeIsNotModifiable, disableForeignKeyChecks, doesTagExist, dropDatabaseObjects, enableForeignKeyChecks, equals, escapeColumnName, escapeColumnNameList, escapeConstraintName, escapeIndexName, escapeObjectName, escapeSequenceName, escapeStringForDatabase, escapeTableName, escapeViewName, execute, executeRollbackStatements, executeStatements, generateDatabaseFunctionValue, generatePrimaryKeyName, getAutoCommitMode, getAutoIncrementByClause, getAutoIncrementClause, getAutoIncrementClosing, getAutoIncrementOpening, getAutoIncrementStartWithClause, getConcatSql, getConnection, getConnectionCatalogName, getContainingObjects, getCurrentDateTimeFunction, getDatabaseMajorVersion, getDatabaseMinorVersion, getDatabaseProductName, getDatabaseProductVersion, getDataTypeMaxParameters, getDateFunctions, getDateLiteral, getDateLiteral, getDateLiteral, getDateTimeLiteral, getDefaultCatalogName, getDefaultSchema, getDefaultSchemaName, getJdbcCatalogName, getJdbcCatalogName, getJdbcSchemaName, getJdbcSchemaName, getLineComment, getLiquibaseCatalogName, getLiquibaseSchemaName, getLiquibaseTablespaceName, getName, getNextChangeSetSequenceValue, getObjectQuotingStrategy, getOutputDefaultCatalog, getOutputDefaultSchema, getRanChangeSet, getRanChangeSetList, getRanDate, getRunStatus, getSchemaFromJdbcInfo, getSystemSchema, getSystemTables, getTimeLiteral, getViewDefinition, hasDatabaseChangeLogLockTable, hasDatabaseChangeLogTable, hashCode, isAutoCommit, isCaseSensitive, isDatabaseChangeLogLockTableInitialized, isDateOnly, isDateTime, isDefaultCatalog, isDefaultSchema, isFunction, isLiquibaseObject, isSafeToRunUpdate, isSystemView, isTimeOnly, jdbcCallsCatalogsSchemas, markChangeSetExecStatus, mustQuoteObjectName, parseDate, quoteObject, removeRanStatus, requiresPassword, requiresUsername, resetInternalState, resetRanChangeSetList, rollback, saveRollbackStatement, saveStatements, setAutoCommit, setCanCacheLiquibaseTableInfo, setConnection, setCurrentDateTimeFunction, setDatabaseChangeLogLockTableName, setDatabaseChangeLogTableName, setDefaultCatalogName, setDefaultSchemaName, setLiquibaseCatalogName, setLiquibaseSchemaName, setLiquibaseTablespaceName, setObjectQuotingStrategy, setOutputDefaultCatalog, setOutputDefaultSchema, startsWithNumeric, supportsAutoIncrement, supportsCatalogs, supportsDDLInTransaction, supportsDropTableCascadeConstraints, supportsForeignKeyDisable, supportsPrimaryKeyNames, supportsRestrictForeignKeys, supportsSchemas, tag, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

PRODUCT_NAME

public static final String PRODUCT_NAME

See Also:

Constant Field Values

Constructor Detail

PostgresDatabase

public PostgresDatabase()

Method Detail

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

getDefaultPort

public Integer getDefaultPort()

getSystemViews

public Set<String> getSystemViews()

Description copied from class: AbstractJdbcDatabase

Returns system (undroppable) views.

Overrides:

getSystemViews in class AbstractJdbcDatabase

getPriority

public int getPriority()

supportsInitiallyDeferrableColumns

public boolean supportsInitiallyDeferrableColumns()

Description copied from interface: Database

Returns whether this database support initially deferrable columns.

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.

supportsCatalogInObjectName

public boolean supportsCatalogInObjectName(Class<? extends DatabaseObject> type)

Specified by:

supportsCatalogInObjectName in interface Database

Overrides:

supportsCatalogInObjectName 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

getDatabaseChangeLogTableName

public String getDatabaseChangeLogTableName()

Specified by:

getDatabaseChangeLogTableName in interface Database

Overrides:

getDatabaseChangeLogTableName in class AbstractJdbcDatabase

See Also:

Database.getDatabaseChangeLogTableName()

getDatabaseChangeLogLockTableName

public String getDatabaseChangeLogLockTableName()

Specified by:

getDatabaseChangeLogLockTableName in interface Database

Overrides:

getDatabaseChangeLogLockTableName in class AbstractJdbcDatabase

See Also:

Database.getDatabaseChangeLogLockTableName()

isSystemObject

public boolean isSystemObject(DatabaseObject example)

Specified by:

isSystemObject in interface Database

Overrides:

isSystemObject in class AbstractJdbcDatabase

supportsTablespaces

public boolean supportsTablespaces()

getAutoIncrementClause

public String getAutoIncrementClause()

Overrides:

getAutoIncrementClause in class AbstractJdbcDatabase

generateAutoIncrementStartWith

public boolean generateAutoIncrementStartWith(BigInteger startWith)

Overrides:

generateAutoIncrementStartWith in class AbstractJdbcDatabase

generateAutoIncrementBy

public boolean generateAutoIncrementBy(BigInteger incrementBy)

Overrides:

generateAutoIncrementBy in class AbstractJdbcDatabase

escapeObjectName

public String escapeObjectName(String objectName,
                               Class<? extends DatabaseObject> objectType)

Specified by:

escapeObjectName in interface Database

Overrides:

escapeObjectName in class AbstractJdbcDatabase

correctObjectName

public String correctObjectName(String objectName,
                                Class<? extends DatabaseObject> objectType)

Description copied from interface: Database

Fix the object name to the format the database expects, handling changes in case, etc.

Specified by:

correctObjectName in interface Database

Overrides:

correctObjectName in class AbstractJdbcDatabase

hasMixedCase

protected boolean hasMixedCase(String tableName)

isReservedWord

public boolean isReservedWord(String tableName)

Specified by:

isReservedWord in interface Database

Overrides:

isReservedWord in class AbstractJdbcDatabase

getConnectionSchemaName

protected String getConnectionSchemaName()

Description copied from class: AbstractJdbcDatabase

Overwrite this method to get the default schema name for the connection.

Overrides:

getConnectionSchemaName in class AbstractJdbcDatabase

Returns: