我正在使用Timescale,今天我遇到了一个问题:我正在使用以下任何一种方式创建一个简单的表格:1-
> create table if not exists "NewTable" as (select * from "OldTable");
SELECT 6
2-
create table "NewTable" ("eventTime" timestamptz, name varchar);
成功创建表后。我写\d并且两个表的结果是相同的:
Column | Type | Collation | Nullable | Default
-----------+--------------------------+-----------+----------+---------
eventTime | timestamp with time zone | | |
name | character varying | | |
但问题从这里开始......
> SELECT create_hypertable('"NewTable"', '"eventTime"' ,migrate_data => true);
ERROR: tried calling catalog_get when extension isn't loaded
所以在我用谷歌搜索我的问题后,我发现每个人都被告知要创建我之前拥有的 timescaledb 扩展没有任何用处
> CREATE EXTENSION timescaledb CASCADE; //OR CREATE IF NOT EXISTS EXTENSION timescaledb CASCADE;
ERROR: extension "timescaledb" has already been loaded with another version
和
> \dx
Name | Version | Schema | Description
-------------+---------+------------+--------------------------------------------------------
plpgsql | 1.0 | pg_catalog | PL/pgSQL procedural language
timescaledb | 1.5.1 | public | Enables scalable inserts and complex queries for time-series data
所以我该怎么做?
问题:为什么会这样?我现在应该如何创建超表?
在这些操作之前,我尝试从我的数据库中进行转储,在此之前,我有 20 个 main_hyper_tables。