schema = f'CREATE TABLE IF NOT EXISTS {self.config.database}.{self.config.table}(
{self.config.column_map['id']} varchar(50),
{self.config.column_map['document']} string,
{self.config.column_map['embedding']} array<float>,
{self.config.column_map['metadata']} string
) ENGINE = OLAP UNIQUE KEY(id) DISTRIBUTED BY HASH(id) PROPERTIES ("replication_allocation" = "tag.location.default: 1"
)'