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Daftar hari iniIntegration Services (SSIS) Catalog Transact-SQL Reference
Applies to: 
SQL Server
SSIS Integration Runtime in Azure Data Factory
Views (Integration Services Catalog)
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Use system catalogs and system views in PostgreSQL - Training
Relational databases can store vast quantities of data, but they also need to hold information about the structure of that data. For an operational database management system (DBMS) information about the structure of tables, and all other objects, security, and concurrency, amongst many other settings and metrics, is required. This information is know as metadata and is stored in system catalogs in Azure Database for PostgreSQL. In addition to directly accessing system catalogs, you can access system views