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๐Ÿ’ฌGenerate LLM translations (#1674)
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โ€Ždocs/cn/guides/51-access-data-lake/02-iceberg/iceberg-catalog.mdโ€Ž

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@@ -3,13 +3,13 @@ title: Iceberg Catalog
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---
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import FunctionDescription from '@site/src/components/FunctionDescription';
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<FunctionDescription description="ๅผ•ๅ…ฅๆˆ–ๆ›ดๆ–ฐ: v1.2.668"/>
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<FunctionDescription description="ๅผ•ๅ…ฅๆˆ–ๆ›ดๆ–ฐไบŽ๏ผšv1.2.668"/>
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Databend ๆ”ฏๆŒ้›†ๆˆ [Apache Iceberg](https://iceberg.apache.org/) ็›ฎๅฝ•๏ผŒๅขžๅผบไบ†ๅ…ถๆ•ฐๆฎ็ฎก็†ๅ’Œๅˆ†ๆž็š„ๅ…ผๅฎนๆ€งๅ’ŒๅคšๅŠŸ่ƒฝๆ€งใ€‚่ฟ™้€š่ฟ‡ๆ— ็ผๆ•ดๅˆ Apache Iceberg ๅผบๅคง็š„ๅ…ƒๆ•ฐๆฎๅ’Œๅญ˜ๅ‚จ็ฎก็†่ƒฝๅŠ›๏ผŒๆ‰ฉๅฑ•ไบ† Databend ็š„ๅŠŸ่ƒฝใ€‚
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Databend ๆ”ฏๆŒ้›†ๆˆ [Apache Iceberg](https://iceberg.apache.org/) ็›ฎๅฝ•๏ผŒๅขžๅผบไบ†ๅ…ถๅœจๆ•ฐๆฎ็ฎก็†ๅ’Œๅˆ†ๆžๆ–น้ข็š„ๅ…ผๅฎนๆ€งๅ’ŒๅคšๅŠŸ่ƒฝๆ€งใ€‚่ฟ™้€š่ฟ‡ๅฐ† Apache Iceberg ๅผบๅคง็š„ๅ…ƒๆ•ฐๆฎๅ’Œๅญ˜ๅ‚จ็ฎก็†่ƒฝๅŠ›ๆ— ็ผ้›†ๆˆๅˆฐๅนณๅฐไธญ๏ผŒๆ‰ฉๅฑ•ไบ† Databend ็š„ๅŠŸ่ƒฝใ€‚
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## ๆ•ฐๆฎ็ฑปๅž‹ๆ˜ ๅฐ„
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ไธ‹่กจๅฑ•็คบไบ† Apache Iceberg ๅ’Œ Databend ไน‹้—ด็š„ๆ•ฐๆฎ็ฑปๅž‹ๆ˜ ๅฐ„ใ€‚่ฏทๆณจๆ„๏ผŒDatabend ็›ฎๅ‰ไธๆ”ฏๆŒ่กจไธญๆœชๅˆ—ๅ‡บ็š„ Iceberg ๆ•ฐๆฎ็ฑปๅž‹ใ€‚
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ไธ‹่กจๅˆ—ๅ‡บไบ† Apache Iceberg ๅ’Œ Databend ไน‹้—ด็š„ๆ•ฐๆฎ็ฑปๅž‹ๆ˜ ๅฐ„ใ€‚่ฏทๆณจๆ„๏ผŒDatabend ็›ฎๅ‰ไธๆ”ฏๆŒ่กจไธญๆœชๅˆ—ๅ‡บ็š„ Iceberg ๆ•ฐๆฎ็ฑปๅž‹ใ€‚
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| Apache Iceberg | Databend |
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| ------------------------------- | ----------------------- |
@@ -44,25 +44,29 @@ Databend ๆไพ›ไบ†ไปฅไธ‹ๅ‘ฝไปคๆฅ็ฎก็†็›ฎๅฝ•๏ผš
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```sql
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CREATE CATALOG <catalog_name>
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TYPE = <catalog_type>
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CONNECTION = (
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METASTORE_ADDRESS = '<hive_metastore_address>'
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URL = '<data_storage_path>'
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<connection_parameter> = '<connection_parameter_value>'
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<connection_parameter> = '<connection_parameter_value>'
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TYPE=ICEBERG
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CONNECTION=(
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TYPE='<connection_type>'
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ADDRESS='<address>'
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WAREHOUSE='<warehouse_location>'
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"<connection_parameter>"='<connection_parameter_value>'
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"<connection_parameter>"='<connection_parameter_value>'
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...
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)
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);
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```
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| ๅ‚ๆ•ฐ | ๆ˜ฏๅฆๅฟ…้œ€ | ๆ่ฟฐ |
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|-----------------------|-----------|---------------------------------------------------------------------------------------------------------------------------|
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| TYPE | ๆ˜ฏ | ็›ฎๅฝ•็ฑปๅž‹๏ผš'HIVE' ่กจ็คบ Hive ็›ฎๅฝ•๏ผŒ'ICEBERG' ่กจ็คบ Iceberg ็›ฎๅฝ•ใ€‚ |
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| METASTORE_ADDRESS | ๅฆ | Hive Metastore ๅœฐๅ€ใ€‚ไป…ๅฏน Hive ็›ฎๅฝ•ๅฟ…้œ€ใ€‚|
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| URL | ๆ˜ฏ | ไธŽๆญค็›ฎๅฝ•ๅ…ณ่”็š„ๅค–้ƒจๅญ˜ๅ‚จไฝ็ฝฎใ€‚่ฟ™ๅฏไปฅๆ˜ฏๆกถๆˆ–ๆกถๅ†…็š„ๆ–‡ไปถๅคนใ€‚ไพ‹ๅฆ‚๏ผŒ's3://databend-toronto/'ใ€‚ |
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| connection_parameter | ๆ˜ฏ | ็”จไบŽไธŽๅค–้ƒจๅญ˜ๅ‚จๅปบ็ซ‹่ฟžๆŽฅ็š„่ฟžๆŽฅๅ‚ๆ•ฐใ€‚ๆ‰€้œ€็š„ๅ‚ๆ•ฐๅ› ็‰นๅฎš็š„ๅญ˜ๅ‚จๆœๅŠกๅ’Œ่ฎค่ฏๆ–นๆณ•่€Œๅผ‚ใ€‚่ฏทๅ‚้˜… [่ฟžๆŽฅๅ‚ๆ•ฐ](/sql/sql-reference/connect-parameters) ่Žทๅ–่ฏฆ็ป†ไฟกๆฏใ€‚ |
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| ๅ‚ๆ•ฐ | ๆ˜ฏๅฆๅฟ…ๅกซ | ๆ่ฟฐ |
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|------------------------------|-----------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| `<catalog_name>` | ๆ˜ฏ | ่ฆๅˆ›ๅปบ็š„ catalog ๅ็งฐใ€‚ |
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| `TYPE` | ๆ˜ฏ | ๆŒ‡ๅฎš catalog ็ฑปๅž‹ใ€‚ๅฏนไบŽ Iceberg๏ผŒ่ฎพ็ฝฎไธบ `ICEBERG`ใ€‚ |
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| `CONNECTION` | ๆ˜ฏ | Iceberg catalog ็š„่ฟžๆŽฅๅ‚ๆ•ฐใ€‚ |
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| `TYPE` (ๅœจ `CONNECTION` ๅ†…) | ๆ˜ฏ | ่ฟžๆŽฅ็ฑปๅž‹ใ€‚ๅฏนไบŽ Iceberg๏ผŒ้€šๅธธ่ฎพ็ฝฎไธบ `rest` ไปฅไฝฟ็”จๅŸบไบŽ REST ็š„่ฟžๆŽฅใ€‚ |
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| `ADDRESS` | ๆ˜ฏ | Iceberg ๆœๅŠก็š„ๅœฐๅ€ๆˆ– URL๏ผˆไพ‹ๅฆ‚ `http://127.0.0.1:8181`๏ผ‰ใ€‚ |
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| `WAREHOUSE` | ๆ˜ฏ | Iceberg ๆ•ฐไป“็š„ไฝ็ฝฎ๏ผŒ้€šๅธธๆ˜ฏไธ€ไธช S3 ๅญ˜ๅ‚จๆกถๆˆ–ๅ…ผๅฎน็š„ๅฏน่ฑกๅญ˜ๅ‚จ็ณป็ปŸใ€‚ |
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| `<connection_parameter>` | ๆ˜ฏ | ็”จไบŽไธŽๅค–้ƒจๅญ˜ๅ‚จๅปบ็ซ‹่ฟžๆŽฅ็š„ๅ‚ๆ•ฐใ€‚ๆ‰€้œ€็š„ๅ‚ๆ•ฐๆ นๆฎๅ…ทไฝ“็š„ๅญ˜ๅ‚จๆœๅŠกๅ’Œ่ฎค่ฏๆ–นๆณ•่€Œๆœ‰ๆ‰€ไธๅŒใ€‚ๆœ‰ๅ…ณ่ฏฆ็ป†ไฟกๆฏ๏ผŒ่ฏทๅ‚้˜…[่ฟžๆŽฅๅ‚ๆ•ฐ](/sql/sql-reference/connect-parameters)ใ€‚ๅฆ‚ๆžœๆ‚จไฝฟ็”จ็š„ๆ˜ฏ Amazon S3 ๆˆ– S3 ๅ…ผๅฎน็š„ๅญ˜ๅ‚จ็ณป็ปŸ๏ผŒ่ฏท็กฎไฟๅœจๅ‚ๆ•ฐๅ‰ๅŠ ไธŠ `s3.` ๅ‰็ผ€๏ผˆไพ‹ๅฆ‚ `s3.region`ใ€`s3.endpoint`๏ผ‰ใ€‚ |
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:::note
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่ฆไปŽ HDFS ่ฏปๅ–ๆ•ฐๆฎ๏ผŒๆ‚จ้œ€่ฆๅœจๅฏๅŠจ Databend ไน‹ๅ‰่ฎพ็ฝฎไปฅไธ‹็Žฏๅขƒๅ˜้‡ใ€‚่ฟ™ไบ›็Žฏๅขƒๅ˜้‡็กฎไฟ Databend ๅฏไปฅ่ฎฟ้—ฎๅฟ…่ฆ็š„ Java ๅ’Œ Hadoop ไพ่ต–้กน๏ผŒไปฅๆœ‰ๆ•ˆไธŽ HDFS ไบคไบ’ใ€‚่ฏท็กฎไฟๅฐ† "/path/to/java" ๅ’Œ "/path/to/hadoop" ๆ›ฟๆขไธบ Java ๅ’Œ Hadoop ๅฎ‰่ฃ…็š„ๅฎž้™…่ทฏๅพ„๏ผŒๅนถ่ฐƒๆ•ด CLASSPATH ไปฅๅŒ…ๅซๆ‰€ๆœ‰ๅฟ…้œ€็š„ Hadoop JAR ๆ–‡ไปถใ€‚
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่ฆไปŽ HDFS ่ฏปๅ–ๆ•ฐๆฎ๏ผŒๆ‚จ้œ€่ฆๅœจๅฏๅŠจ Databend ไน‹ๅ‰่ฎพ็ฝฎไปฅไธ‹็Žฏๅขƒๅ˜้‡ใ€‚่ฟ™ไบ›็Žฏๅขƒๅ˜้‡็กฎไฟ Databend ่ƒฝๅคŸ่ฎฟ้—ฎๅฟ…่ฆ็š„ Java ๅ’Œ Hadoop ไพ่ต–้กน๏ผŒไปฅๆœ‰ๆ•ˆๅœฐไธŽ HDFS ไบคไบ’ใ€‚่ฏท็กฎไฟๅฐ† "/path/to/java" ๅ’Œ "/path/to/hadoop" ๆ›ฟๆขไธบๅฎž้™…็š„ Java ๅ’Œ Hadoop ๅฎ‰่ฃ…่ทฏๅพ„๏ผŒๅนถ่ฐƒๆ•ด CLASSPATH ไปฅๅŒ…ๅซๆ‰€ๆœ‰ๅฟ…้œ€็š„ Hadoop JAR ๆ–‡ไปถใ€‚
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```shell
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export LD_LIBRARY_PATH=${JAVA_HOME}/lib/server:${LD_LIBRARY_PATH}
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### SHOW CREATE CATALOG
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่ฟ”ๅ›žๆŒ‡ๅฎš็›ฎๅฝ•็š„่ฏฆ็ป†้…็ฝฎ๏ผŒๅŒ…ๆ‹ฌๅ…ถ็ฑปๅž‹ๅ’Œๅญ˜ๅ‚จๅ‚ๆ•ฐใ€‚
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่ฟ”ๅ›žๆŒ‡ๅฎš catalog ็š„่ฏฆ็ป†้…็ฝฎ๏ผŒๅŒ…ๆ‹ฌๅ…ถ็ฑปๅž‹ๅ’Œๅญ˜ๅ‚จๅ‚ๆ•ฐใ€‚
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#### ่ฏญๆณ•
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### SHOW CATALOGS
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ๆ˜พ็คบๆ‰€ๆœ‰ๅทฒๅˆ›ๅปบ็š„็›ฎๅฝ•ใ€‚
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ๆ˜พ็คบๆ‰€ๆœ‰ๅทฒๅˆ›ๅปบ็š„ catalogใ€‚
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#### ่ฏญๆณ•
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### USE CATALOG
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ๅฐ†ๅฝ“ๅ‰ไผš่ฏๅˆ‡ๆขๅˆฐๆŒ‡ๅฎš็š„็›ฎๅฝ•ใ€‚
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ๅฐ†ๅฝ“ๅ‰ไผš่ฏๅˆ‡ๆขๅˆฐๆŒ‡ๅฎš็š„ catalogใ€‚
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## ไฝฟ็”จ็คบไพ‹
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ๆญค็คบไพ‹ๆผ”็คบไบ†ๅˆ›ๅปบไธ€ไธช็›ฎๅฝ•๏ผŒ่ฏฅ็›ฎๅฝ•้…็ฝฎไธบไธŽไฝไบŽ MinIO ็š„ 's3://databend/iceberg/' ็š„ Iceberg ๆ•ฐๆฎๅญ˜ๅ‚จ่ฟ›่กŒไบคไบ’ใ€‚
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ๆญค็คบไพ‹ๅฑ•็คบไบ†ๅฆ‚ไฝ•ไฝฟ็”จๅŸบไบŽ REST ็š„่ฟžๆŽฅๅˆ›ๅปบ Iceberg catalog๏ผŒๆŒ‡ๅฎšๆœๅŠกๅœฐๅ€ใ€ๆ•ฐไป“ไฝ็ฝฎ๏ผˆS3๏ผ‰ไปฅๅŠๅฏ้€‰็š„ๅ‚ๆ•ฐ๏ผˆๅฆ‚ AWS ๅŒบๅŸŸๅ’Œ่‡ชๅฎšไน‰็ซฏ็‚น๏ผ‰๏ผš
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```sql
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CREATE CATALOG iceberg_ctl
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TYPE = ICEBERG
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CONNECTION = (
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URL = 's3://databend/iceberg/'
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AWS_KEY_ID = 'minioadmin'
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AWS_SECRET_KEY = 'minioadmin'
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ENDPOINT_URL = 'http://127.0.0.1:9000'
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REGION = 'us-east-2'
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CREATE CATALOG ctl
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TYPE=ICEBERG
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CONNECTION=(
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TYPE='rest'
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ADDRESS='http://127.0.0.1:8181'
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WAREHOUSE='s3://iceberg-tpch'
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"s3.region"='us-east-1'
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"s3.endpoint"='http://127.0.0.1:9000'
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);
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SHOW CREATE CATALOG iceberg_ctl;
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โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ฌโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ฌโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
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โ”‚ Catalog โ”‚ Type โ”‚ Option โ”‚
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โ”œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ผโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ผโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ค
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โ”‚ iceberg_ctl โ”‚ iceberg โ”‚ STORAGE PARAMS s3 | bucket=databend, root=/iceberg/, endpoint=http://127.0.0.1:9000 โ”‚
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โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
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```

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