Bug description
Execution without quotation marks will not yield results
Environment
spring ai 1.0.0
spring-ai-mariadb-store  1.0.0
Steps to reproduce
schemaValidation(true)

	String sql = String.format(
			"SELECT 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = '%s' AND TABLE_NAME = '%s'",
			(schemaName == null) ? "SCHEMA()" : schemaName, tableName);