榜单
服务器优惠
AI论文
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CREATE TABLE
CREATE TABLE Synopsis Description Parameters Notes Setting Parameters for Parquet Tables About Parquet Storage Parquet Examples AO Examples Compatibility See Also CRE... -
CREATE TABLE
CREATE TABLE Synopsis Description Parameters Notes Setting Parameters for Parquet Tables About Parquet Storage Parquet Examples AO Examples Compatibility See Also CRE... -
DECLARE
DECLARE Synopsis Description Parameters Notes Examples Compatibility See Also DECLARE Defines a cursor. Synopsis DECLARE <name> [ BINARY ] [ INSENSITIVE ] [ NO... -
pg_trigger
pg_trigger pg_trigger The pg_trigger system catalog table stores triggers on tables. Note: HAWQ does not support triggers. Table 1. pg_catalog.pg_trigger column type r... -
DECLARE
DECLARE Synopsis Description Parameters Notes Examples Compatibility See Also DECLARE Defines a cursor. Synopsis DECLARE <name> [ BINARY ] [ INSENSITIVE ] [ NO... -
Formatting Data Files
Formatting Data Files Formatting Data Files When you use the HAWQ tools for loading and unloading data, you must specify how your data is formatted. COPY , CREATE EXTERNAL TABL... -
Overview of GPORCA
Overview of GPORCA Overview of GPORCA GPORCA extends the planning and optimization capabilities of the HAWQ legacy optimizer. GPORCA is extensible and achieves better optimizat... -
Overview of GPORCA
Overview of GPORCA Overview of GPORCA GPORCA extends the planning and optimization capabilities of the HAWQ legacy optimizer. GPORCA is extensible and achieves better optimizat... -
About Database Statistics
About Database Statistics Overview System Statistics Table Size The pg_statistic System Table and pg_stats View Sampling Updating Statistics Analyzing Partitioned and Append-O... -
pg_filespace_entry
pg_filespace_entry pg_filespace_entry A tablespace requires a file system location to store its database files. In HAWQ, the master and each segment needs its own distinct stor...