Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||
|---|---|---|---|---|---|---|---|---|---|---|
| id | BIGINT | 19 | √ | null |
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| chatid | BIGINT | 19 | 0 |
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| userid | BIGINT | 19 | 0 |
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| groupid | BIGINT | 19 | 0 |
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| version | VARCHAR | 16 |
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| ip | VARCHAR | 45 |
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| firstping | BIGINT | 19 | 0 |
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| lastping | BIGINT | 19 | 0 |
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| lastmessageping | BIGINT | 19 | 0 |
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| sid | VARCHAR | 32 |
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| course | BIGINT | 19 | 0 |
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| lang | VARCHAR | 30 |
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Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | id |
| chatuser_cha_ix | Performance | Asc | chatid |
| chatuser_cou_ix | Performance | Asc | course |
| chatuser_gro_ix | Performance | Asc | groupid |
| chatuser_las_ix | Performance | Asc | lastping |
| chatuser_use_ix | Performance | Asc | userid |