Package liquibase.sqlgenerator.core

Class AddColumnGenerator

java.lang.Object

liquibase.sqlgenerator.core.AbstractSqlGenerator<AddColumnStatement>

liquibase.sqlgenerator.core.AddColumnGenerator

All Implemented Interfaces:

PrioritizedService, SqlGenerator<AddColumnStatement>

Direct Known Subclasses:

AddColumnGeneratorDefaultClauseBeforeNotNull, AddColumnGeneratorSQLite

public class AddColumnGenerator
extends AbstractSqlGenerator<AddColumnStatement>

Field Summary

Fields

Modifier and Type	Field	Description
static final Pattern	REFERENCE_PATTERN

Fields inherited from interface liquibase.servicelocator.PrioritizedService

COMPARATOR

Fields inherited from interface liquibase.sqlgenerator.SqlGenerator

EMPTY_SQL, PRIORITY_DATABASE, PRIORITY_DEFAULT

Constructor Summary

Constructors

Constructor	Description
AddColumnGenerator()

Method Summary

Modifier and Type	Method	Description
protected void	addForeignKeyStatements(AddColumnStatement statement, Database database, List<Sql> returnSql)
protected void	addUniqueConstraintStatements(AddColumnStatement statement, Database database, List<Sql> returnSql)
protected String	generateSingleColumBaseSQL(AddColumnStatement statement, Database database)
protected Sql[]	generateSingleColumn(AddColumnStatement statement, Database database)
protected String	generateSingleColumnSQL(AddColumnStatement statement, Database database)
Sql[]	generateSql(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)	Generate the actual Sql for the given statement and database.
protected Column	getAffectedColumn(AddColumnStatement statement)
protected Column[]	getAffectedColumns(List<AddColumnStatement> columns)
ValidationErrors	validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)	Validate the data contained in the SqlStatement.

Methods inherited from class liquibase.sqlgenerator.core.AbstractSqlGenerator

generateRollbackStatementsIsVolatile, generateStatementsIsVolatile, getPriority, looksLikeFunctionCall, supports, warn

Methods inherited from class java.lang.Object

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

Field Details

REFERENCE_PATTERN

public static final Pattern REFERENCE_PATTERN

Constructor Details

AddColumnGenerator

public AddColumnGenerator()

Method Details

validate

public ValidationErrors validate(AddColumnStatement statement,
 Database database,
 SqlGeneratorChain sqlGeneratorChain)

Description copied from interface: SqlGenerator

Validate the data contained in the SqlStatement. If there are no errors, return an empty ValidationErrors object, not a null value. Liquibase will inspect the ValidationErrors result before attempting to call generateSql.

generateSql

public Sql[] generateSql(AddColumnStatement statement,
 Database database,
 SqlGeneratorChain sqlGeneratorChain)

Description copied from interface: SqlGenerator

Generate the actual Sql for the given statement and database.

generateSingleColumn

protected Sql[] generateSingleColumn(AddColumnStatement statement,
 Database database)

generateSingleColumBaseSQL

protected String generateSingleColumBaseSQL(AddColumnStatement statement,
 Database database)

generateSingleColumnSQL

protected String generateSingleColumnSQL(AddColumnStatement statement,
 Database database)

getAffectedColumns

protected Column[] getAffectedColumns(List<AddColumnStatement> columns)

getAffectedColumn

protected Column getAffectedColumn(AddColumnStatement statement)

addUniqueConstraintStatements

protected void addUniqueConstraintStatements(AddColumnStatement statement,
 Database database,
 List<Sql> returnSql)

addForeignKeyStatements

protected void addForeignKeyStatements(AddColumnStatement statement,
 Database database,
 List<Sql> returnSql)