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liquibase.sqlgenerator.core

public Class DropDefaultValueGenerator

extends AbstractSqlGenerator<DropDefaultValueStatement>
Class Inheritance
Known Direct Subclasses
liquibase.sqlgenerator.core.DropDefaultValueGeneratorSnowflake
Imports
liquibase.database.Database, liquibase.database.core.*, liquibase.exception.ValidationErrors, liquibase.sql.Sql, .UnparsedSql, liquibase.sqlgenerator.SqlGeneratorChain, liquibase.statement.core.DropDefaultValueStatement, liquibase.structure.core.Column, .Table, java.util.function.BiFunction

Field Summary

Modifier and TypeField and Description
public static BiFunction<T, U, R>
DROP_DF_MSSQL

Constructor Summary

AccessConstructor and Description
public
DropDefaultValueGenerator()

Method Summary

Modifier and TypeMethod and Description
public Sql[]
generateSql(DropDefaultValueStatement statement, Database database, SqlGeneratorChain<T extends SqlStatement> sqlGeneratorChain)

Implements liquibase.sqlgenerator.SqlGenerator.generateSql.

Generate the actual Sql for the given statement and database.

protected Column
getAffectedColumn(DropDefaultValueStatement statement)

public boolean
supports(DropDefaultValueStatement statement, Database database)

Overrides liquibase.sqlgenerator.core.AbstractSqlGenerator.supports.

Implements liquibase.sqlgenerator.SqlGenerator.supports.

Does this generator support the given statement/database combination?

public ValidationErrors
validate(DropDefaultValueStatement dropDefaultValueStatement, Database database, SqlGeneratorChain<T extends SqlStatement> sqlGeneratorChain)

Implements liquibase.sqlgenerator.SqlGenerator.validate.

Validate the data contained in the SqlStatement.

Inherited from liquibase.sqlgenerator.core.AbstractSqlGenerator:
generateRollbackStatementsIsVolatilegenerateStatementsIsVolatilegetPrioritylooksLikeFunctionCallwarn

Field Detail

DROP_DF_MSSQLback to summary
public static BiFunction<T, U, R> DROP_DF_MSSQL

Constructor Detail

DropDefaultValueGeneratorback to summary
public DropDefaultValueGenerator()

Method Detail

generateSqlback to summary
public Sql[] generateSql(DropDefaultValueStatement statement, Database database, SqlGeneratorChain<T extends SqlStatement> sqlGeneratorChain)

Implements liquibase.sqlgenerator.SqlGenerator.generateSql.

Doc from liquibase.sqlgenerator.SqlGenerator.generateSql.

Generate the actual Sql for the given statement and database.

Annotations
@Override
getAffectedColumnback to summary
protected Column getAffectedColumn(DropDefaultValueStatement statement)
supportsback to summary
public boolean supports(DropDefaultValueStatement statement, Database database)

Overrides liquibase.sqlgenerator.core.AbstractSqlGenerator.supports.

Implements liquibase.sqlgenerator.SqlGenerator.supports.

Doc from liquibase.sqlgenerator.SqlGenerator.supports.

Does this generator support the given statement/database combination? Do not validate the statement with this method, only return if it can support it.

Annotations
@Override
validateback to summary
public ValidationErrors validate(DropDefaultValueStatement dropDefaultValueStatement, Database database, SqlGeneratorChain<T extends SqlStatement> sqlGeneratorChain)

Implements liquibase.sqlgenerator.SqlGenerator.validate.

Doc from liquibase.sqlgenerator.SqlGenerator.validate.

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.

Annotations
@Override