@Override
public ValidationErrors validate(
RenameSequenceStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) {
ValidationErrors validationErrors = new ValidationErrors();
validationErrors.checkRequiredField("newSequenceName", statement.getNewSequenceName());
validationErrors.checkRequiredField("oldSequenceName", statement.getOldSequenceName());
return validationErrors;
}
@Override
public Sql[] generateSql(
RenameSequenceStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) {
String sql;
if (database instanceof PostgresDatabase) {
sql =
"ALTER SEQUENCE "
+ database.escapeSequenceName(
statement.getCatalogName(),
statement.getSchemaName(),
statement.getOldSequenceName())
+ " RENAME TO "
+ database.escapeObjectName(statement.getNewSequenceName(), Sequence.class);
} else if (database instanceof OracleDatabase) {
sql =
"RENAME "
+ database.escapeObjectName(statement.getOldSequenceName(), Sequence.class)
+ " TO "
+ database.escapeObjectName(statement.getNewSequenceName(), Sequence.class);
} else if (database instanceof MSSQLDatabase) {
sql =
"SP_RENAME "
+ database.escapeObjectName(statement.getOldSequenceName(), Sequence.class)
+ " ,"
+ database.escapeObjectName(statement.getNewSequenceName(), Sequence.class);
} else {
sql =
"ALTER SEQUENCE "
+ database.escapeSequenceName(
statement.getCatalogName(),
statement.getSchemaName(),
statement.getOldSequenceName())
+ " RENAME TO "
+ database.escapeObjectName(statement.getNewSequenceName(), Sequence.class);
}
return new Sql[] {
new UnparsedSql(sql, getAffectedOldSequence(statement), getAffectedNewSequence(statement))
};
}
protected Sequence getAffectedOldSequence(RenameSequenceStatement statement) {
return new Sequence()
.setName(statement.getOldSequenceName())
.setSchema(statement.getCatalogName(), statement.getSchemaName());
}