This topic describes the ganos.raster.calculate_md5 variable. This variable specifies whether PolarDB calculates the MD5 hash string and saves the string to the metadata when a raster object is imported.
Data type
Boolean
Value
- true: specifies that PolarDB calculates the MD5 hash string and saves the string to the metadata when a raster object is imported.
- false: specifies that PolarDB does not calculate the MD5 hash string when a raster object is imported. This is the default value.
Example
set ganos.raster.calculate_md5 = true;