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153 видео
SQL 052 Data Types, Date, Time and Timestamp Data, Compare Database Usage
SQL 063 Scalar Functions, CASE WHEN ELSE or IF THEN ELSE?
SQL 047 Data Types, Approximate Numeric, DOUBLE PRECISION
SQL 088 String Scalar, LOWER or How can I change to lower case letters?
SQL 098 Column Functions, MAX or How can I get the maximum value in a column?
SQL 152 Table Creation, Constraints, NOT NULL
SQL 059 Data Types, Time Interval Data, Day Time Intervals
SQL 054 Data Types, Date Time Timestamp Data, TIME
SQL 037 Data Types, Character String, NCLOB or National Character Large OBject
SQL 056 Data Types, Date Time Timestamp Data, TIMESTAMP
SQL 086 String Scalar Concatenate, || or How can I attach values?
SQL 018 SELECT WHERE IS NULL or How can I find unknown values?
SQL 099 Column Functions, COUNT or How can I count the number of column rows?
SQL 118 JOIN, CROSS JOIN or Cartesian Join
SQL 008 SELECT AS Column Alias How do I change column names?
SQL 055 Data Types, Date Time Timestamp Data, TIME WITH TIME ZONE
SQL 112 JOIN, INNER JOIN with three tables
SQL 070 Scalar Functions, NULLIF or How can equal values give a NULL?
SQL 089 String Scalar, OVERLAY or How can I replace a substring?
SQL 036 Data Types, Character String Data, CLOB or Character Large OBject
SQL 042 Data Types, Exact Numeric, BIGINT
SQL 050 Data Types, BLOB Binary Large Object, VARGRAPHIC
SQL 123 UNION or How can I combine data from other tables?
SQL 007 SELECT Using Column Names or How do I SELECT specific columns?
SQL 014 SELECT DATE, TIME and TIMESTAMP
SQL 053 Data Types, Date Time Timestamp Data, DATE
SQL 051 Data Types, BLOB Binary Large Object, LONG VARGRAPHIC
SQL 100 Column Functions, Combinations or Can I combine column functions?
SQL 020 SELECT WHERE LIKE or How can I match a pattern of wildcard characters?
SQL 048 Data Types, BLOB Compare Database Usage
SQL 029 DELETE Command or How can I remove rows of data?
SQL 081 Numeric Scalar, MOD or How can I get the remainder of division?
SQL 093 String Scalar, UPPER or How can I change to upper case letters?
SQL 022 SELECT WHERE IN or How can I match to a list of values?
SQL 105 JOIN Qualify Column Names or Can I designate the source table?
SQL 085 Numeric Scalar, SQRT or Can I get a number's square root?
SQL 150 Table Creation, Introduction or How can I define a data table?
SQL 151 Table Creation, How do Constraints Work?
SQL 009 SELECT DISTINCT or How do I remove duplicate values?
SQL 110 JOIN, INNER JOIN, filter with WHERE
SQL 124 INTERSECT or How can I match data from other tables?
SQL 040 Data Types, Exact Numeric, SMALLINT
SQL 139 Database, What are Database Objects?
SQL 011 SELECT NULL or What if the column value is unknown?
SQL 106 JOIN, AS (Table Aliases) or How can I create a short table reference?
SQL 017 SELECT WHERE AND, OR, and NOT Multiple Conditions
SQL 043 Data Types, Exact Numeric, DEC, DECIMAL or NUMERIC
SQL 038 Data Types, Boolean Data, Compare Database Usage
SQL 049 Data Types, BLOB Binary Large Object, GRAPHIC
SQL 111 JOIN, INNER JOIN with non-equal conditions