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WGU D427 DATA MANAGEMENT APPLICATIONS OA EXAM AND STUDY GUIDE LATEST 2024/2025 ACTUAL EXAM 400 QUESTIONS AND CORRECT DETAILED ANSWERS (WITH RATIONALES)|ALREADY GRADED A+/ BRAND NEW!!!$20.49
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WGU D427 DATA MANAGEMENT APPLICATIONS OA EXAM AND STUDY GUIDE LATEST 2024/2025 ACTUAL EXAM 400 QUESTIONS AND CORRECT DETAILED ANSWERS (WITH RATIONALES)|ALREADY GRADED A+/ BRAND NEW!!!
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WGU D427 DATA MANAGEMENT APPLICATIONS
OA EXAM AND STUDY GUIDE LATEST 2024/2025
ACTUAL EXAM 400 QUESTIONS AND CORRECT
DETAILED ANSWERS (WITH
RATIONALES)|ALREADY GRADED A+/ BRAND
NEW!!!
Comparison operators compute logical values TRUE
or FALSE. Operands may be numeric - Answercharacter, a...
binary - Answer-A binary operator has two operands.
expression - Answer-An expression is a string of
operators, operands, and parentheses that
evaluates to a single value. Operands may be
column names or fixed values. The value of an
expression may be any data type.
operator precedence - Answer-Operators in an
expression are evaluated in the order of operator
,precedence, shown in the table below. Operators of
the same precedence are evaluated from left to
right. Regardless of operator precedence,
expressions enclosed in parentheses are evaluated
before any operators outside the parentheses are
applied.
SELECT / FROM - Answer-The SELECT statement
selects rows from a table. The statement has a
SELECT clause and a FROM clause. The FROM
clause specifies the table from which rows are
selected. The SELECT clause specifies one or more
expressions, separated by commas, that determine
what values are returned for each row.
, result table - Answer-The SELECT statement returns
a set of rows, called the result table.
LIMIT - Answer-MySQL has a LIMIT clause that
limits the number of rows returned by a SELECT
statement.
condition - Answer-A condition is an expression that
evaluates to a logical value.
WHERE - Answer-A SELECT statement has an
optional WHERE clause that specifies a condition for
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