Introduction to SQL The SQL statementSELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2), 2) FROM DUAL;prints ab gh 23 bc ab gh 23 bc ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? SUM COUNT All of these MAX SUM COUNT All of these MAX ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . percent sign (%); underscore (_) underscore(_); question mark (?) asterisk (*); percent sign (%) question mark (?); asterisk (*) percent sign (%); underscore (_) underscore(_); question mark (?) asterisk (*); percent sign (%) question mark (?); asterisk (*) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL query and modification commands make up a(n) ________ . DML XML DDL HTML DML XML DDL HTML ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the meaning of LIKE '%0%0%' Feature has more than two 0's Feature ends with two 0's Feature has two 0's in it, at any position Feature begins with two 0's Feature has more than two 0's Feature ends with two 0's Feature has two 0's in it, at any position Feature begins with two 0's ANSWER DOWNLOAD EXAMIANS APP
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