{
  "task": "ZHCTPROMPT-20260928-SMART-CANTEEN-DUAL-DB-COMPAT-PLAN",
  "owner": "/root/nutrition_float_boundary_fresh",
  "status": "PROPOSED_NOT_EXECUTED",
  "created_utc": "2026-10-10 20:35:03 UTC",
  "execution_authorization": "ROOT_REVIEW_REQUIRED",
  "execution_counts_actual": {
    "DDL": 0,
    "DML": 0,
    "business_HTTP": 0,
    "new_connections": 0
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    "C": "existing approved nonproduction root SSH socket/private config; loopback5237 ZHCT_APP only",
    "forbidden": [
      "production",
      "39 server",
      "5238 AIZHCT_APP in this Store slice",
      "OSS/external integration",
      "new PTY/master replacement",
      "session/global sql_mode or charset changes"
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  "variant_rule": "Root selects ordinary OR GTT, never both. raw_float_group separate explicit enable; no runner execution authorized.",
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      null,
      null,
      null,
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  "lanes": {
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                "role": "input_update",
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                "column_original_values": {
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            "readbacks": [
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            "transaction": "BEGIN; one INSERT attempt; diagnostic readbacks; ROLLBACK; row_count=0",
            "DML": [
              {
                "role": "input_insert",
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                ],
                "column_original_values": {
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                  "SODIUM": null
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            "readbacks": [
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              "decimal30"
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                "php_type": "string",
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            "DML": [
              {
                "role": "zero_seed_insert",
                "sql": "INSERT INTO `cdx_nf5_261011_d9a4` (`id`,`marker`,`power`,`carbohydrate`,`protein`,`fat`,`sodium`) VALUES (?,?,?,?,?,?,?)",
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        ],
        "budget": {
          "create_DDL": 1,
          "drop_DDL": 1,
          "total_DDL": 2,
          "insert_attempts": 48,
          "update_attempts": 24,
          "total_DML_attempts": 72,
          "transactions": 48,
          "rollbacks": 48,
          "native_text_decimal_readbacks_max": 144,
          "row_zero_readbacks_max": 48,
          "warnings_statements_B_only_max": 72,
          "isolated_catalog_and_health_statements_max": 35,
          "total_probe_statements_excluding_DDL_DML_tx_max": 299,
          "HTTP": 0,
          "business_DML": 0,
          "business_DDL": 0
        },
        "schema_fingerprint_queries": [
          {
            "sql": "SELECT COLUMN_NAME,COLUMN_TYPE,IS_NULLABLE,COLUMN_DEFAULT,EXTRA FROM information_schema.COLUMNS WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME=? ORDER BY ORDINAL_POSITION",
            "bindings": [
              {
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                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 32
          },
          {
            "sql": "SELECT INDEX_NAME,NON_UNIQUE,SEQ_IN_INDEX,COLUMN_NAME,INDEX_TYPE FROM information_schema.STATISTICS WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME=? ORDER BY INDEX_NAME,SEQ_IN_INDEX",
            "bindings": [
              {
                "value": "cdx_nf5_261011_d9a4",
                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 32
          },
          {
            "sql": "SELECT TABLE_NAME,CONSTRAINT_NAME,CONSTRAINT_TYPE FROM information_schema.TABLE_CONSTRAINTS WHERE CONSTRAINT_SCHEMA=DATABASE() AND TABLE_NAME=? ORDER BY CONSTRAINT_NAME",
            "bindings": [
              {
                "value": "cdx_nf5_261011_d9a4",
                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 32
          },
          {
            "sql": "SELECT TABLE_NAME,CONSTRAINT_NAME,COLUMN_NAME,REFERENCED_TABLE_NAME,REFERENCED_COLUMN_NAME FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA=DATABASE() AND (TABLE_NAME=? OR REFERENCED_TABLE_NAME=?) ORDER BY TABLE_NAME,CONSTRAINT_NAME,ORDINAL_POSITION",
            "bindings": [
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                "value": "cdx_nf5_261011_d9a4",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "cdx_nf5_261011_d9a4",
                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 32
          },
          {
            "sql": "SELECT TRIGGER_NAME,EVENT_OBJECT_TABLE,ACTION_TIMING,EVENT_MANIPULATION,ACTION_STATEMENT FROM information_schema.TRIGGERS WHERE TRIGGER_SCHEMA=DATABASE() AND EVENT_OBJECT_TABLE=? ORDER BY TRIGGER_NAME",
            "bindings": [
              {
                "value": "cdx_nf5_261011_d9a4",
                "pdo_type": "PDO::PARAM_STR"
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            ],
            "max_rows": 32
          },
          {
            "sql": "SHOW CREATE TABLE `cdx_nf5_261011_d9a4`",
            "bindings": [],
            "max_rows": 32
          }
        ],
        "fingerprint_gate": {
          "expected_columns": [
            "ID",
            "MARKER",
            "POWER",
            "CARBOHYDRATE",
            "PROTEIN",
            "FAT",
            "SODIUM"
          ],
          "expected_primary_key": [
            "ID"
          ],
          "expected_index_count": 1,
          "expected_foreign_keys": 0,
          "expected_triggers": 0,
          "expected_other_constraints": 0,
          "expected_ordinary": true,
          "nullable_nutrition_columns": 5,
          "all_other_dependencies_must_be_absent": true,
          "hash_policy": "Canonical uppercase identifier/metadata field keys; preserve original numeric metadata values/types separately. Hash complete raw rows in deterministic SQL order and actual server DDL as returned, before cleanup require exact same hash. Generated PK/index name captured after create, not guessed."
        }
      },
      "natural_protection": {
        "per_side_before_after_query_budget": 40,
        "queries": [
          {
            "sql": "SELECT COUNT(*) AS N, SUM(CASE WHEN `power` IS NULL THEN 1 ELSE 0 END) AS `power_nulls`, MIN(`power`) AS `power_min`, MAX(`power`) AS `power_max`, SUM(CASE WHEN `carbohydrate` IS NULL THEN 1 ELSE 0 END) AS `carbohydrate_nulls`, MIN(`carbohydrate`) AS `carbohydrate_min`, MAX(`carbohydrate`) AS `carbohydrate_max`, SUM(CASE WHEN `protein` IS NULL THEN 1 ELSE 0 END) AS `protein_nulls`, MIN(`protein`) AS `protein_min`, MAX(`protein`) AS `protein_max`, SUM(CASE WHEN `fat` IS NULL THEN 1 ELSE 0 END) AS `fat_nulls`, MIN(`fat`) AS `fat_min`, MAX(`fat`) AS `fat_max`, SUM(CASE WHEN `sodium` IS NULL THEN 1 ELSE 0 END) AS `sodium_nulls`, MIN(`sodium`) AS `sodium_min`, MAX(`sodium`) AS `sodium_max` FROM `ydy_nutrition`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT COUNT(*) AS N, SUM(CASE WHEN `power` IS NULL THEN 1 ELSE 0 END) AS `power_nulls`, MIN(`power`) AS `power_min`, MAX(`power`) AS `power_max`, SUM(CASE WHEN `carbohydrate` IS NULL THEN 1 ELSE 0 END) AS `carbohydrate_nulls`, MIN(`carbohydrate`) AS `carbohydrate_min`, MAX(`carbohydrate`) AS `carbohydrate_max`, SUM(CASE WHEN `protein` IS NULL THEN 1 ELSE 0 END) AS `protein_nulls`, MIN(`protein`) AS `protein_min`, MAX(`protein`) AS `protein_max`, SUM(CASE WHEN `fat` IS NULL THEN 1 ELSE 0 END) AS `fat_nulls`, MIN(`fat`) AS `fat_min`, MAX(`fat`) AS `fat_max`, SUM(CASE WHEN `sodium` IS NULL THEN 1 ELSE 0 END) AS `sodium_nulls`, MIN(`sodium`) AS `sodium_min`, MAX(`sodium`) AS `sodium_max` FROM `ydy_nutrition_template`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT COUNT(*) AS N, SUM(CASE WHEN `use_volume` IS NULL THEN 1 ELSE 0 END) AS V_NULLS, MIN(CHAR_LENGTH(`use_volume`)) AS V_LEN_MIN, MAX(CHAR_LENGTH(`use_volume`)) AS V_LEN_MAX FROM `ydy_nutrition_template_ext`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT COUNT(*) AS N, SUM(`number`) AS NUMBER_SUM, MIN(`number`) AS NUMBER_MIN, MAX(`number`) AS NUMBER_MAX FROM `ydy_nutrition_set`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT COUNT(*) AS N, SUM(`number`) AS NUMBER_SUM, MIN(`number`) AS NUMBER_MIN, MAX(`number`) AS NUMBER_MAX FROM `ydy_nutrition_category`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT COUNT(*) AS N FROM `ydy_nutrition_time`",
            "bindings": [],
            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
          },
          {
            "sql": "SELECT TABLE_NAME,COLUMN_NAME,COLUMN_TYPE,IS_NULLABLE,COLUMN_DEFAULT,EXTRA,CHARACTER_SET_NAME,COLLATION_NAME FROM information_schema.COLUMNS WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME IN (?,?,?,?,?,?) ORDER BY TABLE_NAME,ORDINAL_POSITION",
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              {
                "value": "ydy_nutrition",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template_ext",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_set",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_category",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_time",
                "pdo_type": "PDO::PARAM_STR"
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            ],
            "max_rows": 256
          },
          {
            "sql": "SELECT TABLE_NAME,INDEX_NAME,NON_UNIQUE,SEQ_IN_INDEX,COLUMN_NAME,INDEX_TYPE FROM information_schema.STATISTICS WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME IN (?,?,?,?,?,?) ORDER BY TABLE_NAME,INDEX_NAME,SEQ_IN_INDEX",
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                "value": "ydy_nutrition",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template",
                "pdo_type": "PDO::PARAM_STR"
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              {
                "value": "ydy_nutrition_template_ext",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_set",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_category",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_time",
                "pdo_type": "PDO::PARAM_STR"
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            ],
            "max_rows": 256
          },
          {
            "sql": "SELECT TABLE_NAME,CONSTRAINT_NAME,COLUMN_NAME,REFERENCED_TABLE_NAME,REFERENCED_COLUMN_NAME,ORDINAL_POSITION FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA=DATABASE() AND (TABLE_NAME IN (?,?,?,?,?,?) OR REFERENCED_TABLE_NAME IN (?,?,?,?,?,?)) ORDER BY TABLE_NAME,CONSTRAINT_NAME,ORDINAL_POSITION",
            "bindings": [
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                "value": "ydy_nutrition",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template",
                "pdo_type": "PDO::PARAM_STR"
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                "value": "ydy_nutrition_template_ext",
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              {
                "value": "ydy_nutrition_set",
                "pdo_type": "PDO::PARAM_STR"
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              {
                "value": "ydy_nutrition_category",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_time",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template_ext",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_set",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_category",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_time",
                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 256
          },
          {
            "sql": "SELECT TRIGGER_NAME,EVENT_OBJECT_TABLE,ACTION_TIMING,EVENT_MANIPULATION,ACTION_STATEMENT FROM information_schema.TRIGGERS WHERE TRIGGER_SCHEMA=DATABASE() AND EVENT_OBJECT_TABLE IN (?,?,?,?,?,?) ORDER BY TRIGGER_NAME",
            "bindings": [
              {
                "value": "ydy_nutrition",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_template_ext",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_set",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_category",
                "pdo_type": "PDO::PARAM_STR"
              },
              {
                "value": "ydy_nutrition_time",
                "pdo_type": "PDO::PARAM_STR"
              }
            ],
            "max_rows": 256
          }
        ],
        "rows_per_query_max": 256,
        "total_bytes_per_query_cap": 524288,
        "preserves": "natural data not changed by this slice; shared writers may independently drift; no natural full rows or PII extracted",
        "minimum_expected_queries": 20,
        "extra_query_reserve": 20
      },
      "raw_float_group": {
        "enabled_after_separate_approval": false,
        "table_name": "CDX_NFR_261011_D9A4",
        "marker": "CDXNFRD9A4",
        "max_live_rows": 1,
        "statements": {
          "create_ordinary": "CREATE TABLE `cdx_nfr_261011_d9a4` (`id` INT NOT NULL PRIMARY KEY, `marker` VARCHAR(16) NOT NULL, `use_weight` FLOAT NOT NULL) ENGINE=InnoDB",
          "create_gtt": null,
          "drop": "DROP TABLE `cdx_nfr_261011_d9a4`",
          "native": "SELECT `id`,`marker`,`use_weight` FROM `cdx_nfr_261011_d9a4` WHERE `id`=? AND `marker`=?",
          "text": "SELECT `id`,`marker`,CAST(`use_weight` AS CHAR) AS V_TEXT FROM `cdx_nfr_261011_d9a4` WHERE `id`=? AND `marker`=?",
          "row_count": "SELECT COUNT(*) AS N FROM `cdx_nfr_261011_d9a4`"
        },
        "steps": [
          {
            "case_id": "S-R01",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO `cdx_nfr_261011_d9a4` (`id`,`marker`,`use_weight`) VALUES (?,?,?)",
            "bindings": [
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                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
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                "original_value": "12.345",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "identity string"
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            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "S-R02",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO `cdx_nfr_261011_d9a4` (`id`,`marker`,`use_weight`) VALUES (?,?,?)",
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                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
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                "conversion": "none"
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              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "16777215",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "identity string"
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            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO `cdx_nfr_261011_d9a4` (`id`,`marker`,`use_weight`) VALUES (?,?,?)",
            "bindings": [
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                "original_value": 1,
                "php_type": "integer",
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                "pdo_type_code": 1,
                "conversion": "none"
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                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
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                "original_value": null,
                "php_type": "NULL",
                "pdo_type": "PDO::PARAM_NULL",
                "pdo_type_code": 0,
                "conversion": "none"
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            ],
            "invalid_input_expectation": "Observe B current sql_mode NOTNULL result/warning; do not assume rejection"
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        ],
        "budget": {
          "total_DDL": 2,
          "insert_attempts": 26,
          "update_attempts": 0,
          "total_DML_attempts": 26,
          "transactions": 26,
          "rollbacks": 26,
          "native_and_text_readbacks_max": 52,
          "row_zero_readbacks_max": 26,
          "warnings_statements_B_only_max": 26,
          "isolated_catalog_and_health_statements_max": 20,
          "total_probe_statements_excluding_DDL_DML_tx_max": 124,
          "HTTP": 0,
          "business_DML": 0,
          "business_DDL": 0
        }
      }
    },
    "C": {
      "endpoint": "private config only; no secrets in plan",
      "five_float_group": {
        "enabled_after_approval": false,
        "table_name": "CDX_NF5_261011_D9A4",
        "marker": "CDXNF5D9A4",
        "max_live_rows": 1,
        "statements": {
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          "row_count": "SELECT COUNT(*) AS N FROM \"ZHCT_APP\".\"CDX_NF5_261011_D9A4\"",
          "rollback": "ROLLBACK",
          "drop_readback": "SELECT COUNT(*) AS N FROM USER_OBJECTS WHERE OBJECT_NAME=?",
          "create_gtt": "CREATE GLOBAL TEMPORARY TABLE \"ZHCT_APP\".\"CDX_NF5_261011_D9A4\" (\"ID\" INT NOT NULL PRIMARY KEY, \"MARKER\" VARCHAR(16) NOT NULL, \"POWER\" FLOAT(53) NULL DEFAULT NULL, \"CARBOHYDRATE\" FLOAT(53) NULL DEFAULT NULL, \"PROTEIN\" FLOAT(53) NULL DEFAULT NULL, \"FAT\" FLOAT(53) NULL DEFAULT NULL, \"SODIUM\" FLOAT(53) NULL DEFAULT NULL) ON COMMIT DELETE ROWS",
          "drop_gtt": "DROP TABLE \"ZHCT_APP\".\"CDX_NF5_261011_D9A4\"",
          "decimal30_policy": "All five-group inputs have abs<1e8, so C DECIMAL(38,30) covers their integer digits. Rendering only, not physical bit claim. Raw capacity group never decimal30."
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                "role": "input_insert",
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            "readbacks": [
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                "column_original_values": {
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            "readbacks": [
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            "max_rows": 1,
            "purpose": "aggregate only; before/after. Concurrent drift observed, never reverted or attributed without evidence."
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                "value": "YDY_NUTRITION_TIME",
                "pdo_type": "PDO::PARAM_STR"
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          },
          {
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                "value": "YDY_NUTRITION_TEMPLATE_EXT",
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                "value": "YDY_NUTRITION_SET",
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            "max_rows": 256
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        "rows_per_query_max": 256,
        "total_bytes_per_query_cap": 524288,
        "preserves": "natural data not changed by this slice; shared writers may independently drift; no natural full rows or PII extracted",
        "minimum_expected_queries": 20,
        "extra_query_reserve": 20
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      "raw_float_group": {
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
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                "pdo_type": "PDO::PARAM_INT",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "case_id": "S-R04",
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                "pdo_type": "PDO::PARAM_INT",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "case_id": "S-R05",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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          {
            "case_id": "S-R06",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
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            "case_id": "S-R07",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "case_id": "S-R08",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
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            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
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            "case_id": "S-R09",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
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                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "3.4028236e38",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R08",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "1e39",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R09",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "-1e39",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R10",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "1e-45",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R11",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "1e-46",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R12",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": "0",
                "php_type": "float",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "(float) original decimal lexeme; no round/format before binding"
              }
            ],
            "invalid_input_expectation": "Observe actual plain FLOAT capacity/conversion; no premature expected rounding"
          },
          {
            "case_id": "N-R13",
            "transaction": "BEGIN; INSERT attempt; immediate diagnostic/native/text; ROLLBACK; row_count=0",
            "sql": "INSERT INTO \"ZHCT_APP\".\"CDX_NFR_261011_D9A4\" (\"ID\",\"MARKER\",\"USE_WEIGHT\") VALUES (?,?,?)",
            "bindings": [
              {
                "original_value": 1,
                "php_type": "integer",
                "pdo_type": "PDO::PARAM_INT",
                "pdo_type_code": 1,
                "conversion": "none"
              },
              {
                "original_value": "CDXNFRD9A4",
                "php_type": "string",
                "pdo_type": "PDO::PARAM_STR",
                "pdo_type_code": 2,
                "conversion": "none"
              },
              {
                "original_value": null,
                "php_type": "NULL",
                "pdo_type": "PDO::PARAM_NULL",
                "pdo_type_code": 0,
                "conversion": "none"
              }
            ],
            "invalid_input_expectation": "Observe B current sql_mode NOTNULL result/warning; do not assume rejection"
          }
        ],
        "budget": {
          "total_DDL": 2,
          "insert_attempts": 26,
          "update_attempts": 0,
          "total_DML_attempts": 26,
          "transactions": 26,
          "rollbacks": 26,
          "native_and_text_readbacks_max": 52,
          "row_zero_readbacks_max": 26,
          "warnings_statements_B_only_max": 26,
          "isolated_catalog_and_health_statements_max": 20,
          "total_probe_statements_excluding_DDL_DML_tx_max": 124,
          "HTTP": 0,
          "business_DML": 0,
          "business_DDL": 0
        }
      }
    }
  },
  "preflight_and_cleanup": {
    "identity": "Fresh version/runtime/driver/config-scope identity and effective native/emulated prepare settings, no setters to sql_mode/charset. B SQL: SELECT VERSION() AS VERSION,@@SESSION.sql_mode AS SQL_MODE,@@SESSION.character_set_client AS CS_CLIENT,@@SESSION.character_set_connection AS CS_CONNECTION,@@SESSION.collation_connection AS COLLATION_CONNECTION; C reuse Root existing version/build identity queries and schema SELECT without inventing privileges.",
    "collision_before_create": {
      "B": [
        {
          "sql": "SELECT TABLE_NAME,TABLE_TYPE FROM information_schema.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME IN (?,?)",
          "values": [
            "cdx_nf5_261011_d9a4",
            "cdx_nfr_261011_d9a4"
          ]
        },
        {
          "sql": "SELECT ROUTINE_NAME FROM information_schema.ROUTINES WHERE ROUTINE_SCHEMA=DATABASE() AND ROUTINE_NAME IN (?,?)",
          "values": [
            "cdx_nf5_261011_d9a4",
            "cdx_nfr_261011_d9a4"
          ]
        },
        {
          "sql": "SELECT TRIGGER_NAME FROM information_schema.TRIGGERS WHERE TRIGGER_SCHEMA=DATABASE() AND TRIGGER_NAME IN (?,?)",
          "values": [
            "cdx_nf5_261011_d9a4",
            "cdx_nfr_261011_d9a4"
          ]
        }
      ],
      "C": [
        {
          "sql": "SELECT OBJECT_NAME,OBJECT_TYPE FROM USER_OBJECTS WHERE OBJECT_NAME IN (?,?)",
          "values": [
            "CDX_NF5_261011_D9A4",
            "CDX_NFR_261011_D9A4"
          ]
        }
      ],
      "gate": "Every result empty. Collision is stop, never delete discovered objects. If raw disabled still reserve its name but no CREATE."
    },
    "schema_after_create": "Fresh full columns/null/default/type+PK and ordinary/GTT object type. Exact approved five FLOAT mapping, no unexpected INDEX/FK/trigger/dependencies. Same schema as configured. Capture CREATE ledger and actual server DDL; never rely name alone.",
    "cleanup_gate": [
      "Persist CREATE success ledger, original SQL hash and metadata hash",
      "ROLLBACK active owned transaction only",
      "ordinary: independent PDO count0; GTT: same session count0, second PDO metadata only",
      "Verify exact object owner/name/type/definition/PK/index/trigger/FK and no unexpected rows/dependencies; gate failure means no DROP",
      "DROP only successfully created own approved objects, never IF EXISTS or cascade",
      "Independent catalog query confirms object count0; preserve failed attempts and cleanup receipts",
      "Re-read natural schema/aggregates within40 budget; drift flagged, never undone"
    ]
  },
  "coverage_reduction": "All 25 distinct grouped lexemes/null across every mode and INSERT/UPDATE; rotation avoids 5x repeated type-equivalent columns. Added all-NULL group proves nullable branch in every column. Not a full each-value x each-column permutation.",
  "identity_queries": {
    "B": [
      {
        "sql": "SELECT VERSION() AS VERSION,DATABASE() AS SCHEMA_NAME,@@SESSION.sql_mode AS SQL_MODE,@@SESSION.character_set_client AS CS_CLIENT,@@SESSION.character_set_connection AS CS_CONNECTION,@@SESSION.collation_connection AS COLLATION_CONNECTION",
        "bindings": [],
        "max_rows": 1
      }
    ],
    "C": [
      {
        "sql": "SELECT SYS_CONTEXT('USERENV','CURRENT_SCHEMA') AS SCHEMA_NAME FROM DUAL",
        "bindings": [],
        "max_rows": 1
      },
      {
        "sql": "SELECT * FROM V$VERSION",
        "bindings": [],
        "max_rows": 16,
        "gate": "Observe exact current build or preserve privilege/SQL error; unresolved target identity stops writes. No privilege changes."
      }
    ]
  }
}