================================================================================
Table: billiards_dwd.dwd_assistant_trash_event_ex
Primary Key: assistant_trash_event_id
================================================================================

## COLUMNS
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assistant_trash_event_id: bigint | nullable=NO | PK
table_name: character varying(64) | nullable=YES
table_area_name: character varying(64) | nullable=YES

## VALUE ANALYSIS (for enum detection)
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assistant_trash_event_id:
  Total: 98, Non-null: 98, Distinct: 98
  Top values:
    3043026785240965: 1
    3003160811246469: 1
    3003233571771077: 1
    2997598724524613: 1
    2969416950123717: 1
    2975809439713221: 1
    3061771962043973: 1
    2991820437967429: 1
    3041480270497669: 1
    3042622933256072: 1
    2889961229945221: 1
    3061771963567685: 1
    3041480269170565: 1
    3022560812795909: 1
    3061771962486341: 1

table_name:
  Total: 98, Non-null: 98, Distinct: 35
  Top values:
    888: 14
    发财: 8
    C1: 7
    M7: 6
    补时长5: 4
    A6: 4
    纯k: 4
    M8: 3
    补时长4: 3
    C5: 3
    Ｍ1: 3
    A1: 3
    S1: 3
    M2: 3
    C6: 3

table_area_name:
  Total: 98, Non-null: 98, Distinct: 14
  *** LIKELY ENUM (distinct <= 15) ***
  Top values:
    C区: 16
    K包: 14
    A区: 11
    发财: 8
    B区: 7
    麻将房: 7
    补时长: 7
    VIP包厢: 6
    M7: 6
    幸会158: 4
    斯诺克区: 4
    666: 3
    M8: 3
    TV台: 2

## SAMPLE DATA (first 10 rows)
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Columns: ['assistant_trash_event_id', 'table_name', 'table_area_name']

Row 1:
  assistant_trash_event_id: 2957675849518789
  table_name: C1
  table_area_name: C区

Row 2:
  assistant_trash_event_id: 2953329501898373
  table_name: 补时长5
  table_area_name: 补时长

Row 3:
  assistant_trash_event_id: 2953329502357125
  table_name: 补时长5
  table_area_name: 补时长

Row 4:
  assistant_trash_event_id: 2942452375932869
  table_name: VIP1
  table_area_name: VIP包厢

Row 5:
  assistant_trash_event_id: 2941371032964997
  table_name: 董事办
  table_area_name: 666

Row 6:
  assistant_trash_event_id: 2939676194180229
  table_name: Ｍ1
  table_area_name: 麻将房

Row 7:
  assistant_trash_event_id: 2937959143262725
  table_name: 888
  table_area_name: K包

Row 8:
  assistant_trash_event_id: 2936572806285765
  table_name: C2
  table_area_name: C区

Row 9:
  assistant_trash_event_id: 2933593641256581
  table_name: B9
  table_area_name: B区

Row 10:
  assistant_trash_event_id: 2926594431305093
  table_name: A4
  table_area_name: A区