What is a Number data types ?
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Numeric data types are numbers stored in database columns. These data types are typically grouped by: Exact numeric types, values where the precision and scale need to be preserved. The exact numeric types are INTEGER , BIGINT , DECIMAL , NUMERIC , NUMBER , and MONEY .
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Number data types
- Numeric data types are integers saved in database columns. These data types are typically classified by Exact numeric types, Approximate numeric types.
- The exact numeric types imply INTEGER, BIGINT, DECIMAL, NUMERIC, NUMBER, and MONEY.
- The approximate numeric types denote DOUBLE PRECISION, FLOAT, and REAL.
- If data is transformed into different data types with lower precision, then backward to the higher-precision pattern, the data can mislay precision.
- DOUBLE, FLOAT, DOUBLE PRECISION, and REAL columns are presented as FLOAT but saved as DOUBLE. This is a recognized concern in Snowflake.
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