From PostgreSQL's documentation: TYPE provides the data type of a variable or table column. You can use this to declare variables that will ... ... <看更多>

Q2: way to measure page size. PostgreSQL provides a number of Database Object Size Functions. I packed the most interesting ones in this query and added ... ... <看更多>

信息╭─sky@sky-linux /ihome/db/postgresql ╰─➤ ./current/bin/pg_ctl -D slave-data start 1 ↵ server starting. ... <看更多>

pgreplay reads a PostgreSQL log file (*not* a WAL file), extracts the SQL statements and executes them in the same order and relative time against a ... ... <看更多>

PostgreSQL is a general purpose and object-relational database ... when you need to delete records that ... ... <看更多>