package liquibase.sqlgenerator.core;
import liquibase.database.Database;
import liquibase.structure.core.Schema;
import liquibase.datatype.DataTypeFactory;
import liquibase.database.core.SybaseDatabase;
import liquibase.structure.core.Column;
import liquibase.structure.core.Table;
import liquibase.sql.Sql;
import liquibase.sql.UnparsedSql;
import liquibase.sqlgenerator.SqlGeneratorChain;
import liquibase.statement.core.AddDefaultValueStatement;
public class AddDefaultValueGeneratorSybase extends AddDefaultValueGenerator {
@Override
public int getPriority() {
return PRIORITY_DATABASE;
}
@Override
public boolean supports(AddDefaultValueStatement statement, Database database) {
return database instanceof SybaseDatabase;
}
@Override
public Sql[] generateSql(AddDefaultValueStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) {
Object defaultValue = statement.getDefaultValue();
return new Sql[]{
new UnparsedSql("ALTER TABLE " + database.escapeTableName(statement.getCatalogName(), statement.getSchemaName(), statement.getTableName()) + " REPLACE " + database.escapeColumnName(statement.getCatalogName(), statement.getSchemaName(), statement.getTableName(), statement.getColumnName()) + " DEFAULT " + DataTypeFactory.getInstance().fromObject(defaultValue, database).objectToSql(defaultValue, database),
getAffectedColumn(statement))
};
}
}