deleteColumn method
Validates and deletes a column in a table in schema.
Implementation
void deleteColumn(String tableName, String columnName) {
final table = schema.tableForName(tableName);
if (table == null) {
throw SchemaException("Table $tableName does not exist.");
}
final column = table.columnForName(columnName);
if (column == null) {
throw SchemaException("Column $columnName does not exists.");
}
table.removeColumn(column);
if (store != null) {
commands.addAll(store!.deleteColumn(table, column));
} else {
commands.add('database.deleteColumn("$tableName", "$columnName");');
}
}