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ticdc: add vector type in output protocol #20767

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Merged
merged 5 commits into from
Apr 17, 2025
Merged

ticdc: add vector type in output protocol #20767

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3ba18f5
Update ticdc-canal-json.md
wk989898 Apr 16, 2025
66568c6
Update ticdc-avro-protocol.md
wk989898 Apr 16, 2025
900b8ce
Update ticdc-csv.md
wk989898 Apr 16, 2025
f48ec57
Update ticdc-open-protocol.md
wk989898 Apr 16, 2025
9ce236f
Update ticdc-simple-protocol.md
wk989898 Apr 16, 2025
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1 change: 1 addition & 0 deletions ticdc/ticdc-avro-protocol.md
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Expand Up @@ -205,6 +205,7 @@ If one column can be NULL, the Column data format can be:
| ENUM | ENUM | string | - |
| SET | SET | string | - |
| DECIMAL | DECIMAL | bytes | When `avro-decimal-handling-mode` is string, AVRO_TYPE is string. |
| TiDBVECTORFloat32 | TiDBVECTORFloat32 | string | - |

In the Avro protocol, two other `sink-uri` parameters might affect the Column data format as well: `avro-decimal-handling-mode` and `avro-bigint-unsigned-handling-mode`.

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1 change: 1 addition & 0 deletions ticdc/ticdc-canal-json.md
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Expand Up @@ -213,6 +213,7 @@ In the `sqlType` field, the Canal-JSON format records Java SQL Type of each colu
| Set | -7 |
| Bit | -7 |
| JSON | 12 |
| TiDBVectorFloat32 | 12 |

## Integer types

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1 change: 1 addition & 0 deletions ticdc/ticdc-csv.md
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Expand Up @@ -102,3 +102,4 @@ When `include-commit-ts = true` and `output-old-value = true`, the DML events of
| `DECIMAL` | String | `"129012.1230000"` | - |
| `ENUM` | String | `"a"` | - |
| `SET` | String | `"a,b"` | - |
| `TiDBVectorFloat32` | String | `"[1.23, -0.4]"` | - |
1 change: 1 addition & 0 deletions ticdc/ticdc-open-protocol.md
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Expand Up @@ -308,6 +308,7 @@ Currently, TiCDC does not provide the standard parsing library for TiCDC Open Pr
| LONGTEXT/LONGBLOB | 251 | {"t":251,"v":"5rWL6K+VdGV4dA=="} | The value is encoded in Base64. |
| TEXT/BLOB | 252 | {"t":252,"v":"5rWL6K+VdGV4dA=="} | The value is encoded in Base64. |
| CHAR/BINARY | 254 | {"t":254,"v":"test"} / {"t":254,"v":"\\\\x89PNG\\\\r\\\\n\\\\x1a\\\\n"} | The value is encoded in UTF-8. When the upstream type is BINARY, invisible characters are escaped. |
| TiDBVectorFloat32 | 225 | {"t":225,"v":"[1.23, -0.4]"} | |
| GEOMETRY | 255 | | Unsupported |

## DDL Type Code
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1 change: 1 addition & 0 deletions ticdc/ticdc-simple-protocol.md
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Expand Up @@ -708,6 +708,7 @@ The following table describes the value range of the `mysqlType` field in the Ti
| bit | / | uint64 | long |
| json | / | string | string |
| bool | / | int64 | long |
| TiDBVectorFloat32 | / | string | string |

### Avro schema definition

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