INSERT INTO test_data (name, value) VALUES ('test18',1800); INSERT INTO test_data (name, value) VALUES ('test19',1900); INSERT INTO test_data (name, value) VALUES ('test20',2000);--插入一些带有特殊字符的数据 INSERT INTO test_data (name, value) VALUES ('test$1',100); INSERT I...
ALTER TYPE CREATE TEXT SEARCH CONFIGURATION DROP TABLE TABLE ALTER USER CREATE TEXT SEARCH DICTIONARY DROP TABLESPACE TRUNCATE ALTER USER MAPPING CREATE TEXT SEARCH PARSER DROP TEXT SEARCH CONFIGURATION UNLISTEN ALTER VIEW CREATE TEXT SEARCH TEMPLATE DROP TEXT SEARCH DICTIONARY UPDATE ANALYZE CREATE TRANSFOR...
Using advanced data placement and replication features, Citus gives you the fastest possible experience for relational database features like joins, foreign keys, subqueries, and stored procedures. Tenant isolation Multi-tenant SaaS applications sometimes need to isolate the shards for a large tenant to...
S3 support for storing data in private clouds using MinIO object storage, Amazon S3 storage, and VK Cloud storage: provided in Postgres Pro Enterprise. Backup data is transferred to and from S3 without saving it in intermediate locations thus eliminating the need of having a large temporary stora...
Share this episode: Click here to share this episode on twitter, or sign up for our newsletter and subscribe to our YouTube channel. Understanding medium size values and TOAST performance in Postgres Categories of text in your database How TOAST works TOAST Performance in Postgres Slow ...
WHEN version() ~ 'mingw32' OR version() ~ '64-bit|x86_64|ppc64|ia64|amd64' THEN 8 ELSE 4 END AS maxalign, /* per page header, fixed size: 20 for 7.X, 24 for others */ 24 AS pagehdr, /* per page btree opaque data */ 16 AS pageopqdata, /* per tuple header: add ...
Product Postgres Pro DBMS, Postgres Pro 210 Database with Support for Streaming Replication Clusters, Version 17 compatibility with Fora CRM 70, Compatibility of versions 14, 15, 16 and 17 with "Plus 7 FormIT", Version 17 compatibility with the Marlin ID
azure_ai extension (Preview): With theazure_aiextension to Azure Database for PostgreSQL, you can use Azure OpenAI directly from Azure Database for PostgreSQL. This means (quoting from a blog post I wrote a few months ago) “you can generate text embeddings by using SQL...
Support planner functions for range types PL/pgSQL: %TYPE and %ROWTYPE arrays Jsonpath: new data conversion methods COPY ... FROM: ignoring format conversion errors to_timestamp: format codes TZ and OF GENERATED AS IDENTITY in partitioned tables ALTER COLUMN ... SET EXPRESSIONJanuary...
For example: → WrapCopy CREATE TABLE sample (col1 BIGINT PRIMARY KEY, col2 VARCHAR(128), col3 INT); ALTER TABLE sample ALTER COLUMN col2 TYPE VARCHAR(256); You can also change the column type to VARCHAR or TEXT data types because of binary coercibility. Again, this is just a ...