{
"event": "PreToolUse",
"tool_name": "mcp__mcp-db__db_select",
"tool_input": {
"query": "SELECT \n 'chunk_semantics' as tabelle,\n COUNT(*) as total,\n COUNT(DISTINCT chunk_id) as unique_chunks,\n COUNT(DISTINCT analysis_model) as models,\n GROUP_CONCAT(DISTINCT analysis_model) as model_list\nFROM chunk_semantics\nUNION ALL\nSELECT \n 'chunk_text_semantics',\n COUNT(*),\n COUNT(DISTINCT chunk_id),\n COUNT(DISTINCT model_used),\n GROUP_CONCAT(DISTINCT model_used)\nFROM chunk_text_semantics\nUNION ALL\nSELECT \n 'entity_knowledge_semantics',\n COUNT(*),\n COUNT(DISTINCT entity_id),\n COUNT(DISTINCT model_used),\n GROUP_CONCAT(DISTINCT model_used)\nFROM entity_knowledge_semantics\nUNION ALL\nSELECT \n 'entity_semantics',\n COUNT(*),\n COUNT(DISTINCT entity_id),\n COUNT(DISTINCT model_used),\n GROUP_CONCAT(DISTINCT model_used)\nFROM entity_semantics",
"database": "ki_content"
}
}
{
"tool_response": [
{
"type": "text",
"text": "{\n \"status\": \"error\",\n \"data\": null,\n \"row_count\": 0,\n \"error\": \"1271 (HY000): Illegal mix of collations for operation 'UNION'\",\n \"execution_ms\": 0\n}"
}
]
}