输入：SELECT...SAMPLE 1 2 3 4 SELECT c1, c2, c3 FROM tab1 WHERE c1 > 1000 SAMPLE 1; 输出 1 2 3 4 SELECT c1, c2, c3 FROM tab1 WHERE c1 >
2 3 (3 rows) --读取f3.txt文件内容填充表f3（多字段，数据分隔符为'-'）,并通过HDFS上传到/opt/load_test/ 目录下，f3.txt文件内容如下： 1-n1 2-n2 -- 创建目标表tb_load_f3 CREATE TABLE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 gaussdb=# CREATE TABLE in_t1(a int, b int); gaussdb=# INSERT INTO in_t1 VALUES(1, 2),(2, 3),(3, 4),(4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 gaussdb=# CREATE TABLE in_t1(a int, b int); gaussdb=# INSERT INTO in_t1 VALUES(1, 2),(2, 3),(3, 4),(4
ALIAS 1 2 3 4 5 UPDATE T1 FROM tab1 T1, tab2 T2 SET c1 = T2.c1 , c2 = T2.c2 WHERE T1.c3 = T2.c3; 输出 1 2 3 4 5 UPDATE
"totalCount": 3, "totalCallSucc": 2, "totalCalledCount": 3, "totalFinishCount": 3, "dailyFinishCount": 3, "dailyCalledCount":
基本使用 创建具有3维的向量列 CREATE TABLE items (id bigserial PRIMARY KEY, embedding vector(3)); 插入向量 INSERT INTO items (embedding) VALUES ('[1,2,3]'), ('[4
from t1 join t2 on t1.col3=t2.col3; 是 - select cast(col2 as varchar) col2,col3 from tb_b; with t1 as (select col1,col3 from tb_a where col1<11)
Scan on it3 Index Cond: (c2 = 6) -> Bitmap Index Scan on it3 Index Cond: (c3 = 3)
Index Scan on it3 Index Cond: (c2 = 6) -> Bitmap Index Scan on it3 Index Cond: (c3 = 3) -> Bitmap
终端节点（Endpoint） 协议类型 亚太-新加坡 ap-southeast-3 sis-ext.ap-southeast-3.myhuaweicloud.asia sis-ext.ap-southeast-3.myhuaweicloud.com https 中东-利雅得 me-east-1
transpose(0, 3, 1, 2).astype(np.float32).flatten() ip_2 = (sample_data[2]).transpose(0, 3, 1, 2).astype(np.float32).flatten() ip_3 = (sample_data[3])
transpose(0, 3, 1, 2).astype(np.float32).flatten() ip_2 = (sample_data[2]).transpose(0, 3, 1, 2).astype(np.float32).flatten() ip_3 = (sample_data[3])
---+---+------ 1 | 1 | 1 1 | 1 | 1 1 | 2 | 3 1 | 3 | 4 2 | 4 | 1 2 | 5 | 2 3 | 6 | 1 (7 rows) openGauss=# DROP TABLE rank_t1;
---+---+------ 1 | 1 | 1 1 | 1 | 1 1 | 2 | 3 1 | 3 | 4 2 | 4 | 1 2 | 5 | 2 3 | 6 | 1 (7 rows) openGauss=# DROP TABLE rank_t1;
"5b7eb95f59e54981b3aa58998c888c4b", "created": 1705394646748, "choices": [{"message": {"content": "长江"}}]} data:{"id": "5b7eb95f59e54981b3aa58998c888c4b"
"28f61af50fc9452aa0ed5ea25c3cc3d3", "workspace_id" : "909494e3-558e-46b6-a9eb-07a8e18ca620", "project_id" : "909494e3-558e-46b6-a9eb-07a8e18ca62f"
1 | 3 | 3 1 | 2 | 3 1 | 1 | 3 1 | 1 | 3 2 | 5 | 5 2 | 4 | 5 3 | 6 |
"emb": [2, 2]}, {"chunk":2,"emb": [3, 3]}]} {"index":{}} {"id": 3, "embedding": [{"chunk":1,"emb": [3, 3]}, {"chunk":2,"emb": [4, 4]}]} 向量检索
"emb": [2, 2]}, {"chunk":2,"emb": [3, 3]}]} {"index":{}} {"id": 3, "embedding": [{"chunk":1,"emb": [3, 3]}, {"chunk":2,"emb": [4, 4]}]} 向量检索
